To provide a deformed spot detection device, a deformed spot detection program and a deformed spot detection method which can detect a deformed spot such as a pothole on a road automatically and with high precision, reduces mental and physical burdens on workers, and can make a road inspection work highly efficient.SOLUTION: A deformed spot detection device 1 for detecting a deformed spot on a road contained in road image data has: a deformed candidate extraction unit 66 which makes uniform luminance distribution of the road image data, and extracts a deformed candidate which is a candidate of the deformed spot, by emphasizing and binarizing a shadow region corresponding to the deformed spot; and a deformed candidate filtering unit 67 which filters the deformed candidate by a feature amount filter showing features about the deformed spot.SELECTED DRAWING: Figure 1
【課題】ポットホールのような道路上の変状箇所を自動的かつ高精度に検出することができ、作業員の精神的および肉体的な負担を軽減するとともに、道路の点検作業を高効率化することができる変状箇所検出装置、変状箇所検出プログラムおよび変状箇所検出方法を提供する。【解決手段】道路画像データに含まれる道路上の変状箇所を検出する変状箇所検出装置1であって、道路画像データの輝度分布を均一化するとともに、変状箇所に相当する影領域を強調して二値化することにより、変状箇所の候補である変状候補を抽出する変状候補抽出部66と、変状箇所に関する特徴を表す特徴量フィルタによって変状候補をフィルタリングする変状候補フィルタリング部67と、を有する。【選択図】 図1
DEFORMED SPOT DETECTION DEVICE, DEFORMED SPOT DETECTION PROGRAM AND DEFORMED SPOT DETECTION METHOD
変状箇所検出装置、変状箇所検出プログラムおよび変状箇所検出方法
2019-03-22
Patent
Electronic Resource
Japanese
IPC: | G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL / G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS , Messen der Länge, der Dicke oder ähnlicher linearer Abmessungen / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES / G06Q Datenverarbeitungssysteme oder -verfahren, besonders angepasst an verwaltungstechnische, geschäftliche, finanzielle oder betriebswirtschaftliche Zwecke, sowie an geschäftsbezogene Überwachungs- oder Voraussagezwecke , DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
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