Integrating Semantics and Neighborhood Information with Graph-Driven Generative Models for Document Retrieval.
Zijing OuQinliang SuJianxing YuBang LiuJingwen WangRuihui ZhaoChangyou ChenYefeng ZhengPublished in: CoRR (2021)
Keyphrases
- document retrieval
- generative model
- neighborhood information
- probabilistic model
- language model
- discriminative learning
- document collections
- information retrieval
- retrieval model
- conditional random fields
- em algorithm
- discriminative models
- text retrieval
- generative and discriminative models
- hierarchical hidden markov models
- cross language
- prior knowledge
- n gram
- latent dirichlet allocation
- topic models
- expectation maximization
- relevance feedback
- semi supervised
- relevant documents
- test collection
- semantic information
- maximum likelihood