Kernel Sparse Representation Classifier with Center Enhanced SPM for Vehicle Classification

Andri Santoso, Chien Yao Wang, Tzu Chiang Tai, Jia Ching Wang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

In this paper, we proposes a visual-based vehicle classification system, in which it involves visual feature representation and classification step. In the feature representation step, we present a center enhanced spatial pyramid matching (CE-SPM) to extract the feature from images. In this work, we defined additional region in the center of each images to calculate the histograms of visual words and then pool them together with some weights to construct the feature representation vector of an image. In the classification step, kernel sparse representation classifier is used to address the problem of visual-based vehicle classification. The kernel function maps the features from original space into higher space dimension. The modified active-set algorithm for l1 non-negative least square problem is adopted to solve the optimization problem. The experimental results show the improvement of proposed method over the original SPM. The proposed method can achieve the performance of 93.7% using particular vehicle image dataset.

Original languageEnglish
Title of host publicationProceedings - 2015 IEEE 39th Annual Computer Software and Applications Conference, COMPSAC 2015
EditorsGang Huang, Jingwei Yang, Sheikh Iqbal Ahamed, Pao-Ann Hsiung, Carl K. Chang, William Chu, Ivica Crnkovic
PublisherIEEE Computer Society
Pages742-746
Number of pages5
ISBN (Electronic)9781467365635
DOIs
StatePublished - 21 Sep 2015
Event39th IEEE Annual Computer Software and Applications Conference, COMPSAC 2015 - Taichung, Taiwan
Duration: 1 Jul 20155 Jul 2015

Publication series

NameProceedings - International Computer Software and Applications Conference
Volume2
ISSN (Print)0730-3157

Conference

Conference39th IEEE Annual Computer Software and Applications Conference, COMPSAC 2015
Country/TerritoryTaiwan
CityTaichung
Period1/07/155/07/15

Keywords

  • Kernel sparse representation
  • Spatial pyramid matching
  • Vehicle classification

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