Multi-view face detection using discriminant features
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Transcript of Multi-view face detection using discriminant features
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Multi-view face detection using discriminant features
M97G0217 **Peng Wang , Qiang Ji 2006Computer Vision and Image Understanding, Vol. 105, Issue 2, February 2007
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OutlineIntroduction
Discriminant feature
Experiments
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M97G0217 **ImageSTARGray-scaleSkin RegionsRNDAAdaboostface detector
Multi-view face
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Introduction
Multi-view face processing has recently received more attentions, since more than 75% faces in real images are non-frontal. M97G0217 **
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Discriminant analysis
FDA(Fisher discriminant analysis) 1933.NDA(Nonparametric discriminant analysis)1990.
RNDA(Recursive Nonparametric Discriminant Analysis)2006
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Discriminant AnalysisFisher
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Discriminant Analysis cont. M97G0217 **
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Discriminant Analysis cont. M97G0217 **
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Discriminant Analysis cont. M97G0217 **
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Discriminant Analysis cont. M97G0217 **
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Discriminant Analysis cont. M97G0217 **
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Discriminant Analysis cont.
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Experiments
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Experiments cont.
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Thank you M97G0217 **
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Harr-like features
M97G0217 **24*24180000features
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Discriminant Analysis cont. M97G0217 **()
(MN) 1 within-class matrix between-class matrix(MN) (MN)
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Fukunaga-NDANNs(Nearest Neighbors)
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Experiments cont.
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Experiments- cont. M97G0217 **
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Experiments- cont. M97G0217 **
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