Key-styling: learning motion style for real-time synthesis of 3D animation: Research Articles

  • Authors:
  • Yi Wang;Zhi-Qiang Liu, Prof.;Li-Zhu Zhou, Prof.

  • Affiliations:
  • (Ph.D. Student) Department Computer Science (Graduate School at Shenzhen), Tsinghua University at Shenzhen, Guang-Dong Province, 618055, China.;-;-

  • Venue:
  • Computer Animation and Virtual Worlds - CASA 2006
  • Year:
  • 2006

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Abstract

In this paper, we present a novel real-time motion synthesis approach that can generate 3D character animation with required style. The effectiveness of our approach comes from learning captured 3D human motion as a self-organizing mixture network (SOMN); of parametric Gaussians.The learned model describes the motion under the control of a vector variable called style variable, and acts as a probabilistic mapping from the low-dimensional style values to the high-dimensional 3D poses. We design a pose synthesis algorithm to allow the user to generate poses by specifying new style values. We also propose a novel motion synthesis method, the key-styling, which accepts a sparse sequence of key style values and interpolates a dense sequence of style values to synthesize an animation. Key-styling is able to produce animations that are more realistic and natural-looking than those synthesized with the traditional key-keyframing technique. Copyright © 2006 John Wiley & Sons, Ltd.