A hot spot calculation device (10) detects, by at least two vessels, avoidance maneuvering, which is an action that indicates a possibility that each vessel has avoided a collision with another vessel, on the basis of locus data of a plurality of vessels that belongs to a predetermined area. The hot spot calculation device (10) calculates an evaluation value that indicates a possibility that avoidance maneuvering by one of the two vessels has occurred under an influence of avoidance maneuvering by another one. The hot spot calculation device (10) may more appropriately recognize a hot spot that matches an on-site feeling by calculating, on the basis of the calculated evaluation value, a collision risk in an area where a plurality of avoidance maneuvers is concentrated.


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    Title :

    DANGEROUS PLACE AND TIME CALCULATION METHOD, DANGEROUS PLACE AND TIME CALCULATION DEVICE, AND DANGEROUS PLACE AND TIME CALCULATION PROGRAM


    Additional title:

    VERFAHREN ZUR BERECHNUNG VON GEFÄHRLICHEM ORT UND GEFÄHRLICHER ZEIT, VORRICHTUNG ZUR BERECHNUNG VON GEFÄHRLICHEM ORT UND GEFÄHRLICHER ZEIT UND PROGRAMM ZUR BERECHNUNG VON GEFÄHRLICHEM ORT UND GEFÄHRLICHER ZEIT
    PROCÉDÉ DE CALCUL DE MOMENT ET LIEU DANGEREUX, DISPOSITIF DE CALCUL DE MOMENT ET LIEU DANGEREUX, ET PROGRAMME DE CALCUL DE MOMENT ET LIEU DANGEREUX


    Contributors:

    Publication date :

    2022-02-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS




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