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In page Xiaoyuan Tu:

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Xiaoyuan Tu (born 1967[citation needed]) is a Chinese researcher and computer scientist specializing in machine learning, behavior modeling, physics modeling, biomechanical modeling, motion control interfaces, and intelligent virtual characters. She holds a Ph.D. in computer science from University of Toronto and currently serves as a lead scientist and software engineer at Apple Inc, researching and developing next generation motions control and recognition technology.[1]