Topical review of firms' annual reports on mergers and acquisitions using latent dirichlet allocation.
Shabana ChandrasekaranRaja R. R. SingareddyBalamurugan AnnamalaiPublished in: ACSW (2018)
Keyphrases
- latent dirichlet allocation
- topic models
- topic modeling
- generative model
- probabilistic topic models
- lda model
- gibbs sampling
- text documents
- latent variables
- probabilistic latent semantic analysis
- variational bayesian inference
- latent topics
- text mining
- topic discovery
- probabilistic model
- variational inference
- latent topic models
- dimensionality reduction
- information retrieval
- co occurrence
- topic specific
- hierarchical bayesian model
- text corpora
- word counts
- hierarchical dirichlet process
- hidden markov models
- pattern recognition