JP6625165B2 - 画像処理装置、画像処理方法、およびプログラム - Google Patents

画像処理装置、画像処理方法、およびプログラム Download PDF

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JP6625165B2
JP6625165B2 JP2018123240A JP2018123240A JP6625165B2 JP 6625165 B2 JP6625165 B2 JP 6625165B2 JP 2018123240 A JP2018123240 A JP 2018123240A JP 2018123240 A JP2018123240 A JP 2018123240A JP 6625165 B2 JP6625165 B2 JP 6625165B2
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和浩 矢幡
和浩 矢幡
良隆 佐々木
良隆 佐々木
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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
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/22—Matching criteria, e.g. proximity measures
    • 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
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • G06V10/751—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • 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
    • G06T2207/20004—Adaptive image processing
    • G06T2207/20012—Locally adaptive
    • 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
    • G06T2207/20172—Image enhancement details
    • G06T2207/20192—Edge enhancement; Edge preservation

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  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
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  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
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  • Image Processing (AREA)
  • Picture Signal Circuits (AREA)
JP2018123240A 2013-02-14 2018-06-28 画像処理装置、画像処理方法、およびプログラム Active JP6625165B2 (ja)

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KR102880112B1 (ko) * 2020-03-04 2025-11-03 에스케이하이닉스 주식회사 이미지 센싱 장치 및 그의 동작 방법

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001189944A (ja) 1999-12-28 2001-07-10 Sony Corp 撮像装置
US7054501B1 (en) 2000-11-14 2006-05-30 Eastman Kodak Company Estimating noise for a digital image utilizing updated statistics
JP4170767B2 (ja) 2001-04-19 2008-10-22 株式会社東芝 画像処理装置
JP4649781B2 (ja) 2001-06-20 2011-03-16 ソニー株式会社 画像処理方法および装置
US6858010B2 (en) 2003-05-06 2005-02-22 Siemens Medical Solutions Usa, Inc. Identifying clinical markers in spatial compounding ultrasound imaging
US7822285B2 (en) * 2004-05-20 2010-10-26 Omnivision Technologies, Inc. Methods and systems for locally adaptive image processing filters
KR100721543B1 (ko) 2005-10-11 2007-05-23 (주) 넥스트칩 통계적 정보를 이용하여 노이즈를 제거하는 영상 처리 방법및 시스템
TWI320914B (en) * 2006-07-28 2010-02-21 Via Tech Inc Weight-adjusted apparatus and method thereof
JP4440297B2 (ja) 2007-03-23 2010-03-24 三菱電機株式会社 テレビジョン映像信号のノイズ低減装置およびノイズ低減方法
FR2919943B1 (fr) 2007-08-07 2010-02-26 Dxo Labs Procede de traitement d'objet numerique et systeme associe
KR100872253B1 (ko) 2007-08-23 2008-12-05 삼성전기주식회사 이미지 센서에 의해 생성된 이미지의 노이즈 제거 방법
KR101303660B1 (ko) * 2007-10-01 2013-09-04 삼성전자주식회사 잡음제거를 고려한 선명도 향상 방법 및 장치 그리고 잡음가중치 계산 방법 및 장치
KR101481551B1 (ko) 2008-06-03 2015-01-13 엘지전자 주식회사 영상 노이즈 제거 장치 및 방법
US8139650B2 (en) * 2008-08-07 2012-03-20 California Institute Of Technology Fast noise reduction in digital images and video
JP2010153969A (ja) 2008-12-24 2010-07-08 Sanyo Electric Co Ltd 撮像装置
WO2010086973A1 (ja) * 2009-01-28 2010-08-05 富士通株式会社 画像処理装置、画像処理プログラムおよび画像処理方法
WO2010127241A2 (en) 2009-04-30 2010-11-04 The Regents Of The University Of California System and methods for fast implementation of equally-sloped tomography
TWI399079B (zh) 2009-09-18 2013-06-11 Altek Corp Noise Suppression Method for Digital Image
TWI393073B (zh) * 2009-09-21 2013-04-11 Pixart Imaging Inc 影像雜訊濾除方法
TWI390466B (zh) * 2009-09-21 2013-03-21 Pixart Imaging Inc 影像雜訊濾除方法
JP5289288B2 (ja) 2009-11-27 2013-09-11 三菱電機株式会社 ノイズ除去装置及びノイズ除去方法
KR101674078B1 (ko) 2009-12-16 2016-11-08 삼성전자 주식회사 블록 기반의 영상 잡음 제거 방법 및 장치
US8885961B2 (en) * 2010-09-07 2014-11-11 Siemens Aktiengesellschaft System and method for image denoising optimizing object curvature
JP5517883B2 (ja) 2010-10-20 2014-06-11 キヤノン株式会社 画像処理装置及び画像処理方法
US8928813B2 (en) 2010-10-28 2015-01-06 Microsoft Corporation Methods and apparatus for reducing structured noise in video
US20120281923A1 (en) 2011-05-02 2012-11-08 Yeda Research And Development Co., Ltd. Device, system, and method of image processing utilizing non-uniform image patch recurrence
WO2012167711A1 (en) 2011-06-10 2012-12-13 Mediatek Inc. Method and apparatus of scalable video coding
US9262815B2 (en) * 2012-03-29 2016-02-16 Nikon Corporation Algorithm for minimizing latent sharp image cost function and point spread function cost function with a spatial mask in a regularization term
KR101910870B1 (ko) 2012-06-29 2018-10-24 삼성전자 주식회사 잡음 제거 장치, 시스템 및 방법
CN103686194B (zh) 2012-09-05 2017-05-24 北京大学 基于非局部均值的视频去噪方法和装置
JP6253331B2 (ja) * 2012-10-25 2017-12-27 キヤノン株式会社 画像処理装置及び画像処理方法
JP6362333B2 (ja) 2013-02-14 2018-07-25 キヤノン株式会社 画像処理装置、画像処理方法、およびプログラム
JP6161326B2 (ja) 2013-02-27 2017-07-12 キヤノン株式会社 画像処理装置、画像処理方法、及びプログラム
US9576346B2 (en) * 2015-03-24 2017-02-21 Intel Corporation Non-local means image denoising with an adaptive directional spatial filter

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US11282173B2 (en) 2022-03-22
JP2018166331A (ja) 2018-10-25
JP2019176532A (ja) 2019-10-10
US20200074597A1 (en) 2020-03-05
JP6780073B2 (ja) 2020-11-04

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