Yifan Chen, Gui-Rong Xue, Yong Yu. Advertising keyword suggestion based on concept hierarchy. In Marc Najork, Andrei Z. Broder, Soumen Chakrabarti, editors, Proceedings of the International Conference on Web Search and Web Data Mining, WSDM 2008, Palo Alto, California, USA, February 11-12, 2008. pages 251-260, ACM, 2008. [doi]
Abstract is missing.