PROBLEM TO BE SOLVED: To provide an information processor capable of appropriately estimating factors which have unexpectedly slowed down another vehicle.SOLUTION: A navigation device 1 includes a passage speed calculation unit 42 calculating an estimated safety speed Ve based on map data 35 and current position information if it comes closer to a point interval. The device 1 further includes an another-vehicle travelling information acquisition unit 43 receiving an actual speed Vr and a captured image Im for the approaching point interval from a server device 2, and an inhibition factor estimation unit 45 estimating a factor causing difference between the estimated safety speed Ve and the actual speed Vr based on the received image Im.SELECTED DRAWING: Figure 4

    【課題】突発的な要因により他車両の速度が低下した場合であっても、その要因を好適に推定することが可能な情報処理装置を提供する。【解決手段】ナビゲーション装置1の通過速度算出部42は、ポイント区間に接近した場合に、地図データ35と、現在位置情報とに基づいて推定安全速度Veを算出する。また、他車両走行情報取得部43は、接近ポイント区間に関する実績速度Vrと撮影画像Imをサーバ装置2から受信する。そして、障害要因推定部45は、推定安全速度Veと実績速度Vrとの差が生じた要因を、受信した撮影画像Imに基づいて推定する。【選択図】図4


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    Title :

    INFORMATION PROCESSOR, METHOD FOR CONTROL, PROGRAM, AND STORAGE MEDIUM


    Additional title:

    情報処理装置、制御方法、プログラム及び記憶媒体


    Contributors:

    Publication date :

    2016-04-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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