Mapping the Semantic Word Shifts in Topics in the Field of Information Retrieval.
Baitong ChenYing DingFeicheng MaPublished in: ISSI (2017)
Keyphrases
- information retrieval
- term weighting
- ontology mapping
- semantic search
- document space
- library and information science
- keywords
- semantic information
- search engine
- cidoc crm
- text mining
- latent topics
- document retrieval
- linguistic analysis
- word pairs
- vector space model
- document collections
- syntactic analysis
- semantic web
- information retrieval systems
- natural language text
- semantic features
- topic modeling
- linguistic information
- semantic matching
- word similarity
- natural language
- word sense disambiguation
- test collection
- topic models
- n gram
- statistical topic models
- information extraction
- co occurrence
- language model
- stop words
- topic detection and tracking
- spoken document retrieval
- text categorization
- semantic relationships
- topic detection
- concept space
- domain ontology
- retrieval model
- semantic network
- language modeling
- tf idf
- text collections