Facial Expression Recognition Using HLAC Features and WPCA.

Fang Liu Zhiliang Wang Li Wang Xiuyan Meng

Published in: ACII (2005)

Keyphrases

feature extraction
low level
neural network
machine learning
feature vectors
extracted features
specific features
website
feature space
prior knowledge
co occurrence
feature set
image classification
human computer interaction
salient features
extracting features