JP6337811B2 - 画像処理装置及び画像処理方法 - Google Patents
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- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
- G06V20/58—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/04—Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
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- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
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- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/20—Conjoint control of vehicle sub-units of different type or different function including control of steering systems
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- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
- G06V10/457—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components by analysing connectivity, e.g. edge linking, connected component analysis or slices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/30—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing
- B60R2300/302—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing combining image information with GPS information or vehicle data, e.g. vehicle speed, gyro, steering angle data
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/30—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing
- B60R2300/306—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing using a re-scaling of images
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/30—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing
- B60R2300/307—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing virtually distinguishing relevant parts of a scene from the background of the scene
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
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Description
Claims (4)
- カメラによる撮像画像に基づいて物体を認識する画像処理装置であって、
第1時点の第1撮像画像について複数の第1線分を抽出するとともに、前記第1時点より後の第2時点の第2撮像画像について複数の第2線分を抽出する線分抽出部と、
前記第1線分それぞれの第1特徴点を抽出するとともに、前記第2線分それぞれの第2特徴点を抽出する特徴点抽出部と、
前記第1線分それぞれの前記第1撮像画像内での位置に対して、前記第1線分それぞれに対応する前記第2線分それぞれの前記第2撮像画像内での位置の変化量を算出する変化量算出部と、
前記変化量が変化量閾値以上である前記第1線分及び前記第2線分の前記第1特徴点及び前記第2特徴点と、前記変化量が前記変化量閾値未満である前記第1線分及び前記第2線分の前記第1特徴点及び前記第2特徴点とを分けて抽出し、前記変化量が前記変化量閾値以上である前記第1線分の前記第1特徴点の前記第2撮像画像内での対応点を、前記変化量が前記変化量閾値以上である前記第1線分に対応する前記第2線分の前記第2特徴点に決定することにより前記物体を認識する物体認識部と、を備え、
前記物体認識部は、
前記変化量が前記変化量閾値未満である前記第1線分の前記第1特徴点として、
前記変化量が前記変化量閾値未満である前記第1線分の端点と前記変化量が前記変化量閾値以上である前記第1線分との交点である前記第1特徴点を抽出することにより前記物体を認識する、画像処理装置。 - 前記物体認識部は、
前記変化量が前記変化量閾値未満である前記第1線分の端点と前記変化量が前記変化量閾値以上である前記第1線分との交点である前記第1特徴点と、前記変化量が前記変化量閾値以上である前記第1線分の前記第1特徴点との前記第1撮像画像内での位置関係に基づいて、
前記変化量が前記変化量閾値未満である前記第1線分の端点と前記変化量が前記変化量閾値以上である前記第1線分との交点である前記第1特徴点の前記第2撮像画像内での前記対応点を決定する、請求項1に記載の画像処理装置。 - カメラによる撮像画像に基づいて物体を認識する画像処理装置を用いた画像処理方法であって、
画像処理装置の線分抽出部により、第1時点の第1撮像画像について複数の第1線分を抽出するとともに、前記第1時点より後の第2時点の第2撮像画像について複数の第2線分を抽出する線分抽出工程と、
画像処理装置の特徴点抽出部により、前記第1線分それぞれの第1特徴点を抽出するとともに、前記第2線分それぞれの第2特徴点を抽出する特徴点抽出工程と、
画像処理装置の変化量算出部により、前記第1線分それぞれの前記第1撮像画像内での位置に対して、前記第1線分それぞれに対応する前記第2線分それぞれの前記第2撮像画像内での位置の変化量を算出する変化量算出工程と、
画像処理装置の物体認識部により、前記変化量が変化量閾値以上である前記第1線分及び前記第2線分の前記第1特徴点及び前記第2特徴点と、前記変化量が前記変化量閾値未満である前記第1線分及び前記第2線分の前記第1特徴点及び前記第2特徴点とを分けて抽出し、前記変化量が前記変化量閾値以上である前記第1線分の前記第1特徴点の前記第2撮像画像内での対応点を、前記変化量が前記変化量閾値以上である前記第1線分に対応する前記第2線分の前記第2特徴点に決定することにより前記物体を認識する物体認識工程と、を備え、
前記物体認識工程では、
前記変化量が前記変化量閾値未満である前記第1線分の前記第1特徴点として、
前記変化量が前記変化量閾値未満である前記第1線分の端点と前記変化量が前記変化量閾値以上である前記第1線分との交点である前記第1特徴点を抽出することにより前記物体を認識する、画像処理方法。 - 前記物体認識工程では、
前記変化量が前記変化量閾値未満である前記第1線分の端点と前記変化量が前記変化量閾値以上である前記第1線分との交点である前記第1特徴点と、前記変化量が前記変化量閾値以上である前記第1線分の前記第1特徴点との前記第1撮像画像内での位置関係に基づいて、
前記変化量が前記変化量閾値未満である前記第1線分の端点と前記変化量が前記変化量閾値以上である前記第1線分との交点である前記第1特徴点の前記第2撮像画像内での前記対応点を決定する、請求項3に記載の画像処理方法。
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JP2015053277A JP6337811B2 (ja) | 2015-03-17 | 2015-03-17 | 画像処理装置及び画像処理方法 |
US15/062,677 US9744968B2 (en) | 2015-03-17 | 2016-03-07 | Image processing apparatus and image processing method |
EP16160289.1A EP3070642A1 (en) | 2015-03-17 | 2016-03-15 | Image processing apparatus and image processing method |
CN201610151179.XA CN105984470B (zh) | 2015-03-17 | 2016-03-16 | 图像处理装置和图像处理方法 |
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KR101803164B1 (ko) | 2013-03-15 | 2017-12-28 | 우버 테크놀로지스, 인크. | 로봇 공학용 다중 감지 스테레오 비전 방법, 시스템 및 장치 |
US10077007B2 (en) * | 2016-03-14 | 2018-09-18 | Uber Technologies, Inc. | Sidepod stereo camera system for an autonomous vehicle |
CN107697104B (zh) * | 2017-08-02 | 2019-08-20 | 同济大学 | 基于图像的铁路车辆运行方向识别与轴速测量装置及方法 |
CN109697441B (zh) * | 2017-10-23 | 2021-02-12 | 杭州海康威视数字技术股份有限公司 | 一种目标检测方法、装置及计算机设备 |
US10967862B2 (en) | 2017-11-07 | 2021-04-06 | Uatc, Llc | Road anomaly detection for autonomous vehicle |
FR3073655B1 (fr) * | 2017-11-16 | 2019-10-18 | Thales | Procede de determination d'un vecteur vitesse visuel d'un engin mobile, produit programme d'ordinateur et systeme de determination associes |
JP7204612B2 (ja) * | 2019-08-06 | 2023-01-16 | 株式会社東芝 | 位置姿勢推定装置、位置姿勢推定方法及びプログラム |
CN117197422B (zh) * | 2023-11-07 | 2024-03-26 | 深圳优艾智合机器人科技有限公司 | 识别码的定位方法、电子设备及存储介质 |
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JP2994170B2 (ja) * | 1993-04-30 | 1999-12-27 | 三菱電機株式会社 | 車両周辺監視装置 |
JPH09212643A (ja) * | 1996-02-05 | 1997-08-15 | Meidensha Corp | 三次元物体認識方法及びその装置 |
JP4341705B2 (ja) * | 2007-07-17 | 2009-10-07 | トヨタ自動車株式会社 | 車載画像処理装置 |
US8090204B2 (en) * | 2008-03-24 | 2012-01-03 | Verint Systems, Ltd. | Method and system for line segment extraction |
US8406532B2 (en) * | 2009-06-17 | 2013-03-26 | Chevron U.S.A., Inc. | Image matching using line signature |
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US8989483B2 (en) * | 2011-06-10 | 2015-03-24 | Sri International | Method and apparatus for inferring the geographic location of captured scene depictions |
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US9633436B2 (en) * | 2012-07-26 | 2017-04-25 | Infosys Limited | Systems and methods for multi-dimensional object detection |
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