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Analysis sparse coding models for image-based classification

  • Sumit Shekhar
  • , Rama Chellappa

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Data-driven sparse models have been shown to give superior performance for image classification tasks. Most of these works depend on learning a synthesis dictionary and the corresponding sparse code for recognition. However in recent years, an alternate analysis coding based framework (also known as co-sparse model) has been proposed for learning sparse models. In this paper, we study this framework for image classification. We demonstrate that the proposed approach is robust and efficient, while giving a comparable or better recognition performance than the traditional synthesis-based models.

Original languageAmerican English
Title of host publication2014 IEEE International Conference on Image Processing, ICIP 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages5207-5211
Number of pages5
ISBN (Electronic)9781479957514
DOIs
StatePublished - Jan 28 2014
Externally publishedYes

Publication series

Name2014 IEEE International Conference on Image Processing, ICIP 2014

ASJC Scopus subject areas

  • Computer Vision and Pattern Recognition

Keywords

  • analysis sparse coding models
  • efficient sparse coding
  • image classification

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