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What does the research say about generating spin? Can we adjust Velocity, Spin Axis, etc. and expect gains or losses in spin rate? This video provides an in-depth look. Slide 2: Direction of Spin Axis and Spin Rate of Pitched Ball (Jinji, Sakurai, 2006) Finger release sequence for fastball and curveball pitch (Stevenson, 1985) Factors Determining Spin Axis of a Pitched Fastball in Baseball (Jinji, Sakurai, Hirano, 2011) Baseball Spin and Pitchers' Performance (Kanosue, Nagami, Higuchi, Maekawa, and Yanai, 2014) Middle Finger and Ball Movements Around Ball Release During Baseball Fastball Pitching (Matsuo et al, 2017) Finger Forces in Fastball Baseball Pitching (Kinoshita et al, 2017) Direction of Spin Axis and Spin Rate of Pitched Ball (Jinji, Sakurai, 2006) Characteristics of ball spin by baseball pitchers in the period of development (Jinji, Sakurai, Shimizu, Suzuki, 2008) Slide 6: Middle Finger and Ball Movements Around Ball Release During Baseball Fastball Pitching (Matsuo et al, 2017) Baseball Spin and Pitchers' Performance (Kanosue et al, 2014) Finger pad friction and its role in grip and touch (Adams et al, 2013) All Slides: Determining the 3D Spin Axis from TrackMan Data (Nathan, 2007- Updated 2015) Data Courtesy of Baseball Savant
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