Probably Approximately Correct Search. - Ingemar J. Cox; Ruoxun Fu; Lars Kai Hansen (ICTIR, 2009)

Improving Query Correctness Using Centralized Probably Approximately Correct (PAC) Search. - Ingemar J. Cox; Jianhan Zhu; Ruoxun Fu; Lars Kai Hansen (ECIR, 2010)

On the Feasibility of Unstructured Peer-to-Peer Information Retrieval. - H. Asthana; Ruoxun Fu; Ingemar J. Cox (ICTIR, 2011)

The quality of probabilistic search in unstructured distributed information retrieval systems. - Ruoxun Fu (2012)