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Content Provider | IEEE Xplore Digital Library |
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Author | Mohammed, A.A. Wu, Q.M.J. Sid-Ahmed, M.A. |
Copyright Year | 2009 |
Description | Author affiliation: Department of Electrical and Computer Engineering, Windsor, Ontario, Canada (Mohammed, A.A.; Wu, Q.M.J.; Sid-Ahmed, M.A.) |
Abstract | A bidirectional two-dimensional principal component analysis (2DPCA) is proposed for human face recognition using curvelet feature subspace. Traditionally multiresolution analysis tools namely wavelets and curvelets have been used in the past for extracting and analyzing still images for recognition and classification tasks. Curvelet transform has gained significant popularity over wavelet based techniques due to its improved directional and edge representation capability. In the past features extracted from curvelet subbands were dimensionally reduced using linear principal component analysis (PCA) for obtaining a representative feature set. The novelty of the proposed method lies in the application of 2DPCA to curvelet feature subspace by computing image covariance matrices of square training sample matrices in their original form and transposed form respectively to generate a more meaningful and enhanced feature vectors. Extensive experiments were performed using the proposed bidirectional 2DPCA based face recognition algorithm and superior performance is obtained in comparison with state of the art techniques. |
Starting Page | 4124 |
Ending Page | 4130 |
File Size | 674707 |
Page Count | 7 |
File Format | |
ISBN | 9781424427932 |
ISSN | 1062922X |
DOI | 10.1109/ICSMC.2009.5346723 |
Language | English |
Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Publisher Date | 2009-10-11 |
Publisher Place | USA |
Access Restriction | Subscribed |
Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Subject Keyword | Principal component analysis Face recognition Covariance matrix Humans Multiresolution analysis Wavelet analysis Image analysis Image recognition Wavelet transforms Feature extraction discrete curvelet transform multi-resolution tools AdaBoost |
Content Type | Text |
Resource Type | Article |
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