Defense All-Stars
the following was taken from the John Dewan Stat of the Week e-mail for this week (also found at http://www.actasports.com/sows.php)... Not surprisingly, no Ranger regulars on the list, but Kam Loe gets on the list among pitchers.
Who are the 2007 defensive All-Stars (thus far)?July 18, 2007
In The Fielding Bible I introduced a new way to quantify defensive contributions called the Plus/Minus System. The book covered every 2005 defensive player other than pitchers and catchers using Plus/Minus and a variety of other defensive metrics.
The Bill James Handbook 2007 published the Plus/Minus leaderboards for the 2006 season (adding pitchers for the first time) and the 2008 version will publish the Plus/Minus leaderboards for the 2007 season. But how about a preview now?
The recent All-Star Game tried to bring together 2007's best players. Let's take a look at the best players from a defensive standpoint thus far this year. Here are the 2007 Plus/Minus defensive leaderboards (through games of Monday, July 16).
First Basemen
Name Team PM
Albert Pujols StL +25
Casey Kotchman LAA +13
Ryan Klesko SF +10
Kevin Youkilis Bos +8
Ryan Shealy KC +8Second Basemen
Name Team PM
Chase Utley Phi +16
Aaron Hill Tor +13
Mark Ellis Oak +12
Howie Kendrick LAA +10
Brandon Phillips Cin +8
Kaz Matsui Col +8Third Basemen
Name Team PM
Pedro Feliz SF +21
David Wright NYM +15
Scott Rolen StL +13
Aramis Ramirez ChC +13
Adrian Beltre Sea +12Shortstops
Name Team PM
Troy Tulowitzki Col +22
Adam Everett Hou +17
Jack Wilson Pit +12
Omar Vizquel SF +12
Jason Bartlett Min +12Left Fielders
Name Team PM
Shannon Stewart Oak +11
Matt Holliday Col +10
Geoff Jenkins Mil +9
Adam Lind Tor +8
Emil Brown KC +8Center Fielders
Name Team PM
Andruw Jones AtL +22
Carlos Beltran NYM +16
Curtis Granderson Det +14
Coco Crisp Bos +13
Alfredo Amezaga Fla +8
Ryan Church Was +8Right Fielders
Name Team PM
Andre Ethier LAD +16
Carlos Quentin Ari +10
Austin Kearns Was +9
Alex Rios Tor +8
Magglio Ordonez Det +7
Corey Hart Mil +7Pitchers
Name Team PM
Greg Maddux SD +5
Jon Garland ChW +5
Kameron Loe Tex +5
Five Tied With +4The worst defensive player thus far this year: Florida Marlins shortstop Hanley Ramirez at -23. Derek Jeter is a close second at -21.
By the way, I've been asked the same question many times: When will the next edition of The Fielding Bible come out? Answer: Not this year, but likely next year. The reason: We're working on a new book that will take time away from doing a Fielding Bible this year. The new book is called The Bill James Gold Mine. Keep an eye out for it next spring.
Short description of the Plus/Minus System:
The Fielding Bible contains a detailed explanation of the Plus/Minus System, but here is a summary.
The plus/minus figure of +25 for Albert Pujols means that he made 25 more plays than could be expected from an average first baseman. This +25 is determined by looking at each play hit in his direction and comparing what Pujols does with that play compared to all other first basemen.
Every time a fielder catches a ball and gets the out, he receives a fraction between 1 and 0. If it was a difficult play, he gets a larger fraction. An easy play, a smaller fraction. That fraction is determined by what percentage of times that same play is made by all players at that position, in the same location of the field, and on a ball hit just as hard. The higher the percentage (easier play), the lower the fractional award for the defensive play. The lower the percentage (harder play), the higher the factional award.
Every time a fielder fails to make the play, he gets a negative version of that same fraction.
We add up all these fractions and round the number to an integer to create their Plus/Minus at that position (some guys play multiple positions in one season). A final Plus/Minus number around zero indicates an average performance.
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14 comments
Comments
meh
It seems to me that if Hanley Ramirez were to field a ball behind second base, but not get an out, he'd be penalized, whereas if Michael Young were to watch the same ball roll into CF it wouldn't affect his rating. Am I getting that right?
by rubbersoul103 on Jul 18, 2007 11:41 PM CDT reply actions 0 recs
This is true, a little bit
The extreme example is a SS with amazing range who never can actually make the play outside a "normal" SS range -- always throws it away, boots it, whatever. He wouldn't get any points over a Young slow-but-steady type, but he doesn't really deserve the points either if he's not making the plays.
by a bebop a rebop on Jul 19, 2007 3:21 AM CDT up reply actions 0 recs
counting stat
If Hanley Ramirez gets to a ball and fails to get an out it would be treated exactly the same as a ball hit exactly the same direction that Mike Young watches go into CF. No negative to either. You get a positive for making the play (and in the case you suggest it would be closer to 1 since it is a difficult play), but there is not a penalty as I understand it.
by Brandon Wilson on Jul 19, 2007 10:09 AM CDT up reply actions 0 recs
There are negatives.
by DJCahill on Jul 19, 2007 10:10 AM CDT up reply actions 0 recs
your right
I guess the way they do it is something like this. If the play on a ball hit a certain way is made 70% of the time, then if you make the play you get a +.3 if you miss it you get a -.7.
I don't know how to do a table, but it would be something like this.
Made 1/ Miss 0 % of time made + / -
1 90% 0.1
1 95% 0.05
1 98% 0.02
1 50% 0.5
0 70% -0.7
1 95% 0.05
0 30% -0.3
5 5.28 -0.28 TOTALS
by Brandon Wilson on Jul 19, 2007 10:27 AM CDT up reply actions 0 recs
You could always
by DJCahill on Jul 19, 2007 10:11 AM CDT up reply actions 0 recs
Chase Utley
by trza on Jul 18, 2007 11:59 PM CDT reply actions 0 recs
Can you post the defensive ratings for the Rangers
by cgolden on Jul 19, 2007 7:12 AM CDT reply actions 0 recs
A lot of negatives
by DJCahill on Jul 19, 2007 8:43 AM CDT up reply actions 0 recs
I figured they would be but I was just curious
by cgolden on Jul 19, 2007 8:46 AM CDT up reply actions 0 recs
Stats
I am not 100% sold on this stat, but the value in it is that they (BIS) more accurately calculate the direction of the ball and speed of the ball than just about anyone out there, so if they say only 40% of SS could have made that play, I tend to believe them. Just not sure how it accounts for defensive positioning and that sort of thing.
by Brandon Wilson on Jul 19, 2007 10:13 AM CDT up reply actions 0 recs
Free
by t ball on Jul 19, 2007 10:51 AM CDT up reply actions 0 recs
Yep
by Brandon Wilson on Jul 19, 2007 11:19 AM CDT up reply actions 0 recs
You know, the funny thing is
I really, really don't mean that as a shot at anybody. Seriously, while I am frequently a sarcastic smartass, no humor was intended.
All I'm saying is, I only thought I was a basball fanatic.
You guys big, me little...
by Brian Thomas on Jul 19, 2007 7:27 PM CDT reply actions 0 recs

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