JP2008508751A - 符号化された画像信号に関する適応型３ｄ虚構映像削減のための装置および方法 - Google Patents

符号化された画像信号に関する適応型３ｄ虚構映像削減のための装置および方法 Download PDF

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JP2008508751A
JP2008508751A JP2007522891A JP2007522891A JP2008508751A JP 2008508751 A JP2008508751 A JP 2008508751A JP 2007522891 A JP2007522891 A JP 2007522891A JP 2007522891 A JP2007522891 A JP 2007522891A JP 2008508751 A JP2008508751 A JP 2008508751A
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signal
image
noise
fictitious
pixel
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JP2008508751A5 (https=
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ディン チョン タム レ
ハ ド ヴィエト
ニョク ラン ニュエン
デュオン テュアン ニュエン
サン ヒエン ニュエン シ
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アルゴリス インコーポレイテッド
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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
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • 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
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • 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
    • G06T2207/20182—Noise reduction or smoothing in the temporal domain; Spatio-temporal filtering
    • 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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2007522891A 2004-07-30 2005-07-29 符号化された画像信号に関する適応型３ｄ虚構映像削減のための装置および方法 Pending JP2008508751A (ja)

Applications Claiming Priority (2)

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US59214304P 2004-07-30 2004-07-30
PCT/CA2005/001195 WO2006010276A1 (en) 2004-07-30 2005-07-29 Apparatus and method for adaptive 3d artifact reducing for encoded image signal

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JP2008508751A true JP2008508751A (ja) 2008-03-21
JP2008508751A5 JP2008508751A5 (https=) 2012-03-15

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US (1) US7860167B2 (https=)
EP (1) EP1771818A4 (https=)
JP (1) JP2008508751A (https=)
CA (1) CA2616875A1 (https=)
WO (1) WO2006010276A1 (https=)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010081368A (ja) * 2008-09-26 2010-04-08 Toshiba Corp 画像処理装置、動画像復号装置、動画像符号化装置、画像処理方法、動画像復号方法、及び、動画像符号化方法
JP2011029989A (ja) * 2009-07-27 2011-02-10 Canon Inc ノイズ低減装置及びノイズ低減方法
JP2012039482A (ja) * 2010-08-09 2012-02-23 Fujitsu Toshiba Mobile Communications Ltd 画像処理装置および画像処理方法
WO2013062259A1 (ko) * 2011-10-26 2013-05-02 한국표준과학연구원 비침습적 심근 전기활동 매핑 방법
JP2021119491A (ja) * 2016-01-29 2021-08-12 インテュイティブ サージカル オペレーションズ， インコーポレイテッド 光レベル適応フィルタ及び方法

Families Citing this family (77)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7724827B2 (en) 2003-09-07 2010-05-25 Microsoft Corporation Multi-layer run level encoding and decoding
US7515763B1 (en) * 2004-04-29 2009-04-07 University Of Rochester Image denoising based on wavelets and multifractals for singularity detection and multiscale anisotropic diffusion
US7511769B2 (en) * 2005-04-19 2009-03-31 Texas Instruments Incorporated Interframe noise reduction for video
KR100746022B1 (ko) * 2005-06-14 2007-08-06 삼성전자주식회사 서브픽셀 움직임 추정시 모델 스위칭을 통한 압축 효율을증가시키는 인코딩 방법 및 장치
US7570309B2 (en) * 2005-09-27 2009-08-04 Samsung Electronics Co., Ltd. Methods for adaptive noise reduction based on global motion estimation
US7821578B2 (en) 2006-04-07 2010-10-26 Marvell World Trade Ltd. Reconfigurable self-calibrating adaptive noise reducer
GB2438659B (en) * 2006-06-02 2011-03-23 Tandberg Television Asa Recursive filtering of a video image using activity mapping
KR20070116738A (ko) * 2006-06-06 2007-12-11 소니 가부시끼 가이샤 영상 신호 처리 방법, 영상 신호 처리 방법의 프로그램,영상 신호 처리 방법의 프로그램을 기록한 기록 매체 및영상 신호 처리 장치
US7778482B2 (en) 2006-07-19 2010-08-17 Trident Microsystems (Far East) Ltd. Method and system for reducing mosquito noise in a digital image
US8442344B2 (en) * 2006-08-07 2013-05-14 Qualcomm Incorporated Adaptive spatial image filter for filtering image information
US7894668B1 (en) * 2006-09-28 2011-02-22 Fonar Corporation System and method for digital image intensity correction
EP1909227B1 (en) * 2006-10-03 2018-06-27 Vestel Elektronik Sanayi ve Ticaret A.S. Method of and apparatus for minimizing ringing artifacts in an input image
US8542726B2 (en) * 2006-10-17 2013-09-24 Microsoft Corporation Directional and motion-compensated discrete cosine transformation
US7952646B2 (en) * 2006-12-27 2011-05-31 Intel Corporation Method and apparatus for content adaptive spatial-temporal motion adaptive noise reduction
CN101578868B (zh) * 2006-12-28 2012-11-07 汤姆逊许可证公司 一种视频处理数字视频内容的方法，装置及视频编码器
US8233548B2 (en) * 2007-05-09 2012-07-31 Panasonic Corporation Noise reduction device and noise reduction method of compression coded image
EP2018042A3 (en) * 2007-05-24 2010-09-29 Sony Corporation Video signal processing
JP2008294696A (ja) * 2007-05-24 2008-12-04 Sony Corp 映像信号処理方法、映像信号処理方法のプログラム、映像信号処理方法のプログラムを記録した記録媒体及び映像信号処理装置
US7876957B2 (en) * 2007-05-31 2011-01-25 Aptina Imaging Corporation Methods and apparatuses that reduce noise in image signals
JP5034003B2 (ja) * 2007-06-25 2012-09-26 オリンパス株式会社 画像処理装置
US8405780B1 (en) 2007-08-22 2013-03-26 Adobe Systems Incorporated Generating a clean reference image
KR101303667B1 (ko) * 2007-08-28 2013-09-04 삼성전자주식회사 의사 윤곽을 탐지 및 제거하는 방법 및 장치, 픽셀의 윤곽여부를 확인하는 방법 및 장치 그리고 심플리시티를계산하는 방법 및 장치
US9131213B2 (en) 2007-09-07 2015-09-08 Evertz Microsystems Ltd. Method of generating a blockiness indicator for a video signal
US8238687B1 (en) * 2008-01-09 2012-08-07 Helwett-Packard Development Company, L.P. Local contrast enhancement of images
US8731062B2 (en) * 2008-02-05 2014-05-20 Ntt Docomo, Inc. Noise and/or flicker reduction in video sequences using spatial and temporal processing
US8200022B2 (en) * 2008-03-24 2012-06-12 Verint Systems Ltd. Method and system for edge detection
US8238675B2 (en) * 2008-03-24 2012-08-07 Microsoft Corporation Spectral information recovery for compressed image restoration with nonlinear partial differential equation regularization
US8031946B2 (en) * 2008-03-27 2011-10-04 Texas Instruments Incorporated Reduced calculations in determining intra-prediction type method and system
WO2009147535A1 (en) * 2008-06-06 2009-12-10 Tessera Technologies Hungary Kft. Techniques for reducing noise while preserving contrast in an image
JP5233014B2 (ja) 2008-09-09 2013-07-10 マーベル ワールド トレード リミテッド 方法および装置
US8081821B1 (en) 2008-09-16 2011-12-20 Adobe Systems Incorporated Chroma keying
US8553783B2 (en) 2008-12-29 2013-10-08 Stmicroelectronics Asia Pacific Pte Ltd. Apparatus and method of motion detection for temporal mosquito noise reduction in video sequences
TWI422228B (zh) * 2009-01-15 2014-01-01 Silicon Integrated Sys Corp 去方塊濾波方法及影像處理裝置
TWI390467B (zh) * 2009-01-23 2013-03-21 Silicon Integrated Sys Corp 動態雜訊濾波裝置及西格瑪濾波方法
CN101795352B (zh) * 2009-02-03 2013-09-18 矽统科技股份有限公司 动态噪声滤波装置及西格玛滤波方法
KR101699837B1 (ko) * 2009-02-10 2017-01-25 래티스세미컨덕터코퍼레이션 블록 노이즈 검출 및 필터링
US8237868B2 (en) * 2009-03-30 2012-08-07 Sharp Laboratories Of America, Inc. Systems and methods for adaptive spatio-temporal filtering for image and video upscaling, denoising and sharpening
US8363974B2 (en) * 2009-07-21 2013-01-29 Qualcomm Incorporated Block artifact reducer
TWI393073B (zh) * 2009-09-21 2013-04-11 Pixart Imaging Inc 影像雜訊濾除方法
JP2011139208A (ja) * 2009-12-28 2011-07-14 Sony Corp 画像処理装置および方法
US8885969B2 (en) * 2010-03-29 2014-11-11 Sony Corporation Method and apparatus for detecting coding artifacts in an image
US8660174B2 (en) * 2010-06-15 2014-02-25 Mediatek Inc. Apparatus and method of adaptive offset for video coding
KR101696918B1 (ko) 2010-05-11 2017-01-23 톰슨 라이센싱 3차원 비디오를 위한 컴포트 노이즈 및 필름 그레인 처리
WO2012014021A1 (en) 2010-07-28 2012-02-02 Marvell World Trade Ltd. Block compression artifact detection in digital video signals
US8787443B2 (en) 2010-10-05 2014-07-22 Microsoft Corporation Content adaptive deblocking during video encoding and decoding
US9055305B2 (en) 2011-01-09 2015-06-09 Mediatek Inc. Apparatus and method of sample adaptive offset for video coding
US8503792B2 (en) * 2010-12-17 2013-08-06 Sony Corporation Patch description and modeling for image subscene recognition
US8879000B2 (en) * 2010-12-22 2014-11-04 Broadcom Corporation Method and system for detecting analog noise in the presence of mosquito noise
US8879841B2 (en) * 2011-03-01 2014-11-04 Fotonation Limited Anisotropic denoising method
US9042458B2 (en) 2011-04-01 2015-05-26 Microsoft Technology Licensing, Llc Multi-threaded implementations of deblock filtering
TWI439124B (zh) * 2011-04-11 2014-05-21 Mstar Semiconductor Inc 應用於影像串流的濾波器
CN102752481B (zh) * 2011-04-18 2015-09-09 晨星软件研发(深圳)有限公司 应用于影像串流的滤波器
US8903189B2 (en) 2011-07-20 2014-12-02 Stmicroelectronics (Grenoble 2) Sas Image processing method
FR2978274B1 (fr) * 2011-07-20 2013-08-30 St Microelectronics Grenoble 2 Procede de traitement differencie de zones d'une image
US9299131B2 (en) * 2011-08-22 2016-03-29 Nec Corporation Noise reduction apparatus, noise reduction method, and computer-readable storage medium
US8780225B2 (en) * 2011-10-12 2014-07-15 Apple Inc. Use of noise-optimized selection criteria to calculate scene white points
EP2835963B1 (en) * 2012-04-04 2017-03-22 Mitsubishi Electric Corporation Image processing device and method, and image processing program
US9326008B2 (en) * 2012-04-10 2016-04-26 Google Inc. Noise reduction for image sequences
US9129185B1 (en) * 2012-05-21 2015-09-08 The Boeing Company System and method for reducing image clutter
US8761539B2 (en) 2012-07-10 2014-06-24 Sharp Laboratories Of America, Inc. System for high ambient image enhancement
US9305332B2 (en) 2013-03-15 2016-04-05 Samsung Electronics Company, Ltd. Creating details in an image with frequency lifting
US9536288B2 (en) * 2013-03-15 2017-01-03 Samsung Electronics Co., Ltd. Creating details in an image with adaptive frequency lifting
US9349188B2 (en) 2013-03-15 2016-05-24 Samsung Electronics Co., Ltd. Creating details in an image with adaptive frequency strength controlled transform
GB2513112B (en) * 2013-04-08 2020-01-08 Snell Advanced Media Ltd Video sequence processing
US9118932B2 (en) * 2013-06-14 2015-08-25 Nvidia Corporation Adaptive filtering mechanism to remove encoding artifacts in video data
GB2516110B (en) * 2013-07-12 2020-01-08 Barco Nv Guided image filtering for image content
US9652829B2 (en) 2015-01-22 2017-05-16 Samsung Electronics Co., Ltd. Video super-resolution by fast video segmentation for boundary accuracy control
WO2019026389A1 (ja) * 2017-08-02 2019-02-07 ソニー株式会社 情報処理装置、情報処理方法、及び記録媒体
US11308584B2 (en) 2017-12-04 2022-04-19 Google Llc Method and apparatus for denoising video content
EP3543791A1 (en) 2018-03-23 2019-09-25 ASML Netherlands B.V. Method of metrology and associated apparatuses
CN109034098A (zh) * 2018-08-13 2018-12-18 明世中 App参数设置平台
EP3629240B1 (en) * 2018-09-07 2023-08-23 Panasonic Intellectual Property Corporation of America Generative adversarial networks for local noise removal from an image
TWI692970B (zh) * 2018-10-22 2020-05-01 瑞昱半導體股份有限公司 影像處理電路及相關的影像處理方法
US11798136B2 (en) 2021-06-10 2023-10-24 Bank Of America Corporation Automated teller machine for detecting security vulnerabilities based on document noise removal
US11864099B2 (en) 2021-10-22 2024-01-02 T-Mobile Innovations Llc Unified data repository (UDR) access across wireless communication networks
US12382379B2 (en) 2021-11-29 2025-08-05 T-Mobile Innovations Llc Network exposure function (NEF) slice in a wireless communication network
CN119487549A (zh) * 2022-07-04 2025-02-18 字节跳动有限公司 用于视频处理的方法、装置和介质

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07231450A (ja) * 1994-02-04 1995-08-29 At & T Corp 動画画像信号系列中のアーティファクトを削減するためのフィルタ装置及び方法
JPH09130648A (ja) * 1995-10-27 1997-05-16 Toshiba Corp 動画像信号処理装置
JP2002010106A (ja) * 2000-06-22 2002-01-11 Matsushita Electric Ind Co Ltd ノイズ低減装置、ノイズ低減方法およびノイズ低減プログラムを記録した媒体
JP2002238049A (ja) * 2000-11-27 2002-08-23 Sony Internatl Europ Gmbh 符号化歪み低減方法
JP2002252793A (ja) * 2000-12-21 2002-09-06 Matsushita Electric Ind Co Ltd ノイズ除去装置およびノイズ除去方法
WO2004014084A1 (en) * 2002-07-31 2004-02-12 Koninklijke Philips Electronics N.V. Dynamic detection of blocking artefacts
US20040120597A1 (en) * 2001-06-12 2004-06-24 Le Dinh Chon Tam Apparatus and method for adaptive spatial segmentation-based noise reducing for encoded image signal

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6064776A (en) * 1995-10-27 2000-05-16 Kabushiki Kaisha Toshiba Image processing apparatus
US6389177B1 (en) * 1996-07-02 2002-05-14 Apple Computer, Inc. System and method using edge processing to remove blocking artifacts from decompressed images
US6188799B1 (en) 1997-02-07 2001-02-13 Matsushita Electric Industrial Co., Ltd. Method and apparatus for removing noise in still and moving pictures
WO2000070548A1 (en) 1999-05-14 2000-11-23 Trustees Of Boston University Image artifact reduction using maximum likelihood parameter estimation
US6983079B2 (en) * 2001-09-20 2006-01-03 Seiko Epson Corporation Reducing blocking and ringing artifacts in low-bit-rate coding
US7139437B2 (en) 2002-11-12 2006-11-21 Eastman Kodak Company Method and system for removing artifacts in compressed images

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07231450A (ja) * 1994-02-04 1995-08-29 At & T Corp 動画画像信号系列中のアーティファクトを削減するためのフィルタ装置及び方法
JPH09130648A (ja) * 1995-10-27 1997-05-16 Toshiba Corp 動画像信号処理装置
JP2002010106A (ja) * 2000-06-22 2002-01-11 Matsushita Electric Ind Co Ltd ノイズ低減装置、ノイズ低減方法およびノイズ低減プログラムを記録した媒体
JP2002238049A (ja) * 2000-11-27 2002-08-23 Sony Internatl Europ Gmbh 符号化歪み低減方法
JP2002252793A (ja) * 2000-12-21 2002-09-06 Matsushita Electric Ind Co Ltd ノイズ除去装置およびノイズ除去方法
US20040120597A1 (en) * 2001-06-12 2004-06-24 Le Dinh Chon Tam Apparatus and method for adaptive spatial segmentation-based noise reducing for encoded image signal
WO2004014084A1 (en) * 2002-07-31 2004-02-12 Koninklijke Philips Electronics N.V. Dynamic detection of blocking artefacts

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CSNJ200510014099; 久光秀明、荒川薫: '動画像の局所的性質を考慮した適応時空間動き補償epsilon-フィルタ' 電子情報通信学会２００４年総合大会講演論文集 情報・システム２ , 20040308, ｐ．９９ *
JPN6011036326; 久光秀明、荒川薫: '動画像の局所的性質を考慮した適応時空間動き補償epsilon-フィルタ' 電子情報通信学会２００４年総合大会講演論文集 情報・システム２ , 20040308, ｐ．９９ *

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JP2010081368A (ja) * 2008-09-26 2010-04-08 Toshiba Corp 画像処理装置、動画像復号装置、動画像符号化装置、画像処理方法、動画像復号方法、及び、動画像符号化方法
JP2011029989A (ja) * 2009-07-27 2011-02-10 Canon Inc ノイズ低減装置及びノイズ低減方法
JP2012039482A (ja) * 2010-08-09 2012-02-23 Fujitsu Toshiba Mobile Communications Ltd 画像処理装置および画像処理方法
WO2013062259A1 (ko) * 2011-10-26 2013-05-02 한국표준과학연구원 비침습적 심근 전기활동 매핑 방법
JP2021119491A (ja) * 2016-01-29 2021-08-12 インテュイティブ サージカル オペレーションズ， インコーポレイテッド 光レベル適応フィルタ及び方法
US11704774B2 (en) 2016-01-29 2023-07-18 Intuitive Surgical Operations, Inc. Light level adaptive filter and method

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