Sparse Unsupervised Dimensionality Reduction Algorithms.

Wenjun Dou Guang Dai Congfu Xu Zhihua Zhang

Published in: ECML/PKDD (1) (2010)

Keyphrases

learning algorithm
data structure
times faster
feature extraction
computational cost
theoretical analysis
machine learning algorithms
compressive sensing
neural network
evolutionary algorithm
active learning
worst case
computationally efficient
nonnegative matrix factorization