Email thread identification using latent Dirichlet allocation and non-negative matrix factorization based clustering techniques.
Aakanksha SharaffNaresh Kumar NagwaniPublished in: J. Inf. Sci. (2016)
Keyphrases
- negative matrix factorization
- probabilistic latent semantic analysis
- latent dirichlet allocation
- document clustering
- text mining
- topic models
- topic discovery
- nonnegative matrix factorization
- text documents
- matrix factorization
- spectral clustering
- topic modeling
- co occurrence
- sparse representation
- clustering method
- clustering algorithm
- principal component analysis
- generative model
- lda model
- probabilistic model
- k means
- text classification
- latent topics
- knowledge discovery
- high dimensional data
- support vector
- image processing