Hierarchical linear combinations for face recognition.

Stan Z. Li Juwei Lu Kap Luk Chan Jun Liu Lei Wang

Published in: ICPR (1998)

Keyphrases

linear combination
face recognition
basis functions
small number
face images
weighted sum
locally linear
feature extraction
computer vision
human faces
sparse coding
low order
sparse approximation
lower bound
principal component analysis
unsupervised learning
sparse representation