Kinect image classification using LLC

  • Authors:
  • Zhao Yang;Lianwen Jin;Dapeng Tao

  • Affiliations:
  • South China University of Tech. Guangzhou, China;South China Univ. of Tech. Guangzhou, China;South China Univ. of Tech. Guangzhou, China

  • Venue:
  • Proceedings of the 4th International Conference on Internet Multimedia Computing and Service
  • Year:
  • 2012

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Abstract

In this paper we introduce locality-constrained linear coding (LLC) for Kinect image classification. First we extract visual features from the RGB-D (RGB + depth) images. Then we conduct LLC feature representations on RGB and depth visual features separately, and the two representations are concatenated for achieving better discriminative capability. The PCA dimensionality reduction method is used for eliminating data redundancy between RGB image and depth image. Finally support vector machine (SVM) is applied for classification. Experiments on scene and object classification using two recent publicly available datasets ([9], [15]) demonstrate that our proposed approach has achieved superior performance comparing with state-of-the-art methods.