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Local ternary patterns and maximum bipartite matching for face recognition
, Raj Gupta, Renuka Patnaik
Published in IEEE
2012
Pages: 158 - 161
Abstract
Local Binary Pattern (LBP) has been the successful feature descriptor used for face recognition. The basic idea in this method is to convert from an intensity space to an order space where the order of neighboring pixels is used to create a monotonic change illumination-invariant code for each point in the image. A drawback for this method, however, is that, in homogenous regions, the order of the pixel with respect to its neighbors is quite noisy. In this paper, we propose to use a third value which indicates if two pixels are similar in value. We also propose to match these patterns using maximum bipartite matching rather than histogram matching. Significant performance boost was found when compared to LBP and other standard methods like Principal Component Analysis (PCA) and Linear Discriminant Analysis (LDA). We present our results on Extended Yale and FERET datasets. © 2011 IEEE.
About the journal
JournalData powered by TypesetProceedings - 2011 3rd National Conference on Computer Vision, Pattern Recognition, Image Processing and Graphics, NCVPRIPG 2011
PublisherData powered by TypesetIEEE
Open AccessNo
Concepts (12)
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    Bipartite matchings
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    Data sets
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    FEATURE DESCRIPTORS
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    HISTOGRAM MATCHING
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    HOMOGENOUS REGION
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    Linear discriminant analysis
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    LOCAL BINARY PATTERNS
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    LOCAL TERNARY PATTERN (LTP)
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    Standard method
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    Content based retrieval
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    Pixels
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    Face recognition