3 Thammasut, Duangjai Thammasut, Duangjai Sornil, Ohm Sornil, Ohm 2006 A Graph-Based Information Retrieval System Communications and Information Technologies, 2006. ISCIT '06. International Symposium on 743-748 graph-based information retrieval system,information retrieval,Information Retrieval,query,Random Walk with Restart,standard text collections