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Taheri et al., 2014 - Google Patents

Structure-preserving sparse decomposition for facial expression analysis

Taheri et al., 2014

Document ID
12682655106895011486
Author
Taheri S
Qiu Q
Chellappa R
Publication year
Publication venue
IEEE Transactions on Image Processing

External Links

Snippet

Although facial expressions can be decomposed in terms of action units (AUs) as suggested by the facial action coding system, there have been only a few attempts that recognize expression using AUs and their composition rules. In this paper, we propose a dictionary …
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    • G06K9/62—Methods or arrangements for recognition using electronic means
    • G06K9/6217—Design or setup of recognition systems and techniques; Extraction of features in feature space; Clustering techniques; Blind source separation
    • G06K9/6232—Extracting features by transforming the feature space, e.g. multidimensional scaling; Mappings, e.g. subspace methods
    • G06K9/6247—Extracting features by transforming the feature space, e.g. multidimensional scaling; Mappings, e.g. subspace methods based on an approximation criterion, e.g. principal component analysis
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