LS-NMF: A modified non-negative matrix factorization algorithm utilizing uncertainty estimates.
Guoli WangAndrew V. KossenkovMichael F. OchsPublished in: BMC Bioinform. (2006)
Keyphrases
- negative matrix factorization
- tensor factorization
- nonnegative matrix factorization
- data matrix
- frobenius norm
- factorization methods
- confidence intervals
- coefficient matrix
- positive and negative
- uncertain data
- matrix factorization
- singular value decomposition
- row column
- principal component analysis
- matrix decomposition
- low rank
- probabilistic latent semantic analysis
- measurement error
- covariance matrix
- kullback leibler divergence
- singular values
- belief functions
- convex optimization
- spectral clustering
- binary matrix
- missing data
- sparse representation