Phrase-Indexed Question Answering: A New Challenge for Scalable Document Comprehension.
Min Joon SeoTom KwiatkowskiAnkur P. ParikhAli FarhadiHannaneh HajishirziPublished in: EMNLP (2018)
Keyphrases
- question answering
- passage retrieval
- information retrieval
- syntactic information
- semantic roles
- candidate answers
- text summarization
- information extraction
- keywords
- natural language processing
- named entities
- document retrieval
- natural language
- noun phrases
- cross language
- web documents
- document clustering
- document collections
- question classification
- text documents
- information retrieval systems
- retrieval systems
- document classification
- relation extraction
- question answering systems
- qa clef
- natural language questions
- sentence retrieval
- retrieval model
- language model
- linguistic features
- machine learning
- text mining
- relevant documents
- test collection