Author Archive

Effects of Intentional Walks on Non-Intentional Walks

Intentional walks (IBB) are usually given to good and/or unprotected players in a lineup. Pitchers would rather face the next, weaker hitting batter. The IBBs lead to an inflated walk rate (BB%) for hitters. By removing IBB from a player’s BB%, a true walk rate emerges. A problem I noticed was that when a player’s IBB% increases so does their non-intentional walk rate (NIBB%). Here is an attempt at putting some numbers behind the assumption.

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Mile Fly City?

Recently, one of our readers, Simon, noted that the Rockies might be targeting fly-ball pitchers with the recent additions of Guillermo Moscoso, Jamie Moyer and Jeremy Guthrie. I decided to examine if going after fly-ball pitchers was a practical method for limiting runs at Coors Field.

In an ideal world, the Rockies would love to have all extreme sinker-ball pitchers. The Rockies GM, Dan O’Dowd, stated this stance recently on Clubhouse Confidential.

In an ideal world, every single guy in Colorado would be a heavy sinker ball guy who would have a tremendous ground ball to fly ball ratio.

It is not an ideal world and he knows it. He goes on further to state:

Unfortunately not all of our decisions are made in an ideal world. When we balance fly ball rates, we really try to balance soft and hard.

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Bernie Williams, Post Season and the Hall of Fame

The Baseball Hall of Fame and Museum will release its list of  soon-to-be inductees on Monday. Some discussion has focused on Bernie Williams and how much his postseason performance should count towards his hall candidacy. I’ll look at a simple way to add postseason plate-appearances into a player’s career WAR.

Of all the candidates eligible for the hall of fame in 2012, Williams had the most postseason plate appearances — and by a large margin. He had 545 of them, which is more than twice as many as any other hall-eligible player. Javy Lopez is second with 225, and Fred McGriff comes in at 218. Impressively, 141 of Williams’ 545 plate appearances came during the World Series. For reference, Williams’ World Series total is nearly three times as many as  Mark McGwire, who had 53.

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What to Expect from Bobby V. When It’s Game Time

Bobby Valentine is officially the manager of the Boston Red Sox. He has been known to have an extreme love-hate relationship with his players and his bosses. While the best Bobby V. stories undoubtedly will happen off the field, I wanted to highlight the way he runs his team on the field.

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How Do Star Hitters Age?

With Prince Fielder and Albert Pujols hitting the free-agent market this offseason, there have been many discussions on how the two of them will age. Lots of work has been done on how an average player ages, but Pujols and Fielder aren’t your average players. Which begs the question: How do stars age, compared to the rest of the league?

One of the hardest aspects when looking at elite players’ aging curves is knowing when to consider them elite. Several hitters who are playing right now appear to be sure-fire hall-of-famers — just as long as their careers don’t do an Andruw Jones nose-dive toward uselessness. To generate a list of players who seem headed toward stardom, I selected players since 1980 who had a total of 20-plus WAR during a three-year span. Also, I took the players who generated WAR of 9.5 or more in a single season.

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Getting Shut Out of the MVP Voting

You can set your watch to it: Every year after the MVP awards are announced, people complain about who got — or didn’t get — votes. We SABR nerds at Fangraphs are no different. But, of course, we look at things a little differently. With that in mind, here are some SABR-darlings who haven’t gotten a single MVP vote in five years — and why that might not change this year.

First things first, though. We need a metric by which to measure player production. Since this is Fangraphs, we’ll use WAR as the measuring stick. I’m using a five-year range because most MVP voters will have had some exposure to advanced metrics during that time.

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The Red Sox Should Not Sign Grady Sizemore

The Red Sox want to move past the J.D. Drew era in Boston and pick up a new right fielder. Being that these are the cash-loaded Sox, there are a bunch of prominent free-agent options who’ve been mentioned as options — namely Grady Sizemore.

But would Grady be the right move for Boston?

What’s left of Grady Sizemore?

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Revisiting 2011 SP DL Projections

Last off season, I looked at the chances of a SP going on the DL. I have finally had time to go back and look at how my predictions fared.

The predictions used logistic regression to find the percentage chance that a pitcher would end up on the DL. I used age, games started in the previous 3 years and how many of the previous 3 years did the pitcher go on the DL. The equation I ended up with was:

1/(1+e^(-z))
where:
z = (.2209)(Years with Trips to DL)+(-0.0040)(GS in last 3 year)+(0.0509)(Age in previous season)-1.7692

Using the equation, I projected the chance that a starter would go on the DL and here is a list of those projections.

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Catching Up to a Fastball

Sometimes announcers state that a player is not able to catch up to a fastball. Common sense states that the faster the pitch the harder it is to hit. I decided to look at the results of every fastball swung at to see how the results changed as the speed increased or decreased.

Fastballs generally have a 20 MPH difference in speeds (80 MPH to 100 MPH) at the major league level, so a baseline of what happens at every swing needed to be created. I took the results of every fastball over the last 4 years. I divided them up by in 1 MPH intervals (except for those >100 MPH which were grouped together). Then, I divided up the results further into those pitches missed, fouled off, hit into an out or hit for a hit. Taking all the data, I got the following results:

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Umpires of the LDS

The list of umpires scheduled for the LDS has been released. As much as they should not be a factor in the games, several of their decisions will ultimately be scrutinized this postseason. The following is a look at which umpire strike zones are most likely to get notice and affect the game.

I am not going to get into any discussion on if the umpires and their strike zones are good or bad. They are their own individuals. The more I look into the subject, the differences can be some of the 2% that can be exploited to gain an advantage over other teams.

At the beginning of the season, I rated which of the umpires are the most hitter and pitcher friendly. Here is a look at each umpire, their rating and what series and game, for now, they are to umpire. I know there are only five games, but I included the last umpire in case there are any changes. The umpires at the top of the list are more hitter friendly and those at the bottom are more pitcher friendly:

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