Natural Language Query Refinement for Problem Resolution from Crowd-Sourced Semi-Structured Data Rashmi Gangadharaiah author Balakrishnan Narayanaswamy author 2013-10 text Proceedings of the Sixth International Joint Conference on Natural Language Processing Ruslan Mitkov editor Jong C Park editor Asian Federation of Natural Language Processing Nagoya, Japan conference publication gangadharaiah-narayanaswamy-2013-natural https://aclanthology.org/I13-1028/ 2013-10 243 251