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Baseball Savant’s Spin Mirroring Tool and the Blue Jays’ pitchers

Baseball Savant unveiled a new tool last week, spin mirroring. With Hawk-Eye cameras installed they are able to measure the direction of pitch spin. With this information we are able to see how pitches play off of each other or “mirror.” Mike Petriello at MLB.com wrote an introductory piece on this, explaining what this is…