To monitor the operation of a vehicle and provide an index more accurately indicating the workload of the vehicle than before.SOLUTION: Provided is a vehicle monitoring method that includes: photographing a cargo 3 loaded on a cargo bed 1a of a vehicular 1C by an RGB camera of a photographing device 17 including the RGB camera and a depth sensor; detecting a distance from the photographing device 17 to the cargo 3 by the depth sensor; extracting a partial image showing the cargo 3 on the basis of a difference between a reference image photographed by the photographing device 17 when the cargo 3 is not loaded on the cargo bed 1a and an image of a cargo 3 loaded on the cargo bed 1a photographed by the photographing device 17; and calculating the volume of the cargo 3 on the basis of the size of the partial image and the distance.SELECTED DRAWING: Figure 17

    【課題】車両の動作を監視して、従来よりも正確に車両の仕事量を表す指標を提供する。【解決手段】車両監視方法は、RGBカメラ及びデプスセンサを含む撮影装置17のRGBカメラによって、車両1Cの荷台1aに搭載された荷物3の画像を撮影することと、デプスセンサによって、撮影装置17から荷物3までの距離を検出することと、荷台1aに荷物3が搭載されていないときに撮影装置17によって撮影された基準画像と、撮影装置17によって撮影された荷台3に搭載された荷物1aの画像との差分に基づいて、荷物3を示す部分画像を抽出することと、部分画像の大きさと距離とに基づいて荷物3の体積を計算することとを含む。【選択図】図17


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    Title :

    VEHICLE MONITORING METHOD, VEHICLE MONITORING DEVICE, VEHICLE, AND VEHICLE MONITORING SYSTEM


    Additional title:

    車両監視方法、車両監視装置、車両、及び車両監視システム


    Contributors:

    Publication date :

    2024-06-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01L Messen von Kraft, mechanischer Spannung, Drehmoment, Arbeit, mechanischer Leistung, mechanischem Wirkungsgrad oder des Drucks von Fluiden , MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS , Messen der Länge, der Dicke oder ähnlicher linearer Abmessungen / G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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