IR-Tree: An Efficient Index for Geographic Document Search

• Main Authors: LI, Zhisheng, LEE, Ken C. K., ZHENG, Baihua, LEE, Wang-Chien, LEE, Dik Lun, WANG, Xufa
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2011
• Subjects: Geographic document search; index; search algorithm and IR-tree.; Computer Sciences; Databases and Information Systems; Geographic Information Sciences
• Online Access: https://ink.library.smu.edu.sg/sis_research/1354; https://ink.library.smu.edu.sg/context/sis_research/article/2353/viewcontent/paper_zhisheng.pdf
• Institution: Singapore Management University

Given a geographic query that is composed of query keywords and a location, a geographic search engine retrieves documents that are the most textually and spatially relevant to the query keywords and the location, respectively, and ranks the retrieved documents according to their joint textual and s...