Generalizing from relevance feedback using named entity wildcards.
Abhimanyu LadYiming YangPublished in: CIKM (2007)
Keyphrases
- named entities
- relevance feedback
- information extraction
- co occurrence
- named entity recognition
- named entity extraction
- relation extraction
- document retrieval
- question answering
- natural language processing
- text mining
- information retrieval systems
- image retrieval
- query expansion
- relevant documents
- information retrieval
- linguistic features
- proper names
- low level features
- noun phrases
- active learning
- annotated corpus
- global context
- unsupervised learning
- pseudo relevance feedback
- feature selection
- computer vision
- decision trees
- object recognition
- xml documents
- conditional random fields
- data mining