Site Upgrades: New Metrics, New Pages, Smarter Models
Exportable data, runs and wins over expected, the Out Of Challenges dataset, rebuilt profile pages, and two recalibrated models
Nate Burke · Jul 5, 2026
Nate Burke ·
Measuring ABS Decision Quality
Evaluating each pitch based on its likelihood to be challenged gives us insight into who is tapping at the right time
ABSCDQExpected Challenges
Nate Burke ·
Understanding the Win Value of ABS Challenges
Part 2: Moving beyond runs to measure how ABS challenges shift win probability
WPAWin ExpectancyLeverage IndexABSSpring Training 2026
Nate Burke ·
Understanding the Run Value of ABS Challenges
Explaining the calculations behind ABS Challenge outcomes
IntroductionREBreakevenABSSpring Training 2026