Neural Nonnegative Matrix Factorization for Hierarchical Multilayer Topic Modeling.
Tyler WillRunyu ZhangEli SadovnikMengdi GaoJoshua VendrowJamie HaddockDenali MolitorDeanna NeedellPublished in: CoRR (2023)
Keyphrases
- topic modeling
- nonnegative matrix factorization
- topic models
- matrix factorization
- negative matrix factorization
- data representation
- latent dirichlet allocation
- least squares
- text mining
- collaborative filtering
- latent structure
- spectral clustering
- document clustering
- text classification
- text documents
- objective function
- principal component analysis
- neural network
- generative model
- original data
- natural language processing
- recommender systems
- pairwise
- computer vision