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Improved parameters estimating scheme for E-HMM with application to face recognition

  • CAS - Institute of Automation

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

This paper presents a new scheme to initialize and re-estimate Embedded Hidden Markov Models(E-HMM) parameters for face recognition. Firstly, the current samples were assumed to be a subset of the whole training samples, after the training process, the E-HMM parameters and the necessary temporary parameters in the parameter re-estimating process were saved for the possible retraining use. When new training samples were added to the training samples, the saved E-HMM parameters were chosen as the initial model parameter. Then the E-HMM was retrained based on the new samples and the new temporary parameters were obtained. Finally, these temporary parameters were combined with saved temporary parameters to form the final E-HMM parameters for representing one person face. Experiments on ORL databases show the improved method is effective.

源语言英语
主期刊名Advances in Biometrics - International Conference, ICB 2006, Proceedings
出版商Springer Verlag
199-205
页数7
ISBN(印刷版)3540745483, 9783540311119
DOI
出版状态已出版 - 2006
活动2006 International Conference on Biometrics, ICB 2006 - Hong Kong, 中国
期限: 5 1月 20067 1月 2006

出版系列

姓名Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
3832 LNCS
ISSN(印刷版)0302-9743
ISSN(电子版)1611-3349

会议

会议2006 International Conference on Biometrics, ICB 2006
国家/地区中国
Hong Kong
时期5/01/067/01/06

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