Ear Recognition using Improved Non-Negative Matrix Factorization.

Li Yuan Zhichun Mu Yu Zhang Ke Liu

Published in: ICPR (4) (2006)

Keyphrases

negative matrix factorization
nonnegative matrix factorization
sparse representation
matrix factorization
document clustering
spectral clustering
principal component analysis
constrained least squares
sparsity constraints
databases
data sets
neural network