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Brock Hammit
- 3 days ago
- 2 min
Swing Less? A Case Study
One of my favorite pieces this summer was @enosarris "Not Swinging is an Art Form". I thought I'd take a look at one player who might...
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Brock Hammit
- Jan 12, 2021
- 8 min
Hitter Reports- Built for Coaches
I made this report in R Markdown, but decided to break it down piece by piece to provide some general notes and commentary about the...
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Brock Hammit
- Nov 9, 2020
- 2 min
Blog-Individualized Movement & Mobility Programming
OnBaseU The OnBaseU hitting screen is made up of twelve different movement quality tests. After screening an athlete, coaches then have a...
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Brock Hammit
- Oct 13, 2020
- 2 min
Improve Your Environmental Design for Less Than $10
One of the easiest and most impactful additions a coach can do to the cage is to mark the foul lines.
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Brock Hammit
- Sep 10, 2020
- 1 min
Launch Angle Standard Deviation as a Performance Indicator
Here's a quick project I took on this afternoon. I wanted to look at the correlation between the standard deviation of a hitter's Launch...
380
Brock Hammit
- Sep 6, 2020
- 1 min
Blast Metric Correlations
Here’s an example of a correlation analysis I ran of all of Blast motions sensors metrics using Brady Volmering's readings. It's a small...
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Brock Hammit
- Sep 6, 2020
- 2 min
Player Development Implications of Hitter Streakiness
Yesterday I got into an interesting discussion after Bobby Tewksbury proposed the topic of measuring a hitter's "streakiness". Daniel...
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Brock Hammit
- Sep 9, 2019
- 0 min
Analyzing Blast Motion Metrics-Excel Tutorial
A quick tutorial to help coaches visualize Blast Motion performance trends using Excel.
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Brock Hammit
- Aug 28, 2019
- 2 min
Optimizing A Hitter's Training Economy
Last night I mentioned that players need to spend their training economy wisely, and one of my big principles for hitters over the last...
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Brock Hammit
- May 2, 2019
- 4 min
Plate Discipline Clustering- Part 3
In part 2 of this series I analyzed the first three clusters of hitters based on 5 different plate discipline metrics; O.Swing, Z.Swing,...
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Brock Hammit
- Apr 30, 2019
- 3 min
Plate Discipline Clustering- Part 2
Without further ado, let's get to the fun part of analyzing the data clusters. In this post I will analyze the first three clusters. But...
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Brock Hammit
- Apr 29, 2019
- 2 min
Plate Discipline Clustering- Part 1
I recently decided to run a cluster analysis of plate discipline metrics(from FanGraphs) for all qualified batters in 2018. The idea...
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Brock Hammit
- Apr 24, 2019
- 2 min
Split Grip- Blast Data
*Disclaimer- This data set is very small and only from one player. The findings right now are only speculative until a larger sample can...
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Brock Hammit
- Apr 23, 2019
- 1 min
Blast- Player Splits
Been doing a lot of box plots lately and for good reason. I think them a lot and think they are simple but allow for a very quick way to...
270
Brock Hammit
- Apr 20, 2019
- 1 min
Early Connection vs. Vertical Bat Angle
We are still working with data captured from our Blast motion sensors. Today I plotted two metrics, Early Connection and Vertical Bat...
290
Brock Hammit
- Apr 19, 2019
- 1 min
Blast Data and R- Attack Angle by Bat Type
Using R can be a great way to quickly see how different bats or bat modifications are effecting a certain aspects of a players swing. Of...
200
Brock Hammit
- Apr 16, 2019
- 1 min
Trout Launch Angle Box Plot
A couple weeks ago I did a histogram of the distribution of Mike Trout's launch angles by pitch type in bins of 5 degrees. However, I...
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Brock Hammit
- Apr 15, 2019
- 1 min
Trout- Spin Rate by Pitch Type
Below is a visual of spin rate ranges by pitch types thrown to Mike Trout in 2018. While this particular plot is very vague and not very...
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Brock Hammit
- Apr 14, 2019
- 1 min
K% vs ISO and wRC+
A little double plot action for this post. We do see a correlation between K rate and Isolated Power. Essentially, the more of a...
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