Introducing Arsenal+, a metric that considers the stuff and location of a given pitch within a pitch type, as well as consideration of the prior pitch type and the difference in these numbers.
This was mainly a selfish exercise to see if and how badly I got my ass kicked by the more experienced projection systems to help me think about where I might improve in the offseason.
Mainstream baseball publications and fans alike celebrate the success of players every spring. While it is certainly more fun to sit back and enjoy the return of baseball, it is worth determining if Spring Training performance can predict Regular Season success.