FALLEN OBJECT DETECTION DEVICE AND FALLEN OBJECT DETECTION METHOD

• Main Authors: YAMAMOTO HIROKI, WATABE YUSUKE
• Format: Patent
• Language: English; Japanese
• Published: 29.08.2019
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRICITY; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; ENSURING THE SAFETY OF RAILWAY TRAFFIC; GUIDING RAILWAY TRAFFIC; IMAGE DATA PROCESSING OR GENERATION, IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; OTHER AUXILIARY EQUIPMENT FOR RAILWAYS; PERFORMING OPERATIONS; PHYSICS; PICTORIAL COMMUNICATION, e.g. TELEVISION; RAILWAYS; TRANSPORTING; VEHICLES IN GENERAL

To provide a fallen object detection device and a fallen object detection method each of which allows for accurate detection of a fallen object on a railway track.SOLUTION: A fallen object detection device 10 is provided that is provided in a railway vehicle and detects a fallen object on a railway track, the fallen object detection device 10 comprises an imaging apparatus 11 provided in a forward side of the vehicle and imaging the track and a fallen object detecting part 14 analyzing an image captured by the imaging apparatus 11, thereby detecting the fallen object. The fallen object detection device 10 further comprises a mechanical learning tool that takes in, as learning data, the railway track image and information indicating whether there is a fallen object corresponding to the image or not, generates and holds feature data regarding the fallen object and detects the fallen object.SELECTED DRAWING: Figure 2 【課題】鉄道軌道上の落下物を精度よく検出可能な、落下物検出装置及び落下物検出方法を提供する。【解決手段】鉄道車両に設けられて鉄道軌道上の落下物を検出する、落下物検出装置１０であって、前記鉄道車両の進行方向側に設けられて前記鉄道軌道を撮像する撮像装置１１と、当該撮像装置１１により撮像された画像を基にした画像を解析し、前記落下物を検出する落下物検出部１４と、を備え、前記鉄道軌道の画像と、当該画像に対応する前記落下物の有無の情報を学習データとして取り込み、前記落下物及び前記落下物の有無に関する特徴データを作成、保持する機械学習器により、前記落下物を検出する、落下物検出装置１０を提供する。【選択図】図２