Topic Diffusion Discovery Based on Sparseness-Constrained Non-Negative Matrix Factorization.
Yihuang KangKeng-Pei LinI-Ling ChengPublished in: IRI (2018)
Keyphrases
- negative matrix factorization
- matrix factorization
- principal component analysis
- nonnegative matrix factorization
- sparse representation
- document clustering
- constrained least squares
- latent semantic space
- tensor factorization
- metadata
- data mining
- artificial intelligence
- image segmentation
- machine learning
- spectral clustering