SPATIAL SEARCH

Abstract

The spatial search, is an type of search local with internet, which local search to locate into an area of space o distance an specific center of reference, at this type search with point reference known geospatial proximity searching (1). The data base requires for this search preparing of data in several steps: The first step is to locate text that the application geographic can be map for the phisical location, this step, is easily for aplications of the directory as equal the yellow pages for internet, in this caseas this conformated of a structure simple of data base with defined maenings for each field. For Intenet derived the content the problem is complex because the text wirth geographic significance can be anywhere on a page. The second step is referent at the transform location of the textual designation into the physical coordinates on the earth´s surface, in order for the detection geographicof the content in the text of the documents, sidebar describes, topic of the detectinggeographic into the text documents has generated interest of business and the investigation (7).