Characterizing E-Science File Access Behavior via Latent Dirichlet Allocation.
Yusik KimCécile Germain-RenaudPublished in: UCC (2011)
Keyphrases
- latent dirichlet allocation
- topic models
- topic modeling
- generative model
- variational bayesian inference
- lda model
- gibbs sampling
- probabilistic latent semantic indexing
- topic discovery
- variational inference
- text mining
- probabilistic latent semantic analysis
- latent topics
- latent topic model
- dimensionality reduction
- latent topic models
- databases
- data mining
- clustering algorithm
- training data
- hierarchical dirichlet process
- hierarchical bayesian model
- word counts
- high dimensional
- probabilistic model
- prior knowledge