Jingfang Xu, Gu Xu. Learning similarity function for rare queries. In Irwin King, Wolfgang Nejdl, Hang Li, editors, Proceedings of the Forth International Conference on Web Search and Web Data Mining, WSDM 2011, Hong Kong, China, February 9-12, 2011. pages 615-624, ACM, 2011. [doi]
Abstract is missing.