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A Novel Two-Stage Illumination Estimation Framework for Expression Recognition
One of the critical issues for facial expression recognition is to eliminate the negative effect caused by variant poses and illuminations. In this paper a two-stage illumination estimation framework is proposed based on three-dimensional representative face and clustering, which can estimate illumi...
Autores principales: | Zhang, Zheng, Song, Guozhi, Wu, Jigang |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Hindawi Publishing Corporation
2014
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4009132/ https://www.ncbi.nlm.nih.gov/pubmed/24977212 http://dx.doi.org/10.1155/2014/565389 |
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