LINK SELECTION PROGRAM, LINK SELECTION METHOD, LINK SELECTING DEVICE, ROUTE SEARCHING PROGRAM, ROUTE SEARCHING METHOD, AND ROUTE SEARCHING DEVICE

摘要

PROBLEM TO BE SOLVED: To improve a reliability of route search, and to acquire a proper recommended route.;SOLUTION: When a link to a spot is selected, network data comprising a plurality of links and nodes included in the whole domain having a prescribed spread are acquired (16A), obstacle data forming an obstacle domain hindering an access to a link in the whole domain are acquired (16B), and an optional spot (for example, a starting spot or an object spot) is acquired from inside the whole domain (11A). Then, a link suitable for accessing from the spot without crossing the obstacle domain is selected (11B).;COPYRIGHT: (C)2011,JPO&INPIT