Combining AAM coefficients with LGBP histograms in the multi-kernel SVM framework to detect facial action units

Thibaud Senechal, Vincent Rapp, Hanan Salam, Renaud Seguier, Kevin Bailly, Lionel Prevost

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

This study presents a combination of geometric and appearance features used to automatically detect Action Units in face images. We use one multi-kernel SVM for each Action Unit we want to detect. The first kernel matrix is computed using Local Gabor Binary Pattern (LGBP) histograms and a histogram intersection kernel. The second kernel matrix is computed from AAM coefficients and a RBF kernel. During the training step, we combine these two type s of features using the recent SimpleMKL algorithm. SVM outputs are then filtered to exploit dynamic relationships between Action Units.

Original languageEnglish (US)
Title of host publication2011 IEEE International Conference on Automatic Face and Gesture Recognition and Workshops, FG 2011
Pages860-865
Number of pages6
DOIs
StatePublished - 2011
Event2011 IEEE International Conference on Automatic Face and Gesture Recognition and Workshops, FG 2011 - Santa Barbara, CA, United States
Duration: Mar 21 2011Mar 25 2011

Publication series

Name2011 IEEE International Conference on Automatic Face and Gesture Recognition and Workshops, FG 2011

Conference

Conference2011 IEEE International Conference on Automatic Face and Gesture Recognition and Workshops, FG 2011
Country/TerritoryUnited States
CitySanta Barbara, CA
Period3/21/113/25/11

ASJC Scopus subject areas

  • Artificial Intelligence
  • Computer Vision and Pattern Recognition

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