| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique of searching for and outputting roads that form a shape wanted by a user out of a road network. SOLUTION: A road search device includes a graphic data obtaining part for obtaining graphic data that express the shape of a graphic, a road network data storage for storing road network data that express the state of connection of roads, a road group search part for searching for a road group closely resembling the shape of the graphic expressed by the graphic data in the state of connection out of the network data by comparing the network data with the graphic data, and an output part for outputting a road group found by the search. COPYRIGHT: (C)2010,JPO&INPIT |
