Patent ID: 6353795
Filing Date: 2002-03-05
Classification: G01C,G08G

Abstract:
A method for depicting incidents along a desired route, wherein the desired route comprises a plurality of segments, the method comprising:receiving segment data describing at least one segment of the desired route; locating at least one region of interest around each segment of the desired route; receiving incident data comprising a description of at least one incident occurring at a single location; for each at least one region of interest, determining if any available incidents fall within the at least one region; for each available incident falling within at least one region determining if the available incident has occurred on at least one segment by: determining if the incident corresponding to the incident data is closer than a threshold distance to the at least one segment; forming a triangle from the available incident to the end points of any at least one segment closer than a threshold distance, wherein the base of the triangle is the segment; and choosing any segment in which the angles of said triangle formed with the base are ninety degrees or less; and for each available incident occurring on at least one segment, depicting the incident on the desired route.