The Impact of Ontology on the Performance of Information Retrieval: A Case of Wordnet.
Maria IndrawanSeng Wai LokePublished in: Int. J. Inf. Technol. Web Eng. (2008)
Keyphrases
- expert systems
- wordnet
- knowledge base
- semantic information
- information retrieval
- knowledge representation
- semantic relations
- semantic relationships
- natural language processing
- semantic network
- lexical database
- lexical resources
- automatically created
- word sense disambiguation
- semi automatically
- co occurrence
- ontology learning
- domain specific ontologies
- semantic relatedness
- semantic similarity between words
- measuring semantic similarity
- semantic similarity
- external knowledge
- text documents
- semantic distance
- information extraction
- vector space model
- concept hierarchy
- search engine
- question answering
- text clustering
- artificial intelligence
- keywords
- computational linguistics
- language processing
- semantic web
- domain ontology
- semantic features
- background knowledge
- document retrieval
- text processing
- relatedness measure
- tf idf
- information retrieval systems
- query expansion
- lexical information
- text mining
- domain specific
- lexical knowledge
- sense disambiguation
- language model
- text retrieval