To provide a feature point generation method, a feature point generation device, a feature point generation program, and a recording medium recording the feature point generation program, capable of generating feature points of a traveling road.SOLUTION: A server generates a feature point as a candidate of a node of a traveling road based on a travel track of a moving body. The server acquires the travel track from an on-vehicle machine via a network. The server extracts a linear component from the travel track, and obtains an intersection point of an extended line of the extracted linear line component and the extended line of another linear line component adjacent to the linear line component in the travel track. Then, if the travel track passes from the intersection point into a predetermined range, the server generates the intersection point as the feature point.SELECTED DRAWING: Figure 3

    【課題】走行路の特徴点を生成することができる特徴点生成方法、特徴点生成装置、特徴点生成プログラム及び当該特徴点生成プログラムを記録した記録媒体を提供する。【解決手段】サーバが、移動体の走行軌跡に基づき、走行路のノードの候補となる特徴点を生成する。サーバは、車載機からネットワークを介して走行軌跡を取得する。サーバは、走行軌跡から直線成分を抽出し、抽出した直線成分の延長線と、走行軌跡において直線成分に隣接する他の直線成分の延長線と、の交点を求め、その交点から所定範囲内に走行軌跡が通過していれば、その交点を特徴点として生成する。【選択図】図3


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    Title :

    FEATURE POINT GENERATION METHOD


    Additional title:

    特徴点生成方法


    Contributors:

    Publication date :

    2022-01-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / G16Y



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