Damped Newton based Iterative Non-negative Matrix Factorization for Intelligent Wood Defects Detection.

Yafeng Zheng Qiaorong Zhang Zhao Zhang

Published in: J. Softw. (2010)

Keyphrases

negative matrix factorization
matrix factorization
nonnegative matrix factorization
sparse representation
document clustering
newton method
principal component analysis
constrained least squares
keywords
spectral clustering
pattern recognition
question answering