PROBLEM TO BE SOLVED: To accurately forecast an accident for a road on which no accident has occurred.SOLUTION: In an accident forecast system, an accident forecast table creation processing part creates an accident forecast table indicating an accident occurrence rate presenting an accident proneness under each traffic condition for each of a plurality of routes where traffic accidents have occurred by learning an accident occurrence pattern with past traffic data and past accident data on the basis of a specific learning algorithm. An assignment table creation processing part creates an assignment table for a route where traffic accidents have occurred by assigning an accident forecast table created on the basis of data on the route while creating an assignment table for a route where no traffic accident has occurred by assigning an accident forecast table assigned to a similar route among the routes where traffic accidents have occurred.SELECTED DRAWING: Figure 1

    【課題】過去に事故が発生していない道路について、高精度で事故予報をすること。【解決手段】実施形態における事故予報システムにおいて、事故予報用テーブル作成処理部は、交通事故が発生したことのある複数の路線それぞれについて、過去交通データと過去事故データを用いて所定の学習アルゴリズムに基づいて事故発生パターンを学習して、交通状況ごとの事故の発生しやすさである事故発生度を表す事故予報用テーブルを作成する。割当テーブル作成処理部は、交通事故が発生したことのある路線に対しては、当該路線のデータに基づいて作成された事故予報用テーブルを割り当て、交通事故が発生したことのない路線に対しては、交通事故が発生したことのある路線のうち、類似する路線に割り当てられている事故予報用テーブルを割り当てて、割当テーブルを作成する。【選択図】図1


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    Title :

    ACCIDENT FORECAST SYSTEM AND ACCIDENT FORECAST METHOD


    Additional title:

    事故予報システム、および事故予報方法


    Contributors:

    Publication date :

    2017-12-07


    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



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