Expression recognition method

An expression recognition method is disclosed, which utilizes a connection-type Adaboost method to detect a human face location. After extracting a human face image, a local derivative pattern method is used to retrieve human facial expression feature values, and then a support vector machine classi...

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Main Authors WU, YU-SHAN, LI, TING-WEI, LIU, HENG-SONG
Format Patent
LanguageChinese
English
Published 16.03.2013
Subjects
CALCULATING
COMPUTING
COUNTING
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
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Abstract An expression recognition method is disclosed, which utilizes a connection-type Adaboost method to detect a human face location. After extracting a human face image, a local derivative pattern method is used to retrieve human facial expression feature values, and then a support vector machine classification method is used for determining an expression type, wherein seven types of expressions can be recognized, including: anger, disgust, fear, happiness, normal, sadness and surprise, and an average recognition rate as high as 83.56% can be reached.
AbstractList An expression recognition method is disclosed, which utilizes a connection-type Adaboost method to detect a human face location. After extracting a human face image, a local derivative pattern method is used to retrieve human facial expression feature values, and then a support vector machine classification method is used for determining an expression type, wherein seven types of expressions can be recognized, including: anger, disgust, fear, happiness, normal, sadness and surprise, and an average recognition rate as high as 83.56% can be reached.
Author WU, YU-SHAN
LIU, HENG-SONG
LI, TING-WEI
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Snippet An expression recognition method is disclosed, which utilizes a connection-type Adaboost method to detect a human face location. After extracting a human face...
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SubjectTerms CALCULATING
COMPUTING
COUNTING
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
Title Expression recognition method
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