PROBLEM TO BE SOLVED: To provide an axle number detection device that can be installed in a place where a sufficient installation space cannot be secured, and can specify the number of axles of a running vehicle.SOLUTION: An axle number detection device 100 comprises: an image acquisition part 101 that acquires a photographed image from an imaging device 10C photographing an image including tires of a vehicle from the depth side in the direction of travel to the front side in the direction of travel of the vehicle; a tire extraction part 102 that performs pattern matching processing of the photographed image acquired by the image acquisition part 101 with a plurality of reference images that are images including the tires of the vehicle and stored in advance in a storage part 106, and extracts the tire included in the photographed image; and an axle number specification part 103 that specifies the number of axles of the vehicle on the basis of a result of extraction of the tires.SELECTED DRAWING: Figure 3
【課題】十分な設置スペースを確保できない場所にも設置可能で、かつ、走行する車両の車軸数を特定することができる車軸数検出装置を提供する。【解決手段】車軸数検出装置100は、車両の進行方向奥側から進行方向手前側に向かって、当該車両のタイヤを含む撮影画像を撮影する撮影装置10Cから撮影画像を取得する画像取得部101と、画像取得部101が取得した撮影画像と、車両のタイヤを含む画像であって予め記憶部106に記憶された複数の参照画像と、のパターンマッチング処理を行い、撮影画像に含まれるタイヤを抽出するタイヤ抽出部102と、タイヤの抽出結果に基づいて、車両の車軸数を特定する車軸数特定部103と、を備えている。【選択図】図3
AXLE NUMBER DETECTION DEVICE, VEHICLE TYPE DISTINGUISHING SYSTEM, AXLE NUMBER DETECTION METHOD, AND PROGRAM
車軸数検出装置、車種判別システム、車軸数検出方法及びプログラム
2016-09-05
Patent
Electronic Resource
Japanese
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