SIGIR'04 - Session Va: Language models Parsimonious Language Models for Information Retrieval Djoerd Hiemstra Stephen Robertson Hugo Zaragoza Corpus Structure, Language Models, and Ad Hoc Information Retrieval Oren Kurland Lillian Lee Dependence Language Model for Information Retrieval Jianfeng Gao Jian-Yun Nie Guangyuan Wu Guihong Cao Cluster-Based Retrieval Using Language Models Xiaoyong Liu W. Bruce Croft Return to SIGIR'04 Sessions ©2005 Association for Computing Machinery