PROBLEM TO BE SOLVED: To provide a section line recognition apparatus capable of discriminating road surface reflection and accurately recognizing a section line.SOLUTION: A section line recognition apparatus comprises: a feature point detection unit for detecting bright feature points, which show portions brighter than a road surface, from a photographic image; a reflection determination unit for, in the case where a bright feature point detected at the same position between frames of the photographic image separate for a pre-set period, out of the detected bright feature points, is a straight line shorter than a pre-set length threshold, determining the short straight line as a road surface reflection portion; and a white line recognition unit for recognizing a white line from bright feature points obtained by excluding bright feature points of the short straight line determined as the road surface reflection portion, out of the detected bright feature points.SELECTED DRAWING: Figure 1

    【課題】路面反射を判別して、区画線を精度良く認識することが可能な区画線認識装置を提供する。【解決手段】撮影画像から路面よりも明るい部分を表す明特徴点を検出する特徴点検出部と、検出された明特徴点のうち、予め設定された期間離れた撮影画像のフレーム間で同じ位置に検出されている明特徴点が、並んで予め設定された長さ閾値よりも短い長さの直線となっている場合に、前記短い長さの直線を路面反射部分と判定する反射判定部と、検出された明特徴点のうち、路面反射部分と判定された短い長さの直線の明特徴点を除いた明特徴点から、白線を認識する白線認識部と、を備える。【選択図】図1


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    SECTION LINE RECOGNITION APPARATUS


    Weitere Titelangaben:

    区画線認識装置


    Beteiligte:
    OKANO KENJI (Autor:in) / SAKAI AKINOBU (Autor:in) / TORIKURA TAKAMICHI (Autor:in)

    Erscheinungsdatum :

    11.01.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



    SECTION LINE RECOGNITION APPARATUS

    SAKAI AKINOBU / OKANO KENJI / TORIKURA TAKAMICHI | Europäisches Patentamt | 2018

    Freier Zugriff

    TRAVEL SECTION LINE RECOGNITION APPARATUS

    KAWASAKI NAOTERU / TSURUTA TOMOHIKO / SUZUKI SHUNSUKE et al. | Europäisches Patentamt | 2016

    Freier Zugriff

    ROAD SECTION LINE RECOGNITION DEVICE, VEHICLE CONTROL APPARATUS, ROAD SECTION LINE RECOGNITION METHOD, AND ROAD SECTION LINE RECOGNITION PROGRAM

    KANEZAKI HIROFUMI / FUJITA SHINTARO / KOBAYASHI MASARU | Europäisches Patentamt | 2017

    Freier Zugriff

    TRAVEL SECTION LINE RECOGNITION DEVICE AND TRAVEL SECTION LINE RECOGNITION PROGRAM

    MAEDA MASARU / SUZUKI SHUNSUKE / UEDA YUSUKE et al. | Europäisches Patentamt | 2016

    Freier Zugriff

    SECTION LINE RECOGNITION DEVICE

    KITANI HIROKI | Europäisches Patentamt | 2018

    Freier Zugriff