Nonnegative matrix factorization using a robust error function.
Chris H. Q. DingDeguang KongPublished in: ICASSP (2012)
Keyphrases
- nonnegative matrix factorization
- error function
- learning rate
- negative matrix factorization
- matrix factorization
- feedforward neural networks
- data representation
- spectral clustering
- neural network
- least squares
- original data
- linear regression
- basis functions
- activation function
- cost function
- data sets
- document clustering
- energy minimization
- recurrent neural networks
- k nearest neighbor
- feature extraction
- global minimum
- image sequences