Pitch Adjusted Swipe Rate Above Average (pSRAA) is an improvement on Baseball Prospectus Swipe Rate Above Average which employs mixed models to control for factors contributing to stolen bases and quantifies the random effects of pitchers, catchers, and runners.
pSRAA adds the effects of pitch locations, speeds, and categories to improve upon pSRAA.
Pitch Adjusted Swipe Rate Runs Above Average (pSRrAA) takes the concept of FanGraphs wSB and quantifies the stolen base and caught stealing run value of each player to their respective teams.