Combining automated and interactive visual analysis of biomechanical motion data

  • Authors:
  • Scott Spurlock;Remco Chang;Xiaoyu Wang;George Arceneaux, IV;Daniel F. Keefe;Richard Souvenir

  • Affiliations:
  • Department of Computer Science, The University of North Carolina at Charlotte;Department of Computer Science, Tufts University;Department of Computer Science, The University of North Carolina at Charlotte;Department of Computer Science, The University of North Carolina at Charlotte;Department of Computer Science and Engineering, University of Minnesota;Department of Computer Science, The University of North Carolina at Charlotte

  • Venue:
  • ISVC'10 Proceedings of the 6th international conference on Advances in visual computing - Volume Part II
  • Year:
  • 2010

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Abstract

We present a framework for combining automated and interactive visual analysis techniques for use on high-resolution biomechanical data. Analyzing the complex 3D motion of, e.g., pigs chewing or bats flying, can be enhanced by providing investigators with a multiview interface that allows interaction across multiple modalities and representations. In this paper, we employ nonlinear dimensionality reduction to automatically learn a low-dimensional representation of the data and hierarchical clustering to learn patterns inherent within the motion segments. Our multi-view framework allows investigators to simultaneously view a low-dimensional embedding, motion segment clustering, and 3D visual representation of the data side-by-side.We describe an application to a dataset containing thousands of frames of high-speed, 3D motion data collected over multiple experimental trials.