Open Relation Extraction for Support Passage Retrieval: Merit and Open Issues.
Amina KadryLaura DietzPublished in: SIGIR (2017)
Keyphrases
- open issues
- relation extraction
- question answering
- passage retrieval
- information extraction
- automatic extraction
- document retrieval
- domain specific
- named entity recognition
- semantic features
- semantic role labeling
- retrieval systems
- information retrieval
- query expansion
- pseudo relevance feedback
- language model
- high dimensional