Construction of a Dynamic Thesaurus and its Use for Associated Information Retrieval.
Haruo KimotoToshiaki IwaderaPublished in: SIGIR (1990)
Keyphrases
- information retrieval
- information retrieval systems
- document collections
- query expansion
- dynamic environments
- document retrieval
- relevant documents
- tf idf
- search engine
- learning to rank
- latent semantic indexing
- relevance feedback
- natural language processing
- neural network
- language modeling
- artificial intelligence
- dynamically changing
- text retrieval
- question answering
- case study
- text mining
- knowledge discovery
- keywords