TSN: Jake Gardiner or: How I Learned to Stop Worrying and Love the Advanced Stats

Nithoniniel

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Sep 7, 2012
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He was healthy scratched for his poor play. Its common knowledge.

Lol

That a lot of people believe something doesn't make it true, Swayze.

Also, poor play could mean a ton of things not related to hockey IQ or horrid turnovers. Most scratches are due to a stretch of inconsistent play, not a specific issue.
 

91Kadri91*

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The competition for that ice was horrid.

A better name for this thread would be "Jake Gardiner is a defensemen who does some good things"

No debate about that (from me at least).

I don't think anyone is claiming that Gardiner is a #1 defenseman, but he's certainly a top-4 defenseman, and is (along with Rielly and Kadri) the least of the Leafs' current (and/or past) problems.
 

RLF

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I'll cut the discussion down to a few focal points.

First I'd like to mention cognitive bias. As humans we filter information, we see what we want to see in many ways. That goes a long way to explain why we experience Dion playing against much tougher competition than Gardiner on a consistent basis. Consider this. Half the games every season is played away, where the opposing coach can control match ups. That's half the sample size where the opposing coach will be getting away from the match ups he doesn't want. No wonder the differences are not that big in the end.

Edit: Noticed you brought this up. Sure, it tells something about how Gardiner is in the defensive zone compared to Phaneuf that match ups are the way they are. My point is simply, over the course of the season, Gardiner plays the top players almost as much as Phaneuf. Until we see the data, we can't actually say anything about how they do in those specific situations. What we can say is that they are not a part of the reason why Gardiner keeps shots, scoring chances and goals against down compared to Dion. The only thing I've seen on that is someone writing that when looking at the top scorers of the league, the most effective defense against them had been keeping the puck away from them. Can't verify the authenticity of that claim though.

The other is this. Jake is a 5-on-5 guy, we agree on that. If we are to judge him fairly on this, we need to judge him on what he can control. Holding it against him that he was outscored 5-on-5 is not fair since that was unsustainable, outside his control. His impact on the game at 5-on-5, taking QoC and ZS% among other things into account, should in general help us outscore the opposition. Next season he might have 14% on-ice shooting percentage and have a great +/-, and it'll be just as little due to him. It's just variance.

Last point. You judge him based on +/-, a stat that has been shown to be about team, usage, linemates and player in that order. You bring up blocked shots, that is very questioned in whether having a lot of it is actually good. It basically just means that opposition has a ton of chances to shoot at goal against you. You mention hits, when physicality has no correlation to success. You mention goaltending stats, but D-men don't have an effect on that either. And you mention zone starts and overall usage, which is incorporated in the statistical analysis that maintain that Gardiner has a great effect.

These things tell about who the player is and what style he plays, what the context is. Not how good he is.

Edit 2: Just about +/-. It's not really a 5-on-5 thing exclusively. If you want that, you should use just even strength GF/60-GA/60. Someone playing PP and no PK will always have a bunch of minuses extra. Think Toronto had around 10 SHGA this season. That's a lot of minus.

Cognitive bias...funny how you feel I must have this and why I see Dion as starting more in his end against tougher competition, but you have none in favour of Gardiner? I have no bias toward either. It doesn't take stats to show me that Dion was used against tougher QOC in our own end. Maybe the fact that Dion had a 57.5% DZ starts to Jakes 51.2%. Or that I watch the games and see Dion used in those situations and the coach make quick changes on the road to get Dion back out there.

Of course half the games are on the road and I already said that is why it looks like the QOC is similar. The point is still that the away coach tries to manage this. For instance, if we get a face-off in the opposing end and Datsyuk and Zetterberg is due up, Carlyle might put out Gardiner, so that Gardiner faces them to start in the offensive end. Hard for them to score on us from their own end. Conversely, if the face-off was in our end, he would put out Phaneuf, if the wings countered with their third line, as soon as we got it out, Phaneuf would quickly change to get another pairing out, like Gardiner, saving Dion for Datsuyk and Zetterberg. If you are looking for stats to disprove the way we all know the game is played, then you are putting way too much emphasis on stats and not watching the game.

To your own point, you are saying that on the road, the opposing coach will try and get his top line against Gardiner instead of Dion and that is why QOC is similar...what does that tell you? It tells us that despite the stats you are clinging to to prove QOC makes little difference, those who coach the games believe they will have better offensive success against Gardiner than Phaneuf.

All stats we are discussing are basically 5 on 5 stats that rely on teammates, not just +/-. Most advanced stats are adjusted or projected stats. A lot advanced stats are based on IF's and adjusted for this that and the other. There is no adjustment for +/-, it's simply were you on the ice or not.

BTW, you don't take a - for a penalty kill goal against and you don't get a + for a PP goal. The only - is a shorty against, otherwise it's 5 on 5. Look at the forwards, besides Kessel, JVR and Bozak, no other forward was worse than a -11, so how are they responsible for Jake's -23? You can't say that he is a -23 because of his linemates and then say he is solely responsible for all the positives like shot suppression etc.

Your GA60, GF60 is an adjusted stat because no one plays 60 mins per game. Like it or not, +/- is a per game stat and shows 5 on 5 GF-GA for that player in that game. Jake was on the ice for 23 more goals against then he was on goals for. Even if out of our 10 SH goals against, Jake was on for 2 of them, he was still -21 5 on 5. I would also argue that a short handed goal against is worse than a 5 on 5 goal against. We scored 50+ less goals then we allowed as a team, are you saying that doesn't affect our win total. How many teams have a winning record when they have more goals allowed than scored? And it is hard to win when all your players a -'s, so for a nothing stat, it seems to quickly tell if a team has a winning record or not. Yet advanced stats can suggest a team should not be winning when in reality they are, or vice versa. I guess that's why we play the games and coaches don't just put players out based on advanced stats.
 

91Kadri91*

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Cognitive bias...funny how you feel I must have this and why I see Dion as starting more in his end against tougher competition, but you have none in favour of Gardiner?

Sure, when relying solely on the eye-test, we'll all have particular biases.

I have no bias toward either.

You certainly do; we all suffer from cognitive biases. Some of us recognize them, and do what we can to mitigate them.

It doesn't take stats to show me that Dion was used against tougher QOC in our own end. Maybe the fact that Dion had a 57.5% DZ starts to Jakes 51.2%. Or that I watch the games and see Dion used in those situations and the coach make quick changes on the road to get Dion back out there.

Perhaps not, but it clearly takes statistics to show you how little that actually means:

But here’s the key thing: While it matters if a player is facing Sidney Crosby instead of John Scott at any given moment, the range of competition that a player faces over the course of a season is EXTREMELY SMALL. The gap between the players facing the hardest competition and those facing the weakest competition is the same as facing an average player at most like 4 shot attempts per 60. In other words, the guy with the toughest competition in the league will face an average opponent who is +2 corsi/60, while the guy facing the weakest will face an average opponent who is -2 corsi/60. And nearly all players won’t be in these extremes – most will be within -1 corsi/60 and +1 corsi/60. And as you might expect the gap between opponents who are +1 shot attempts per 60 and those -1 is practically nothing.

Yet you’ll hear people talk about how one player plays “really weak†competition or another player’s bad #s are because he takes “the toughs†– this doesn’t really mean anything.

http://hockey-graphs.com/2014/01/06/gauging-the-relevance-of-quality-of-competition-on-a-players-stats-toronto-maple-leafs-d-edition/

So while it’s clear that traditional zone starts are a flawed metric, we only really have half the story. While true zone starts are much less prevalent than the traditional numbers indicate, we still haven’t looked into what effect a true zone start has on a player’s possession numbers. We know that the difference in zone starts between players isn’t as big as we may have thought previously, but it’s still important to figure out the size of impact of a true zone start. After all, if a true defensive zone start makes a player 80% worse, a marginal difference in usage between players may result in an enormous differences in results. In Part II we’ll examine how we can measure these differences, and look at how we can properly adjust for true zone starts in our possession numbers.

http://puckplusplus.com/2015/01/15/how-much-do-zone-starts-matter-i-maybe-not-as-much-as-we-thought/

While each individual adjustment factor seems to be quite large when compared to the On-The-Fly weights, after we apply these factors to each player’s seasonal results from the past 5 years we see that the effect of the adjustment is small for most of the league: 80% of the players saw their numbers move up or down by less than 0.5%, and only 79 of 3275 qualifying players showed a delta either way of more than 1%. All of this makes sense given that we found in Part I that the spread in true zone starts was much less than we’d previously estimated, and that On-The-Fly starts (which see almost no adjustment) tend to make up the bulk of most player’s shifts.

http://puckplusplus.com/2015/01/20/how-much-do-zone-starts-matter-part-ii-a-lot-on-their-own-not-that-much-in-aggregate/

To your own point, you are saying that on the road, the opposing coach will try and get his top line against Gardiner instead of Dion and that is why QOC is similar...what does that tell you? It tells us that despite the stats you are clinging to to prove QOC makes little difference, those who coach the games believe they will have better offensive success against Gardiner than Phaneuf.

And yet they don't... ever.

Phaneuf's value is predicated (solely) on his offensive production.

All stats we are discussing are basically 5 on 5 stats that rely on teammates, not just +/-. Most advanced stats are adjusted or projected stats. A lot advanced stats are based on IF's and adjusted for this that and the other. There is no adjustment for +/-, it's simply were you on the ice or not.

Which is one of the many reasons '+/-' is an absolute joke.

BTW, you don't take a - for a penalty kill goal against and you don't get a + for a PP goal. The only - is a shorty against, otherwise it's 5 on 5. Look at the forwards, besides Kessel, JVR and Bozak, no other forward was worse than a -11, so how are they responsible for Jake's -23? You can't say that he is a -23 because of his linemates and then say he is solely responsible for all the positives like shot suppression etc.

He's not solely responsible, he's just better at it then everyone else on the team... and it's not even close.

Your GA60, GF60 is an adjusted stat because no one plays 60 mins per game. Like it or not, +/- is a per game stat and shows 5 on 5 GF-GA for that player in that game. Jake was on the ice for 23 more goals against then he was on goals for.

It's prorated; his GF/GA20 would be 1/3 of his GF/GA60. Jake's GF% was poor last season because he didn't produce offense.
 

sessiroth

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One thing I notice from Jake a lot last year is players were beating from the wide side and cutting in for a grade A scoring chance a lot. Like with Dion. I don't know if its because of lack of strength of being caught flat footed a lot.

Also Gardiner gets cycled on a lot. I think having a better active stick would help his game a lot since he's not gonna muscle guys off the puck and Babs has stated he and Rielly both need to work on it so im hopeful.

Other then that and a few boneheaded plays I really like his game. He's 25 now, I'm expecting strides this year.
 

RLF

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Sure, when relying solely on the eye-test, we'll all have particular biases.



You certainly do; we all suffer from cognitive biases. Some of us recognize them, and do what we can to mitigate them.



Perhaps not, but it clearly takes statistics to show you how little that actually means:



http://hockey-graphs.com/2014/01/06/gauging-the-relevance-of-quality-of-competition-on-a-players-stats-toronto-maple-leafs-d-edition/



http://puckplusplus.com/2015/01/15/how-much-do-zone-starts-matter-i-maybe-not-as-much-as-we-thought/



http://puckplusplus.com/2015/01/20/how-much-do-zone-starts-matter-part-ii-a-lot-on-their-own-not-that-much-in-aggregate/



And yet they don't... ever.

Phaneuf's value is predicated (solely) on his offensive production.



Which is one of the many reasons '+/-' is an absolute joke.



He's not solely responsible, he's just better at it then everyone else on the team... and it's not even close.



It's prorated; his GF/GA20 would be 1/3 of his GF/GA60. Jake's GF% was poor last season because he didn't produce offense.

Hopefully someday I will be enlightened enough to know and mitigate my bias. I mean, you have none for Jake and Nazem. Right?
Kills me when guys feel they decide which stats are important and how they interpret them is the right way. I wonder why NHL coaches, execs, analysts still use +/-, but the HFB stat analysts call it garbage. If someone really tried hard enough, I bet they could use advanced stats to try and prove Franson is a good skater.

I like how you ignore any argument that has any grounds that would put a hole in your stats conclusions. How do you explain how advanced stats show a team should be losing when they are winning or vice versa? How does your advanced stats explain how Calgary made the playoffs or Colorado two years ago? If advanced stats prove everything you claim they do, those teams could not have won enough games to make the playoffs. If a team can win or lose despite what advanced stats say, then a D-man or forward can not be as good as advanced stats suggest and vice versa. It's common sense. Kind of makes you wonder why teams just don't give the coaching jobs to guys like Dubas or have him telling Babcock on the bench who to send out next. Instead, the coaches match lines according to what they know of each player, not what all the advanced stats say.
 

91Kadri91*

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Hopefully someday I will be enlightened enough to know and mitigate my bias. I mean, you have none for Jake and Nazem. Right?

I certainly do, but I try to mitigate them by referring to statistics, studies and expert opinion (emphasis on expert).

Kills me when guys feel they decide which stats are important and how they interpret them is the right way. I wonder why NHL coaches, execs, analysts still use +/-, but the HFB stat analysts call it garbage.

It kills me when people elect not to reference doctorate level mathematicians who cite advanced statistics as good evaluators, instead preferring to listen to mouth pieces who are hired to drive conversation for the ignorant masses.

I'm not sure if you've noticed, but there are abounds of statistical analysts being hired by NHL teams.

If someone really tried hard enough, I bet they could use advanced stats to try and prove Franson is a good skater.

Good defenseman? Sure, he has been a quality defenseman in the recent past. Good skater? I have no idea; ask these guys.

I like how you ignore any argument that has any grounds that would put a hole in your stats conclusions.

I referenced any relevant arguments, and dismantled them all.

You're welcome.

How do you explain how advanced stats show a team should be losing when they are winning or vice versa? How does your advanced stats explain how Calgary made the playoffs or Colorado two years ago? If advanced stats prove everything you claim they do, those teams could not have won enough games to make the playoffs.

There will always be exceptions (true of any rule), but they're limited. Not to mention, how did Colorado do this season after being one of the few teams at the time- only one at this point, I believe- not to actively incorporate analytics into their process? How about Toronto after 2012/13? Calgary recognized how lucky they were, which is why they didn't sacrifice picks to get into the playoffs last season, and also actively pursued 'analytics friendly' players this offseason (Hamilton; Frolik).

They're exceptions that prove the rule.

If a team can win or lose despite what advanced stats say, then a D-man or forward can not be as good as advanced stats suggest and vice versa.

Sure, if a single advanced statistic was saying that Gardiner was a good defenseman (defensively) while the rest of them were saying otherwise, then you'd be right to question our conclusion. That's not the case, however. In fact, it's quite the opposite: you're relying on a single (horrid) statistic to disprove the findings of countless other (superior) statistics. Not to mention I (and countless others) have already addressed why Gardiner can be good defensively while having a poor plus-minus: he didn't produce offensively (in terms of GF60).

It's common sense.

It certainly is.

Kind of makes you wonder why teams just don't give the coaching jobs to guys like Dubas or have him telling Babcock on the bench who to send out next. Instead, the coaches match lines according to what they know of each player, not what all the advanced stats say.

Babcock certainly appears to have a favourable view of advanced statistics:

Detroit Red Wings coach Mike Babcock is of the belief that the more information he can gather the better he will be at evaluating and running his team. That's why Babcock is interested in the growing movement of advanced statistical analysis in the NHL.

"Not only is it a great idea, but if you don't [start using analytics] you're going to fall behind," Babcock told NHL.com. "You have to be on the cutting edge. It was [Arizona Coyotes assistant general manager] Darcy Regier who said, 'If you didn't invent it, you have to be the second- or third-best copier, because if you're fourth or fifth you've got no chance.'"

The Boston Bruins, Toronto Maple Leafs and New Jersey Devils this summer have hired or promoted from within executives with statistical backgrounds. Pittsburgh Penguins general manager Jim Rutherford has talked about how he will incorporate analytics into the front office.

The Chicago Blackhawks and Los Angeles Kings have used analytics and have won the Stanley Cup twice each in the past five seasons. St. Louis Blues coach Ken Hitchcock is on record saying he uses analytics as part of his decision-making process for matchups and chemistry.

http://www.nhl.com/ice/news.htm?id=727093

That doesn't mean that Babcock won't take into account his personal feelings about a particular player, but he's certainly open to being proven wrong, which is more than I can say for you and many others on this board.

 

Pucker77

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It's worth noting that one thing that the article doesn't mention and that is of key importance to the discussion is that you have to separate defensive ability and defensive effectiveness.

Guys like Barrie and Gardiner is effective defensively because they make sure they don't have to defend much. Other guys might be great defensively, but they defend so much that they are simply not effective at it.

EDIT: I don't mean defend much as playing tough minutes. I mean that they are so bad at turning defense into offense relative to the minutes they play.

I remember a quote from Dave Tippett that basically explains your Barrie/Gardiner statement.

I cant remember the exact wording but it went simply like this...

"We had to make a decision on which defenseman to keep. We had one that was a solid defensive player and another that was as great in the defensive zone, however, we found out that the defensive one was always defending but the other one was only in his zone about 20% of the time. So we traded the defensive one."

I dont know who the "defensive defenseman" was but the "other defenseman" was Keith Yandle. Obviously, now Yandle was traded to New York but this came from a coach that relishes the defensive side of hockey and decided to keep Yandle back then.

Reading that was when I realized how much the league is changing in terms of evaluating defensemen.
 

Drew75

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I remember a quote from Dave Tippett that basically explains your Barrie/Gardiner statement.

I cant remember the exact wording but it went simply like this...

"We had to make a decision on which defenseman to keep. We had one that was a solid defensive player and another that was as great in the defensive zone, however, we found out that the defensive one was always defending but the other one was only in his zone about 20% of the time. So we traded the defensive one."

I dont know who the "defensive defenseman" was but the "other defenseman" was Keith Yandle. Obviously, now Yandle was traded to New York but this came from a coach that relishes the defensive side of hockey and decided to keep Yandle back then.

Reading that was when I realized how much the league is changing in terms of evaluating defensemen.

The game is changing - but it takes a long time for some to catch up.

I think Gardiner could be one of the most polarizing Leaf players I've seen in a long, long time.

Personally - I think he's a solid kid that we'd be stupid to give up on. His skills are crazy good, and he's way more effective than people give him credit for.

The problem lies in the fact that he makes about 2-3 bonehead plays / decisions per game. Some people see those and formulate their entire assessment of him based on that. What they don't seem to consider is that this is a 24 year old D, and those types of errors are reduced in time with experience and good coaching. I think it's likely the 2-3 bad decisions will become 1-2 this season, and continue to improve as he matures. In two years, he will be a top 3 D man, and people will use these threads to argue points "remember when Gardiner was bashed on these boards?"...
 

Bravid Nonahan

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I don't see how people can expect error-free dmen. It's ridiculous. Hockey is a fast paced game and it is tough to keep up. Every single freaking goal is scored because people make mistakes. Not everyone can be Nicklas Lidstrom
 

Ovate

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You also have to consider what he's getting paid. He's getting paid $1M more than Stephane Robidas.

You might expect your $7M defenseman to be error free. That's not really fair, since no one is error free, but you expect relatively error free at that paygrade. If you expect your $4M defenseman to be error free, you're just holding unrealistic expectations.

Jake Gardiner is paid like a second pairing defenseman, and he's good at that. He might even improve further.
 

diceman934

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The game is changing - but it takes a long time for some to catch up.

I think Gardiner could be one of the most polarizing Leaf players I've seen in a long, long time.

Personally - I think he's a solid kid that we'd be stupid to give up on. His skills are crazy good, and he's way more effective than people give him credit for.

The problem lies in the fact that he makes about 2-3 bonehead plays / decisions per game. Some people see those and formulate their entire assessment of him based on that. What they don't seem to consider is that this is a 24 year old D, and those types of errors are reduced in time with experience and good coaching. I think it's likely the 2-3 bad decisions will become 1-2 this season, and continue to improve as he matures. In two years, he will be a top 3 D man, and people will use these threads to argue points "remember when Gardiner was bashed on these boards?"...

The issue of bonehead plays have been severely over stated on here IMHO.

When people see a pass that looks like a giveaway it maybe such, but it also may be a missed assignment by a supporting forward or D partner. Without puck support players will make bad plays.

I would be willing to wager that his bonehead plays will be minimal this year as he will have puck support and options.
 

cookie

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The issue of bonehead plays have been severely over stated on here IMHO.

When people see a pass that looks like a giveaway it maybe such, but it also may be a missed assignment by a supporting forward or D partner. Without puck support players will make bad plays.

I would be willing to wager that his bonehead plays will be minimal this year as he will have puck support and options.

This rings true for all defensemen and if it's the only reason I'm going to be watching this team this year--last years' teams were a mess.
 

Nithoniniel

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91Kadri91, you saved me a whole lot of writing. Thank you.

I remember a quote from Dave Tippett that basically explains your Barrie/Gardiner statement.

I cant remember the exact wording but it went simply like this...

"We had to make a decision on which defenseman to keep. We had one that was a solid defensive player and another that was as great in the defensive zone, however, we found out that the defensive one was always defending but the other one was only in his zone about 20% of the time. So we traded the defensive one."

I dont know who the "defensive defenseman" was but the "other defenseman" was Keith Yandle. Obviously, now Yandle was traded to New York but this came from a coach that relishes the defensive side of hockey and decided to keep Yandle back then.

Reading that was when I realized how much the league is changing in terms of evaluating defensemen.

Yeah that Tippett quote is good.
 

RLF

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I certainly do, but I try to mitigate them by referring to statistics, studies and expert opinion (emphasis on expert).



It kills me when people elect not to reference doctorate level mathematicians who cite advanced statistics as good evaluators, instead preferring to listen to mouth pieces who are hired to drive conversation for the ignorant masses.

I'm not sure if you've noticed, but there are abounds of statistical analysts being hired by NHL teams.



Good defenseman? Sure, he has been a quality defenseman in the recent past. Good skater? I have no idea; ask these guys.



I referenced any relevant arguments, and dismantled them all.

You're welcome.



There will always be exceptions (true of any rule), but they're limited. Not to mention, how did Colorado do this season after being one of the few teams at the time- only one at this point, I believe- not to actively incorporate analytics into their process? How about Toronto after 2012/13? Calgary recognized how lucky they were, which is why they didn't sacrifice picks to get into the playoffs last season, and also actively pursued 'analytics friendly' players this offseason (Hamilton; Frolik).

They're exceptions that prove the rule.



Sure, if a single advanced statistic was saying that Gardiner was a good defenseman (defensively) while the rest of them were saying otherwise, then you'd be right to question our conclusion. That's not the case, however. In fact, it's quite the opposite: you're relying on a single (horrid) statistic to disprove the findings of countless other (superior) statistics. Not to mention I (and countless others) have already addressed why Gardiner can be good defensively while having a poor plus-minus: he didn't produce offensively (in terms of GF60).



It certainly is.



Babcock certainly appears to have a favourable view of advanced statistics:





http://www.nhl.com/ice/news.htm?id=727093

That doesn't mean that Babcock won't take into account his personal feelings about a particular player, but he's certainly open to being proven wrong, which is more than I can say for you and many others on this board.



Here's the funny thing, I already stated that I thought Gardiner has the skills to be a #3 but is a 4/5 right now. I acknowledged his abilities, my point was that when you try and take into account, and breakdown every minute spec of the game, project over 60 etc...there can be arguments easily made on both sides. It is how stats are interpreted. There is not only one way to interpret every stat, only the closed minded would believe so. What you don't do, is the analysis on why that particular players stats may show what they do. Your analysis stops at what you see on paper and becomes the gospel. From reading your posts over the last while, you always revert to advanced stats, but do not seem to look at the context of how the game is played, coached, momentum shifts etc and even some luck that can affect a players stats. It is simply read these stats, they are designed by "doctorate level mathematicians", even they would tell you it is not absolute the way you make them out to be. Of course Hockey people, ex-players, Babcock included, who may look at stats you deem garbage are just loudmouths looking for ratings. Yes, hockey is simply a mathematical game and if we all got on board, we could play moneyball and win.:shakehead

You use advanced stats like they are forensic DNA evidence of how things work on the ice and they are irrefutable through your analysis. You can see that coaches obviously believe in match-ups, but you will still insist QOC is really irrelevant. The game is played a certain way and I have seen the way it is played change numerous times. You don't think that helps and hurts certain players stats? Like I said, if stats were the be all end all you make them out to be, we would have guys radioing down from the press box to the coach "ok Bab's we need ______ out in this situation, send in the play" like offensive co-coordinators in Football.

Bolded...that is hilarious coming from you. A guy who claims to be always correct using advanced stats and that only how you interpret them is correct. You now claim that even Babcock is open to being proven wrong about players because advanced stats, and probably the way you read them, tell him otherwise.

Maybe you should open your mind up to the fact that your stats do not take into account heart, drive, desire, will, what a big hit or three blocked shots on a penalty kill does for momentum in a game. Funny how the players get up and pat a guy on the back and bang their sticks against the boards etc for those kind of plays, but not because Jake lugs the puck up the ice. Where is your stat that shows how being softer in the D-zone causes the opponent to spend less energy to control the puck?
It's an emotional game, it is not played strictly on paper.
 

Nithoniniel

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Here's the funny thing, I already stated that I thought Gardiner has the skills to be a #3 but is a 4/5 right now. I acknowledged his abilities, my point was that when you try and take into account, and breakdown every minute spec of the game, project over 60 etc...there can be arguments easily made on both sides. It is how stats are interpreted. There is not only one way to interpret every stat, only the closed minded would believe so. What you don't do, is the analysis on why that particular players stats may show what they do. Your analysis stops at what you see on paper and becomes the gospel. From reading your posts over the last while, you always revert to advanced stats, but do not seem to look at the context of how the game is played, coached, momentum shifts etc and even some luck that can affect a players stats. It is simply read these stats, they are designed by "doctorate level mathematicians", even they would tell you it is not absolute the way you make them out to be. Of course Hockey people, ex-players, Babcock included, who may look at stats you deem garbage are just loudmouths looking for ratings. Yes, hockey is simply a mathematical game and if we all got on board, we could play moneyball and win.:shakehead

You use advanced stats like they are forensic DNA evidence of how things work on the ice and they are irrefutable through your analysis. You can see that coaches obviously believe in match-ups, but you will still insist QOC is really irrelevant. The game is played a certain way and I have seen the way it is played change numerous times. You don't think that helps and hurts certain players stats? Like I said, if stats were the be all end all you make them out to be, we would have guys radioing down from the press box to the coach "ok Bab's we need ______ out in this situation, send in the play" like offensive co-coordinators in Football.

Bolded...that is hilarious coming from you. A guy who claims to be always correct using advanced stats and that only how you interpret them is correct. You now claim that even Babcock is open to being proven wrong about players because advanced stats, and probably the way you read them, tell him otherwise.

Maybe you should open your mind up to the fact that your stats do not take into account heart, drive, desire, will, what a big hit or three blocked shots on a penalty kill does for momentum in a game. Funny how the players get up and pat a guy on the back and bang their sticks against the boards etc for those kind of plays, but not because Jake lugs the puck up the ice. Where is your stat that shows how being softer in the D-zone causes the opponent to spend less energy to control the puck?
It's an emotional game, it is not played strictly on paper.

If I know 91Kadri91 correctly, he certainly doesn't think stats are the end all be all, and neither do I. They are what they are and show what they do though, there's no subjectivity about them.

About QoC. Nobody is saying they are insignificant. Coaches employ matchups because in a singular instance, they are very important. That's why they are important for tactical choices. Over the course of a season the differences between how players are used fade away. That's why they don't have much effect on statistical analysis. So when talking about how a player performed over the course of the season, QoC isn't much of a factor.

The thing we turned against you on is that you seemed to use QoC to diminish Gardiner's defensive stats. That's erroneous in two ways: 1) It's already accounted for. 2) When judging a player in a general sense, it has little effect.

That has no connection to saying that there's not a reason coaches prefer Dion and not Jake out there in those situations, as you claim we do. Even if Dion outperforms in these specific situations (which we have no idea if he does), he doesn't when taking all situations in account.

Regarding the bolded, I always found this claim funny. So what you are saying is that heart, desire, drive and will have no effect on a player's ability to create offense or stop the opposing teams offense, the very thing his numbers judge? Because if they do, they are part of the formula. If they don't, then what good are they? I personally think they certainly have an effect on how effective a player can be.

We all love it when a player throws himself in front of a shot from a dangerous position. Nobody is saying that's not great. What some are saying is that having a high number of blocked shots is a product of many factors, where sacrificing yourself for the team is just one. Therefor, using them to judge players is not an accurate way to measure that.

The rest of your post just seems like a personal attack to me, so I'm not going to address that.
 
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RLF

Registered User
May 5, 2014
3,303
890
If I know 91Kadri91 correctly, he certainly doesn't think stats are the end all be all, and neither do I. They are what they are and show what they do though, there's no subjectivity about them.

About QoC. Nobody is saying they are insignificant. Coaches employ matchups because in a singular instance, they are very important. That's why they are important for tactical choices. Over the course of a season the differences between how players are used fade away. That's why they don't have much effect on statistical analysis. So when talking about how a player performed over the course of the season, QoC isn't much of a factor.

The thing we turned against you on is that you seemed to use QoC to diminish Gardiner's defensive stats. That's erroneous in two ways: 1) It's already accounted for. 2) When judging a player in a general sense, it has little effect.

That has no connection to saying that there's not a reason coaches prefer Dion and not Jake out there in those situations, as you claim we do.

Regarding the bolded, I always found this claim funny. So what you are saying is that heart, desire, drive and will have no effect on a player's ability to create offense or stop the opposing teams offense, the very thing his numbers judge? Because if they do, they are part of the formula.

We all love it when a player throws himself in front of a shot from a dangerous position. Nobody is saying that's not great. What some are saying is that having a high number of blocked shots is a product of many factors, where sacrificing yourself for the team is just one. Therefor, using them to judge players is not an accurate way to measure that.

The rest of your post just seems like a personal attack to me, so I'm not going to address that.

IIRC even Shanny said something along the lines of " we need to look at advanced stats and interpret what they mean and how we can help a player improve" when they hired Dubas. I am pretty sure execs have used the word interpret including Shanny. They are not absolute to viewing things one way...that is the bias you guys speak of if you insist on that.

I was not trying to attack personally, if you read his post, he attacked my knowledge of the game and how I view things and basically said I am closed minded. I was trying to point out that watching the game through the eyes of a computer screen analysis does not show everything. I was simply defending my point of view and asking him to be open minded, as he was telling me I need to be. My posts shows that I am open minded enough to look at the advanced stats, his does not show that he is open minded enough to view stats in any other way then his way. Let's be fair here.

And No, I am sorry, but I do not believe stats show a players drive, desire, will etc, because you guys claim Polak has horrible advanced stats and he has way more heart than Jake.
 

mikebel111*

Guest
Sadly it seems some peoole are from the 'good ol boys" era. The game has changed that now you want to have the puck as much as possible so you aren't in your own zone. There is absolutely 0 defending. You control the puck, you dont play defence its simple. Play in the other zone so you dont get stuck in your zone. Thats why guys like Jake and Morgan are so highly coveted.
 

RLF

Registered User
May 5, 2014
3,303
890
Sadly it seems some peoole are from the 'good ol boys" era. The game has changed that now you want to have the puck as much as possible so you aren't in your own zone. There is absolutely 0 defending. You control the puck, you dont play defence its simple. Play in the other zone so you dont get stuck in your zone. Thats why guys like Jake and Morgan are so highly coveted.

Puck possession is not new. It has always been "if I have the puck, you can't score", the simple explanation for possession. The mistake from some of the "new era" guys, maybe yourself, is that the "good ol boys" era doesn't move with the changes when it's the opposite. We understand the changes in the game better because we have seen change. The young era have known things only one way, maybe two. I went through the bench brawling 70's, high flying 80's, clutch and grab 90's and trap 2000's and now the speed of the post cap era. I get change, but possession is not new, advanced stats are.

To suggest those that have watched the game longer and seen more changes, do not understand how it is played now makes no sense. It is a statement out of arrogance that that person obviously knows more because others don't share their point of view. You don't see me claiming the younger guys don't understand hockey because they haven't been around as long.
 

Nithoniniel

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Sep 7, 2012
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Skövde, Sweden
IIRC even Shanny said something along the lines of " we need to look at advanced stats and interpret what they mean and how we can help a player improve" when they hired Dubas. I am pretty sure execs have used the word interpret including Shanny. They are not absolute to viewing things one way...that is the bias you guys speak of if you insist on that.

I was not trying to attack personally, if you read his post, he attacked my knowledge of the game and how I view things and basically said I am closed minded. I was trying to point out that watching the game through the eyes of a computer screen analysis does not show everything. I was simply defending my point of view and asking him to be open minded, as he was telling me I need to be. My posts shows that I am open minded enough to look at the advanced stats, his does not show that he is open minded enough to view stats in any other way then his way. Let's be fair here.

And No, I am sorry, but I do not believe stats show a players drive, desire, will etc, because you guys claim Polak has horrible advanced stats and he has way more heart than Jake.

If the stats don't show it, then drive, desire and will have no effect on your ability to prevent offense or create your own?

Polak has tons of heart. That is part of the equation. If he didn't, he'd be way worse than he is and the stats would reflect that.

There is no individual stat that shows pass precision exclusively either.

As for open-mindedness, I am all for it. But how to handle statistics is something you learn. You read up on what a statistic means, what factors that affects it and so on. What Shanahan is talking about is something I think you mentioned yourself. Stats can show that Gardiner limits shots, for example. They don't show how, they don't show what can be done to make him more effective, or translate that to other parts of his game and so on. That's where interpretation comes in. Not whether QoC has a big effect on season-sized statistics. Not whether +/- is an effective stat at showing something in particular.

So what Shanahan and the guys will do, that is different from what we do, is that they'll probably look at for example how effective our D-men are at creating a zone exit through passing in a certain situation. And then they'll look at that, see the results and use that. Say that perhaps Dion is awful at that in a certain scenario. They use that knowledge to re-create the situation in training and realize that Dion doesn't use a short pass to the slot when available, so they put him on keeping an eye open on that. His results improve, and he is a better player due to it.

That's not as interesting for us fans. We don't have to coach the players. We look more at more general themes.
 
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Gary Nylund

Registered User
Oct 10, 2013
31,155
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Puck possession is not new. It has always been "if I have the puck, you can't score", the simple explanation for possession. The mistake from some of the "new era" guys, maybe yourself, is that the "good ol boys" era doesn't move with the changes when it's the opposite. We understand the changes in the game better because we have seen change. The young era have known things only one way, maybe two. I went through the bench brawling 70's, high flying 80's, clutch and grab 90's and trap 2000's and now the speed of the post cap era. I get change, but possession is not new, advanced stats are.

To suggest those that have watched the game longer and seen more changes, do not understand how it is played now makes no sense.
It is a statement out of arrogance that that person obviously knows more because others don't share their point of view. You don't see me claiming the younger guys don't understand hockey because they haven't been around as long.

Well put.

This all reminds me of what people used to way when I was a kid in the early 70's - Bobby Orr can't play D but it doesn't matter because the puck is on his stick 90% of the time. Or like you said - if you don't have the puck you can't score. Yes, definitely not a new concept.
 

Nithoniniel

Registered User
Sep 7, 2012
20,913
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Skövde, Sweden
Well put.

This all reminds me of what people used to way when I was a kid in the early 70's - Bobby Orr can't play D but it doesn't matter because the puck is on his stick 90% of the time. Or like you said - if you don't have the puck you can't score. Yes, definitely not a new concept.

Yeah. The only thing different is that earlier, you had to rely on only your eyes and your knowledge of the game. Now you have another perspective to utilize.
 

91Kadri91*

Guest
Such a formulaic response.

Here's the funny thing, I already stated that I thought Gardiner has the skills to be a #3 but is a 4/5 right now.

And some of us are saying that Gardiner is a top-4 defenseman right now, and have offered quantifiable proof that doesn't rely on 'LOL stats suck as much as Gardiner', or 'look at his plus-minus and ignore, momentarily, my view on statistics; Gardiner sux'.

I acknowledged his abilities, my point was that when you try and take into account, and breakdown every minute spec of the game, project over 60 etc...there can be arguments easily made on both sides.

Then make some arguments.

It is how stats are interpreted. There is not only one way to interpret every stat, only the closed minded would believe so.

I agree, to an extent.

There's a proper way to interpret a particular statistic in a particular situation, but there are many statistics, and copious amounts of situations.

What you don't do, is the analysis on why that particular players stats may show what they do.

Sure I do, I just don't think they're nearly as important as you believe they are. A guy could skate around on his hands, and I'd call him a good defenseman if he prevented/generated goals. I think the statistics presented inherently account for variables you believe should be measured separately. If you don't believe they're considered, then how important are they if they don't help prevent/generate goals, and subsequently wins? *(shoutout to Nithoniniel for this point; I edited my post after reading your post)*

Your analysis stops at what you see on paper and becomes the gospel. From reading your posts over the last while, you always revert to advanced stats, but do not seem to look at the context of how the game is played, coached, momentum shifts etc and even some luck that can affect a players stats.

I absolutely do look at how the game is played (I watch a lot of hockey), I just don't think the factors that you consider important are, in the grand scheme, all that important. I think we can all agree that wins are the primary goal.

I do look at OnIceSV%, OnIceSh%, Sh%, PDO, CPDO, and FPDO, so I certainly take luck into account. Gardiner was actually (very) unlucky this season, so I don't believe luck had the effect you desired it to have.

It is simply read these stats, they are designed by "doctorate level mathematicians", even they would tell you it is not absolute the way you make them out to be.

Statistics certainly are not absolute, and they have a long way to go. They are better than the eye-test of HFBoard posters who insist that hits, blocked shots and face punching are the 'go-to stats' when judging defensive performance, though.

Of course Hockey people, ex-players, Babcock included, who may look at stats you deem garbage are just loudmouths looking for ratings.

I deem plus-minus garbage because it is garbage. I think it's used because it's simple to understand (although more advanced metrics really aren't very difficult to comprehend either), and attracts more discussion.

In short, plus/minus is highly variable, there are countless factors that influence it, and more of them are outside of an individual player's control than not.

Two teammates doing everything absolutely identically to one another can see huge variance - well over 100% - in their plus/minus based on factors outside of their control like ice time, their goalie's performance, and the opposing goalie's performance. You may be wondering if players such as those in the examples above exist, and the answer is absolutely, yes. Dustin Byfuglien's goalies posted an .888 on-ice save percentage at even strength this season, Byfuglien's on-ice shooting percentage is 7.7%, and Byfuglien was playing just under 20 minutes/60 at even strength until his position change. These kinds of percentages are totally normal.

In fact, the crazy thing is, the variance can actually be much worse than this. We only discussed three factors and I didn't even pick percentages at the extreme ends of the spectrum. When the Wild's Erik Haula was on the ice at 5-on-5 in his 44 games this season, his goalies saved 96.8% of shots they've faced. The same figure for Zenon Konopka, Haula's teammate? 89.2%. That's a spread of 7.2%, or nearly double the example scenario above. And it's not just the Wild. In Edmonton, Ryan Jones' 5-on-5 on-ice SV% was 95.0% this past season, while Nail Yakupov's was a lowly 88.2% (spread of 6.8%). In Pittsburgh, Chuck Kobasew's on-ice SV% was 96.1%, while Paul Martin's was 89.0% (spread of 7.1%).

http://www.arcticicehockey.com/2014/6/5/5602668/why-plus-minus-is-the-worst-statistic-in-hockey

Yes, hockey is simply a mathematical game and if we all got on board, we could play moneyball and win.:shakehead

Statistics are not a guarantee, but they can certainly help. That's why so many of the Leafs' staff use them to assist in their daily processes.

Toronto's hiring of Steve Briere, the Leafs new goalie coach, represents an ongoing progressive shift within the organization, and the hockey world at large.

A longtime goalie coach through his own business, with stints in the USHL, NAHL, NCAA and AHL, Briere joins the Leafs without the notoriety the organization is accustomed to hiring as its goalie coaches, including Rick St. Croix and Francois Allaire -- two Stanley Cup winning goalie coaches.

But Briere isn't concerned with the past. Instead, he's looking ahead.

"I'd definitely consider myself a progressive goalie coach," Briere said in a phone interview on Wednesday. "There's always people trying to either copy your business or come up with something better to outdo your business so goalie coaching is very similar, you're always trying to be on the cutting edge."

Now, more than ever, there's opportunity to learn and advance the craft, according to Briere.

"Because there’s so many different goaltenders from so many different countries, I’ve coached goaltenders from every single country in the world now, people learn different things and understanding things different ways," he said.

"Part of being innovative isn’t always because you need to reinvent goaltending, I think the fundamentals are the base for everything, but the new innovations are just ways of being able to allow the goaltenders to understand those fundamentals in a different way."

http://www.pensionplanpuppets.com/2015/7/24/9027953/new-leafs-goalie-coach-steve-briere-part-of-organizational-shift

Moving forward, Belfry believes the things he's teaching will become the norm for NHL teams and are already evident in today's top franchises.

One of the areas that are important in order to succeed in the NHL is in how teams enter the offensive zone. Belfry believes creating dynamic zone entries are more effective than the dump and chase style that some teams still play.

"Any time you put the puck in a 50/50 or you give the puck to the other team, the players in today’s NHL are so skilled with the puck that it’s very difficult to get the puck back in a good spot," Belfry said. "If you have the puck already on your stick, it’s much more advantageous, and I’m not going to say it’s easier, but it’s definitely better to create a play or to improve your position than it is to go get a puck back and start again."

By entering the offensive zone with the puck, teams are able to force the other teams into a reaction mode, according to Belfry.

The problem with dump and chase, he argues, is that the coordinated recovery of the defenders is so strong that it's hard to pin opposing players in and even if you can create a turnover, it's difficult to pinpoint where that turnover will occur.

By dumping, the forechecking team is forced to react.

http://www.pensionplanpuppets.com/2015/5/25/8653245/leafs-skills-development-coach-darryl-belfry-part-of-new-philosophy

You use advanced stats like they are forensic DNA evidence of how things work on the ice and they are irrefutable through your analysis.

SportLogIQ and HockeyTech are currently positioning themselves to track every event that occurs in any given hockey game using motion tracking software. Obviously that's not going to account for intangibles, but I maintain that the most skilled/productive teams will be better than the teams with the best leadership (that's my opinion; feel free to refute it).

Also, in this case, yeah, they are pretty irrefutable. If the argument is that Gardiner is good defensively, then the only way to disprove that would be to argue that being able to prevents goals against, shots against, and scoring chances against are less important than being able to hit, punch or block a shot.



You can see that coaches obviously believe in match-ups, but you will still insist QOC is really irrelevant.

It's not irrelevant in theory, or in short samples, but in reality the difference between two players and the opposition they face is negligible (which I've already shown) over a moderately large sample.

The game is played a certain way and I have seen the way it is played change numerous times. You don't think that helps and hurts certain players stats? Like I said, if stats were the be all end all you make them out to be, we would have guys radioing down from the press box to the coach "ok Bab's we need ______ out in this situation, send in the play" like offensive co-coordinators in Football.

Analytics are incorporated in-game.

Bolded...that is hilarious coming from you. A guy who claims to be always correct using advanced stats and that only how you interpret them is correct.

If someone shows me, with evidence, that I'm misinterpreting a statistic, then I'm happy to acknowledge my mistake. When I first started reading and implementing these statistics in my analysis, I was constantly wrong (Corsi, for example, was designed to measure goalie workload, which I didn't know). I'd rather someone proved that I was improperly using a certain statistic in a certain situation, than continue to misuse the statistic.

I'm not always right, and I'm always trying to adapt to the changing environment of statistics. I've started to rely less on Corsi as tracking numbers have become more available. I understand that shot metrics aren't well correlated to future (YoY) winning percentage (but they are well correlated to current, in-season winning), but rather that there's a correlation between them and future goal percentages, which does have a strong correlation with future winning percentage.

GoalDifferential.jpg


http://hockeyanalytics.com/2008/01/the-ten-laws-of-hockey-analytics/

These are ranked with respect to their correlation to Win%. Everything listed here is important to a description of how a team is doing in the regular season and virtually every stat listed is a requirement for a team to be successful. The top seven statistics are all measures of goals for and/or against during the season. Obviously these would have the largest impact on wins and losses. Next come the shot metrics, all of which are reflective of factors that make a significant difference on the ice. Lastly in the middle there - you'll notice 5v5 PDO - which is just the sum of a team's 5v5 SH% and SV%. This is yet another meaningful and important way of tracking a team's success in the regular season.

So we have a collection of the most relevant team metrics in hockey for a single year - but they are NOT all reliable in the long run over multiple years. How can we tell this? Look at the Reliability column right beside the statistic. Those values represent year over year R^2 values for each of the stats over the 6 years of data available. The higher the numbers the more repeatable a given statistic is at the team level year to year.

Look carefully at the 5v5 Close metrics. 5v5 Close Corsi For % is quite highly repeatable - it's the most reliable metric on this list year over year. It is also highly informative of a team's likelihood of winning games. If you want a stat that tells you if your team is doing well, that is likely to mean anything in the future, this is probably the best statistic you can make use of.

http://www.pensionplanpuppets.com/2013/7/10/4508094/what-statistics-are-meaningful-in-a-given-season-corsi-fenwick-PDO-hits-fights-blocked-shots

I'm not abashed when I'm wrong; I learn from my mistakes.

You now claim that even Babcock is open to being proven wrong about players because advanced stats, and probably the way you read them, tell him otherwise.

Yes, because he's an intelligent human being.

Maybe you should open your mind up to the fact that your stats do not take into account heart, drive, desire, will, what a big hit or three blocked shots on a penalty kill does for momentum in a game.

Neither do your eyes, since you have no idea the exact impact said 'big hit' has on 'momentum'. Also, do you have any proof of the existence of 'momentum', or are you just going to argue that it's axiomatic; that it's present because you've always assumed it to be?

Game-to-game, carry-over momentum is a myth.

A hot hand may be hokum: Cornell researchers have examined the concept of “winning momentum” with varsity college hockey teams, and they conclude that momentum advantages don’t exist, says a new study in the journal Economics Letters.

“Whether it’s sports commentators or stock analysts who are talking, momentum is routinely assumed to be important on a day-to-day basis,” said Kevin M. Kniffin, a postdoctoral research associate at Cornell’s Dyson School of Applied Economics and Management. “In our evidence, we see that ‘momentum’ is really just illusory.”

Kniffin and Vince Mihalek ’13, a four-year veteran of Cornell’s men’s ice hockey team, examined 916 games over a six-year period from the Western Collegiate Hockey Association (NCAA, Division 1). Teams in that league regularly play two-game weekend series, which the researchers explain “presents a uniquely ripe environment for momentum to potentially occur.”

http://news.cornell.edu/stories/2014/02/game-winning-momentum-illusion-delusion

So is in-game momentum, to an extent:

goalfrequencies2.png


If momentum was playing a large role in future goal scoring, we’d expect the shades of green to get darker for the lower rows in each tied game scenario.

For example, the home team scores more often after sequence AH than sequence HA (54.3%, versus 52.1%), suggesting a slight increase in goal likelihood for the team that tied the game at 1-1.

However, home teams appear to score more often in 2-2 and 3-3 games when they don’t have any supposed momentum, as opposed to when they do (that’s comparing sequence HHAA versus AAHH, and sequence HHHAAA versus AAAHHH).

The home goal rate after sequence HHAA is 54.4%, for example, while the rate after sequence AAHH is 52.7%. If home teams have momentum after scoring two goals to tie the game at 2-2, they certainly don’t play like it.

Note: The table omits the large number of sequences in 3-3 games where the previous two goals were not scored by the same team; these proportions paint a similar picture to the ones above.

Final Notes

On the whole, there is little to no evidence that momentum exists within hockey, as judged by whether or not previous goal sequences imply future outcomes.

http://statsbylopez.com/2014/04/29/momentum-and-hockey/

With that said, some in-game momentum does exist on an individual level (in basketball and baseball, so likely hockey as well), and in terms of penalties taken/drawn:

That said, the “hot hand bias”—the tendency to impulsively infer a player is hot, based on limited data—is still alive and well. The behavioral researchers were correct to identify this as an important cognitive error. But this does not mean there is no hot hand at all. A player who hits a few tough shots in a row may indeed be the best option for the team’s next shot.

Aside from enhancing our understanding of basketball, why is this new hot hand research important? It indicates the previous work was an interesting case study of scholarly overreach. Saying “there is no hot hand”—that virtually all players and fans were wrong—was much more attention-grabbing, and thus, perhaps, appealing, than simply saying there is a more subtle hot hand bias.

It is poignant that behavioral economics and psychology researchers seem guilty of the overreach here because a) they should be especially aware of the bias to exaggerate and believe what we want, rather than what is supported by the data, and b) those researchers should have been relatively confident in the existence of the hot hand, and thus skeptical of the initial research interpretation, since becoming "hot" is likely largely a psychological phenomenon.

http://www.psmag.com/books-and-culture/stop-denying-hot-hand-basketball-streak-75519

Jason Abrevaya inspired my table above in his analysis of penalty outcomes in hockey. Abrevaya found that previous penalty sequences are highly correlated with future penalty calls (i.e, AAA implies a future penalty on the home team, while HHH implies the next infraction on the away team). This paper requires a subscription.

Funny how the players get up and pat a guy on the back and bang their sticks against the boards etc for those kind of plays, but not because Jake lugs the puck up the ice. Where is your stat that shows how being softer in the D-zone causes the opponent to spend less energy to control the puck?
It's an emotional game, it is not played strictly on paper.

SportLogIQ tracks an 'energy' variable (or the exertion of energy by a particular individual) using specific variables.

Gardiner may not tire the opposition out with exceptional physicality, but he's also significantly more involved in the play than players who do, like Phaneuf and Polak, so the energy the opposition gains from not taking a beating is counteracted by the fact that they have to work harder to get/maintain possession.



 
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