Query-Based Topic Detection Using Concepts and Named Entities.
Ilias GialampoukidisDimitris LiparasStefanos VrochidisIoannis KompatsiarisPublished in: MMDA@ECAI (2016)
Keyphrases
- named entities
- topic detection
- named entity recognition
- text mining
- information extraction
- relation extraction
- co occurrence
- natural language processing
- question answering
- text documents
- text data
- text classification
- document clustering
- noun phrases
- user queries
- relevance feedback
- unsupervised learning
- query expansion
- artificial intelligence
- information retrieval
- document level
- databases
- document collections
- vector space
- query terms
- data sets
- active learning
- training data
- clustering algorithm