Text Passage Retrieval based on Colon Classification: Retrieval Performance.
Michael A. ShepherdPublished in: J. Documentation (1981)
Keyphrases
- passage retrieval
- document retrieval
- information retrieval
- text retrieval
- question answering
- retrieval model
- free text
- retrieval systems
- query expansion
- text mining
- language model
- text classification
- document structure
- image classification
- image database
- feature extraction
- information retrieval systems
- multi modal
- image retrieval
- feature space
- machine learning
- relevance feedback
- information extraction
- training set
- relevance model
- test collection
- feature vectors
- semantic relatedness
- feature selection