An information search and retrieval process using geographical coordinates. An index of coordinates is built for a plurality of text based references, resources or sites, each having a set of said coordinates. A user inquiry is accepted containing a text reference. The text reference specified in the...http://www.google.com.tw/patents/US6202065?utm_source=gb-gplus-share專利 US6202065 - Information search and retrieval with geographical coordinates
