JP6934026B2 - ビジョンシステムでラインを検出するためのシステム及び方法 - Google Patents

ビジョンシステムでラインを検出するためのシステム及び方法 Download PDF

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JP6934026B2
JP6934026B2 JP2019000018A JP2019000018A JP6934026B2 JP 6934026 B2 JP6934026 B2 JP 6934026B2 JP 2019000018 A JP2019000018 A JP 2019000018A JP 2019000018 A JP2019000018 A JP 2019000018A JP 6934026 B2 JP6934026 B2 JP 6934026B2
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JP2019079553A (ja
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フェン シュ，ユ
フェン シュ，ユ
ディー． ヤコブソン，ロウェル
ディー． ヤコブソン，ロウェル
ワイ． リ，デイヴィッド
ワイ． リ，デイヴィッド
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/143—Segmentation; Edge detection involving probabilistic approaches, e.g. Markov random field [MRF] modelling
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/162—Segmentation; Edge detection involving graph-based methods
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/181—Segmentation; Edge detection involving edge growing; involving edge linking
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20076—Probabilistic image processing

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JP2019000018A 2015-11-02 2019-01-03 ビジョンシステムでラインを検出するためのシステム及び方法 Active JP6934026B2 (ja)

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JP2021135086A JP7297018B2 (ja) 2015-11-02 2021-08-20 ビジョンシステムでラインを検出するためのシステム及び方法
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US201562249918P 2015-11-02 2015-11-02
US62/249,918 2015-11-02
US15/338,445 US10152780B2 (en) 2015-11-02 2016-10-31 System and method for finding lines in an image with a vision system
US15/338,445 2016-10-31
JP2016214703A JP6463593B2 (ja) 2015-11-02 2016-11-01 ビジョンシステムでラインを検出するためのシステム及び方法

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Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10937168B2 (en) 2015-11-02 2021-03-02 Cognex Corporation System and method for finding and classifying lines in an image with a vision system
DE102016120775B4 (de) 2015-11-02 2025-02-20 Cognex Corporation System und Verfahren zum Erkennen von Linien in einem Bild mit einem Sichtsystem
US9934578B2 (en) * 2016-08-15 2018-04-03 Macau University Of Science And Technology Method for edge detection
KR102699826B1 (ko) * 2016-11-16 2024-08-29 삼성전자주식회사 재질 인식 및 재질 트레이닝을 수행하는 방법 및 장치
EP3555851B1 (en) * 2016-12-14 2021-09-22 Eyes Ltd Edge detection in digitized images
US11176675B2 (en) * 2017-02-01 2021-11-16 Conflu3Nce Ltd System and method for creating an image and/or automatically interpreting images
US11158060B2 (en) 2017-02-01 2021-10-26 Conflu3Nce Ltd System and method for creating an image and/or automatically interpreting images
US10471955B2 (en) * 2017-07-18 2019-11-12 lvl5, Inc. Stop sign and traffic light alert
CN110399892B (zh) * 2018-04-24 2022-12-02 北京京东尚科信息技术有限公司 环境特征提取方法和装置
JP2019220163A (ja) * 2018-06-06 2019-12-26 コグネックス・コーポレイション ビジョンシステムでラインを検出するためのシステム及び方法
JP6740288B2 (ja) * 2018-07-13 2020-08-12 ファナック株式会社 物体検査装置、物体検査システム、及び検査位置を調整する方法
CN111141208B (zh) * 2019-01-09 2021-08-27 银河水滴科技（北京）有限公司 一种平行线检测方法及装置
CN109993747A (zh) * 2019-03-22 2019-07-09 上海理工大学 融合点线特征的快速图像匹配方法
KR102205325B1 (ko) * 2019-06-14 2021-01-21 경북대학교 산학협력단 라인 검출 방법
CN114287021B (zh) * 2019-09-25 2025-09-09 株式会社富士 信息处理设备、安装设备以及信息处理方法
US11410334B2 (en) * 2020-02-03 2022-08-09 Magna Electronics Inc. Vehicular vision system with camera calibration using calibration target
CN111724366B (zh) * 2020-06-16 2023-08-25 武汉工程大学 一种激光腔识别方法及装置
CN113096073B (zh) * 2021-03-19 2022-10-18 浙江华睿科技股份有限公司 化纤丝锭表面平整度检测方法及装置
CN113111674A (zh) * 2021-04-12 2021-07-13 广东奥普特科技股份有限公司 Aztec码定位与解码方法、系统、设备及存储介质
KR102785795B1 (ko) * 2021-09-13 2025-03-26 삼성전자주식회사 대조도 조절 방법 및 이를 이용하는 장치
EP4469970A1 (en) 2022-01-27 2024-12-04 Cognex Vision Inspection System (Shanghai) Co., Ltd. Easy line finder based on dynamic time warping method
CN119535475B (zh) * 2024-11-21 2025-11-25 东南大学 一种雷达辅助视觉线特征的视觉惯性里程计方法及系统

Family Cites Families (124)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61120002A (ja) 1984-11-16 1986-06-07 Toyota Central Res & Dev Lab Inc 画像のコ−ナ点検出方法及びその装置
US4910786A (en) 1985-09-30 1990-03-20 Eichel Paul H Method of detecting intensity edge paths
US6405072B1 (en) * 1991-01-28 2002-06-11 Sherwood Services Ag Apparatus and method for determining a location of an anatomical target with reference to a medical apparatus
US6728404B1 (en) 1991-09-12 2004-04-27 Fuji Photo Film Co., Ltd. Method for recognizing object images and learning method for neural networks
US6005984A (en) 1991-12-11 1999-12-21 Fujitsu Limited Process and apparatus for extracting and recognizing figure elements using division into receptive fields, polar transformation, application of one-dimensional filter, and correlation between plurality of images
US6418424B1 (en) 1991-12-23 2002-07-09 Steven M. Hoffberg Ergonomic man-machine interface incorporating adaptive pattern recognition based control system
US5809322A (en) 1993-12-12 1998-09-15 Associative Computing Ltd. Apparatus and method for signal processing
JP3394104B2 (ja) 1993-12-24 2003-04-07 株式会社小松製作所 位置認識方式
US5559695A (en) 1994-12-27 1996-09-24 Hughes Aircraft Company Apparatus and method for self-calibrating visual time-to-contact sensor
JP3620884B2 (ja) 1995-03-01 2005-02-16 富士機械製造株式会社 画像処理装置
JP3366497B2 (ja) 1995-07-12 2003-01-14 松下電器産業株式会社 部品検出方法
WO1997021188A1 (en) 1995-12-04 1997-06-12 David Sarnoff Research Center, Inc. Wide field of view/narrow field of view recognition system and method
US6256109B1 (en) * 1996-05-29 2001-07-03 Richard Rosenbaum Image enlargement system
US6137893A (en) 1996-10-07 2000-10-24 Cognex Corporation Machine vision calibration targets and methods of determining their location and orientation in an image
JP3189870B2 (ja) * 1996-12-24 2001-07-16 シャープ株式会社 画像処理装置
US5974169A (en) 1997-03-20 1999-10-26 Cognex Corporation Machine vision methods for determining characteristics of an object using boundary points and bounding regions
EP0996091B1 (en) * 1998-04-07 2015-12-30 Omron Corporation Image processing device and method, medium on which program for image processing is stored, and inspecting device
JPH11351827A (ja) * 1998-06-10 1999-12-24 Fuji Mach Mfg Co Ltd 画像処理装置
US6621924B1 (en) * 1999-02-26 2003-09-16 Sony Corporation Contour extraction apparatus, a method thereof, and a program recording medium
US7796801B2 (en) * 1999-08-26 2010-09-14 Nanogeometry Research Inc. Pattern inspection apparatus and method
US7817844B2 (en) * 1999-08-26 2010-10-19 Nanogeometry Research Inc. Pattern inspection apparatus and method
US6868175B1 (en) 1999-08-26 2005-03-15 Nanogeometry Research Pattern inspection apparatus, pattern inspection method, and recording medium
US7415156B2 (en) 2000-01-28 2008-08-19 Carnegie Mellon University Parametric shape grammar interpreter
US6778699B1 (en) * 2000-03-27 2004-08-17 Eastman Kodak Company Method of determining vanishing point location from an image
WO2001078005A2 (en) 2000-04-11 2001-10-18 Cornell Research Foundation, Inc. System and method for three-dimensional image rendering and analysis
US7062093B2 (en) 2000-09-27 2006-06-13 Mvtech Software Gmbh System and method for object recognition
US7006694B1 (en) 2000-10-05 2006-02-28 Coreco Imaging, Inc. System and method for pattern identification
DE10157958B4 (de) 2000-11-29 2012-11-15 Omron Corp. Bildverarbeitungsverfahren und-vorrichtung
US6829384B2 (en) 2001-02-28 2004-12-07 Carnegie Mellon University Object finder for photographic images
JP4707249B2 (ja) 2001-03-28 2011-06-22 Ｊｕｋｉ株式会社 部品位置検出方法及び装置
JP4199939B2 (ja) * 2001-04-27 2008-12-24 株式会社日立製作所 半導体検査システム
US6778688B2 (en) * 2001-05-04 2004-08-17 International Business Machines Corporation Remote authentication of fingerprints over an insecure network
US7217266B2 (en) * 2001-05-30 2007-05-15 Anderson R Rox Apparatus and method for laser treatment with spectroscopic feedback
WO2003009579A2 (en) 2001-07-17 2003-01-30 Amnis Corporation Computational methods for the segmentation of images of objects from background in a flow imaging instrument
JP3822468B2 (ja) * 2001-07-18 2006-09-20 株式会社東芝 画像処理装置及びその方法
US6845171B2 (en) * 2001-11-19 2005-01-18 Microsoft Corporation Automatic sketch generation
JP3780922B2 (ja) * 2001-11-30 2006-05-31 日産自動車株式会社 道路白線認識装置
JP3863014B2 (ja) 2001-12-14 2006-12-27 株式会社東芝 物体検出装置及びその方法
JP2003329273A (ja) * 2002-05-08 2003-11-19 Mind Bank:Kk 加湿器兼用のミスト冷風器
US7636455B2 (en) * 2002-06-04 2009-12-22 Raytheon Company Digital image edge detection and road network tracking method and system
US7116823B2 (en) * 2002-07-10 2006-10-03 Northrop Grumman Corporation System and method for analyzing a contour of an image by applying a Sobel operator thereto
US7110602B2 (en) * 2002-08-21 2006-09-19 Raytheon Company System and method for detection of image edges using a polar algorithm process
US7133572B2 (en) * 2002-10-02 2006-11-07 Siemens Corporate Research, Inc. Fast two dimensional object localization based on oriented edges
JP4206723B2 (ja) * 2002-10-11 2009-01-14 オムロン株式会社 画像処理方法および画像処理装置
US7400770B2 (en) * 2002-11-06 2008-07-15 Hrl Laboratories Method and apparatus for automatically extracting geospatial features from multispectral imagery suitable for fast and robust extraction of landmarks
US7927278B2 (en) * 2002-12-13 2011-04-19 California Institute Of Technology Split-screen display system and standardized methods for ultrasound image acquisition and multi-frame data processing
US7236632B2 (en) * 2003-04-11 2007-06-26 Ricoh Company, Ltd. Automated techniques for comparing contents of images
US7983446B2 (en) * 2003-07-18 2011-07-19 Lockheed Martin Corporation Method and apparatus for automatic object identification
US7500511B2 (en) 2003-09-24 2009-03-10 Magneco/Metrel, Inc. Molding composition and method of use
JP3104721U (ja) * 2004-04-20 2004-10-07 艾美特電器（深▲せん▼）有限公司 扇風機
US7324661B2 (en) 2004-04-30 2008-01-29 Colgate-Palmolive Company Computer-implemented system and method for automated and highly accurate plaque analysis, reporting, and visualization
JP4327654B2 (ja) 2004-05-10 2009-09-09 シャープマニファクチャリングシステム株式会社 画像処理方法および画像処理装置ならびに画像処理プログラムおよび画像処理プログラムを記録した記録媒体
US20050286767A1 (en) 2004-06-23 2005-12-29 Hager Gregory D System and method for 3D object recognition using range and intensity
JP4328692B2 (ja) 2004-08-11 2009-09-09 国立大学法人東京工業大学 物体検出装置
JP2006260527A (ja) 2005-02-16 2006-09-28 Toshiba Corp 画像マッチング方法およびこれを用いた画像補間方法
US20080292194A1 (en) 2005-04-27 2008-11-27 Mark Schmidt Method and System for Automatic Detection and Segmentation of Tumors and Associated Edema (Swelling) in Magnetic Resonance (Mri) Images
US7412089B2 (en) 2005-05-23 2008-08-12 Nextcode Corporation Efficient finder patterns and methods for application to 2D machine vision problems
US7689016B2 (en) 2005-05-27 2010-03-30 Stoecker & Associates, A Subsidiary Of The Dermatology Center, Llc Automatic detection of critical dermoscopy features for malignant melanoma diagnosis
US7929775B2 (en) 2005-06-16 2011-04-19 Strider Labs, Inc. System and method for recognition in 2D images using 3D class models
JP2007018269A (ja) 2005-07-07 2007-01-25 Nippon Telegr & Teleph Corp <Ntt> 映像中の動き確率計算方法、映像中の動き確率マップ計算方法、変化検出方法、及びプログラム
US20070165966A1 (en) 2005-07-15 2007-07-19 Yissum Research Development Co. Closed form method and system for matting a foreground object in an image having a background
JP4634250B2 (ja) 2005-08-08 2011-02-16 Ｊｕｋｉ株式会社 矩形部品の画像認識方法及び装置
US7400414B2 (en) * 2005-10-31 2008-07-15 Mitutoyo Corporation Hand-size structured-light three-dimensional metrology imaging system and method
JP4248558B2 (ja) * 2006-03-24 2009-04-02 トヨタ自動車株式会社 道路区画線検出装置
US7831098B2 (en) 2006-11-07 2010-11-09 Recognition Robotics System and method for visual searching of objects using lines
DE102006062061B4 (de) 2006-12-29 2010-06-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und Computerprogramm zum Bestimmen einer Position basierend auf einem Kamerabild von einer Kamera
CN101231755B (zh) * 2007-01-25 2013-03-06 上海遥薇(集团)有限公司 运动目标跟踪及数量统计方法
JP4306744B2 (ja) 2007-03-01 2009-08-05 ソニー株式会社 生体認証装置
WO2008123584A1 (ja) 2007-04-04 2008-10-16 Sony Corporation 生体認証装置
US8063889B2 (en) 2007-04-25 2011-11-22 Honeywell International Inc. Biometric data collection system
US8675951B2 (en) 2007-05-11 2014-03-18 Three Pixels Wide Pty Ltd. Method and system for generating a 3D model
CN101358936B (zh) * 2007-08-02 2011-03-16 同方威视技术股份有限公司 一种利用双视角多能量透射图像进行材料识别的方法及系统
US8237935B2 (en) 2007-10-23 2012-08-07 Gii Acquisition, Llc Method and system for automatically inspecting parts and for automatically generating calibration data for use in inspecting parts
JP4627782B2 (ja) * 2008-03-05 2011-02-09 株式会社日立ハイテクノロジーズ エッジ検出方法、及び荷電粒子線装置
JP2009252959A (ja) * 2008-04-04 2009-10-29 Toshiba Corp パターン検査装置、パターン検査方法および半導体装置の製造方法
US8385644B2 (en) * 2008-07-08 2013-02-26 Zeitera, Llc Digital video fingerprinting based on resultant weighted gradient orientation computation
US8363973B2 (en) 2008-10-01 2013-01-29 Fuji Xerox Co., Ltd. Descriptor for image corresponding point matching
JP2010092199A (ja) 2008-10-07 2010-04-22 Sony Corp 情報処理装置および方法、プログラム、並びに記録媒体
CN102246204B (zh) 2008-12-11 2015-04-29 图象公司 用于使用标度空间来处理图像的设备和方法
JP5429869B2 (ja) * 2008-12-22 2014-02-26 株式会社 Ｎｇｒ パターン検査装置および方法
US8442304B2 (en) 2008-12-29 2013-05-14 Cognex Corporation System and method for three-dimensional alignment of objects using machine vision
US8774498B2 (en) 2009-01-28 2014-07-08 Xerox Corporation Modeling images as sets of weighted features
CA2746560C (en) * 2009-03-04 2016-11-22 Dyson Technology Limited Humidifying apparatus
JP5035284B2 (ja) * 2009-03-25 2012-09-26 株式会社日本自動車部品総合研究所 車両周辺表示装置
US9400769B2 (en) * 2009-08-06 2016-07-26 Hewlett-Packard Development Company, L.P. Document layout system
US8121618B2 (en) 2009-10-28 2012-02-21 Digimarc Corporation Intuitive computing methods and systems
JP5384746B2 (ja) 2009-12-02 2014-01-08 クゥアルコム・インコーポレイテッド プルーニング機能、画像スケーリング、および、空間制約付き特徴マッチングによる画像認識アルゴリズムの性能の改善
WO2011114736A1 (ja) * 2010-03-19 2011-09-22 パナソニック株式会社 特徴量算出装置、特徴量算出方法及びプログラム
US8805083B1 (en) * 2010-03-21 2014-08-12 Jeffrey M. Sieracki System and method for discriminating constituents of image by complex spectral signature extraction
US8565536B2 (en) * 2010-04-01 2013-10-22 Microsoft Corporation Material recognition from an image
CN102474573B (zh) 2010-06-11 2016-03-16 松下电器（美国）知识产权公司 图像处理装置以及图像处理方法
JP2012027617A (ja) 2010-07-21 2012-02-09 Canon Inc パターン識別装置、パターン識別方法及びプログラム
JP5597056B2 (ja) * 2010-08-02 2014-10-01 株式会社キーエンス 画像測定装置、画像測定方法及び画像測定装置用のプログラム
US8977005B2 (en) 2010-09-17 2015-03-10 Nec Corporation Carried item region extraction device, carried item region extraction method, and computer readable medium
RU2458396C1 (ru) 2011-07-19 2012-08-10 Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." Способ редактирования статических цифровых комбинированных изображений, включающих в себя изображения нескольких объектов
US9179035B2 (en) 2011-07-19 2015-11-03 Samsung Electronics Co., Ltd. Method of editing static digital combined images comprising images of multiple objects
JP5783567B2 (ja) 2011-10-12 2015-09-24 国立大学法人鳥取大学 直線検出装置、直線検出方法、直線検出プログラム及び撮影システム
JP5743849B2 (ja) 2011-10-27 2015-07-01 株式会社日立製作所 映像解析装置及びシステム
US9122952B2 (en) 2011-12-23 2015-09-01 Cognex Corporation Methods and apparatus for one-dimensional signal extraction
JP2013196308A (ja) 2012-03-19 2013-09-30 Ricoh Co Ltd 画像処理装置、画像処理方法、プログラムおよび記録媒体
US8971637B1 (en) * 2012-07-16 2015-03-03 Matrox Electronic Systems Ltd. Method and system for identifying an edge in an image
US9946947B2 (en) * 2012-10-31 2018-04-17 Cognex Corporation System and method for finding saddle point-like structures in an image and determining information from the same
JP2014092922A (ja) 2012-11-02 2014-05-19 Tottori Univ 検出装置、検出方法及び検出プログラム
JP2014149788A (ja) 2013-02-04 2014-08-21 Nippon Telegr & Teleph Corp <Ntt> 物体領域境界推定装置、物体領域境界推定方法及び物体領域境界推定プログラム
US10262462B2 (en) 2014-04-18 2019-04-16 Magic Leap, Inc. Systems and methods for augmented and virtual reality
CN103390280B (zh) * 2013-07-26 2016-02-24 无锡信捷电气股份有限公司 基于灰度-梯度二维对称Tsallis交叉熵的快速阈值分割方法
US9269012B2 (en) 2013-08-22 2016-02-23 Amazon Technologies, Inc. Multi-tracker object tracking
CN103440654B (zh) * 2013-08-27 2016-08-10 南京大学 一种lcd异物缺陷检测方法
JP6209069B2 (ja) 2013-11-26 2017-10-04 日本電信電話株式会社 境界検出装置、境界検出方法及びコンピュータプログラム
CN103793880B (zh) * 2014-03-04 2016-09-21 山东科技大学 一种结构自适应和结构保持的图像局部扭曲方法
CN103793918A (zh) * 2014-03-07 2014-05-14 深圳市辰卓科技有限公司 一种图像清晰度检测方法及装置
US20150324688A1 (en) 2014-05-12 2015-11-12 Qualcomm Incorporated Customized classifier over common features
WO2015177268A1 (en) 2014-05-23 2015-11-26 Ventana Medical Systems, Inc. Systems and methods for detection of biological structures and/or patterns in images
CN104008553B (zh) * 2014-06-17 2017-03-22 武汉武大卓越科技有限责任公司 融合影像梯度信息和分水岭方法的裂缝检测方法
CN104268857B (zh) * 2014-09-16 2017-07-18 湖南大学 一种基于机器视觉的快速亚像素边缘检测与定位方法
CN106157283A (zh) 2015-04-01 2016-11-23 株式会社理光 道路分割物的检测方法和装置
DE102016015936B8 (de) 2015-07-31 2024-10-24 Fanuc Corporation Vorrichtung für maschinelles Lernen, Robotersystem und maschinelles Lernsystem zum Lernen eines Werkstückaufnahmevorgangs
CN105260699B (zh) 2015-09-10 2018-06-26 百度在线网络技术（北京）有限公司 一种车道线数据的处理方法及装置
DE102016120775B4 (de) 2015-11-02 2025-02-20 Cognex Corporation System und Verfahren zum Erkennen von Linien in einem Bild mit einem Sichtsystem
JP6463593B2 (ja) 2015-11-02 2019-02-06 コグネックス・コーポレイション ビジョンシステムでラインを検出するためのシステム及び方法
US10235623B2 (en) 2016-02-12 2019-03-19 Adobe Inc. Accurate tag relevance prediction for image search
US10248124B2 (en) 2016-07-21 2019-04-02 Mobileye Vision Technologies, Inc. Localizing vehicle navigation using lane measurements
CN206191804U (zh) * 2016-11-06 2017-05-24 广东多米电器科技有限公司 超声波加湿器
US10878574B2 (en) 2018-02-21 2020-12-29 Topcon Corporation 3D quantitative analysis of retinal layers with deep learning

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