JP2011510561A5 - - Google Patents

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JP2011510561A5
JP2011510561A5 JP2010543123A JP2010543123A JP2011510561A5 JP 2011510561 A5 JP2011510561 A5 JP 2011510561A5 JP 2010543123 A JP2010543123 A JP 2010543123A JP 2010543123 A JP2010543123 A JP 2010543123A JP 2011510561 A5 JP2011510561 A5 JP 2011510561A5
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picture
threshold
sparsity
filtering
value
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JP2010543123A
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JP5357898B2 (ja
JP2011510561A (ja
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Priority claimed from PCT/US2009/000171 external-priority patent/WO2009091521A2/en
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JP2010543123A 2008-01-14 2009-01-12 多格子スパーシティベースフィルタリングを使用するアーチファクト除去フィルタリングのための方法および装置 Expired - Fee Related JP5357898B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US2094008P 2008-01-14 2008-01-14
US61/020,940 2008-01-14
PCT/US2009/000171 WO2009091521A2 (en) 2008-01-14 2009-01-12 Methods and apparatus for de-artifact filtering using multi-lattice sparsity-based filtering

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JP2013180327A Division JP2013258765A (ja) 2008-01-14 2013-08-30 多格子スパーシティベースフィルタリングを使用するアーチファクト除去フィルタリングのための方法および装置

Publications (3)

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JP2011510561A JP2011510561A (ja) 2011-03-31
JP2011510561A5 true JP2011510561A5 (https=) 2012-03-01
JP5357898B2 JP5357898B2 (ja) 2013-12-04

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JP2010543123A Expired - Fee Related JP5357898B2 (ja) 2008-01-14 2009-01-12 多格子スパーシティベースフィルタリングを使用するアーチファクト除去フィルタリングのための方法および装置
JP2013180327A Pending JP2013258765A (ja) 2008-01-14 2013-08-30 多格子スパーシティベースフィルタリングを使用するアーチファクト除去フィルタリングのための方法および装置

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Country Status (7)

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US (1) US20100272191A1 (https=)
EP (1) EP2229782A2 (https=)
JP (2) JP5357898B2 (https=)
KR (1) KR20100103822A (https=)
CN (1) CN101911704A (https=)
BR (1) BRPI0906481A2 (https=)
WO (1) WO2009091521A2 (https=)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10123050B2 (en) * 2008-07-11 2018-11-06 Qualcomm Incorporated Filtering video data using a plurality of filters
CN102292990B (zh) * 2008-11-25 2016-10-05 汤姆森特许公司 对视频编码和解码进行基于稀疏性的去伪像滤波的方法和装置
JP2010278668A (ja) * 2009-05-27 2010-12-09 Sony Corp 符号化装置及び符号化方法、並びに復号装置及び復号方法
JP5359657B2 (ja) 2009-07-31 2013-12-04 ソニー株式会社 画像符号化装置および方法、記録媒体、並びにプログラム
JP5604825B2 (ja) * 2009-08-19 2014-10-15 ソニー株式会社 画像処理装置および方法
JP2011151431A (ja) * 2009-12-25 2011-08-04 Sony Corp 画像処理装置および方法
CN103262532B (zh) * 2010-07-19 2018-03-09 杜比实验室特许公司 用于经采样复用的图像和视频数据的增强方法
JP5563403B2 (ja) * 2010-08-12 2014-07-30 日本電信電話株式会社 映像符号化方法，映像復号方法，映像符号化装置，映像復号装置およびそれらのプログラム
KR101663764B1 (ko) * 2010-08-26 2016-10-07 에스케이 텔레콤주식회사 인트라 예측을 이용한 부호화 및 복호화 장치와 방법
US8964853B2 (en) 2011-02-23 2015-02-24 Qualcomm Incorporated Multi-metric filtering
WO2012142966A1 (en) * 2011-04-21 2012-10-26 Mediatek Inc. Method and apparatus for improved in-loop filtering
US9210426B2 (en) 2011-06-30 2015-12-08 Mitsubishi Electric Corporation Image coding device, image decoding device, image coding method, and image decoding method
JP2014082639A (ja) * 2012-10-16 2014-05-08 Canon Inc 画像符号化装置およびその方法
GB2516221A (en) 2013-07-01 2015-01-21 Barco Nv Method and processor for streaming video processing
US10049683B2 (en) 2013-10-21 2018-08-14 Dolby International Ab Audio encoder and decoder
US9747673B2 (en) 2014-11-05 2017-08-29 Dolby Laboratories Licensing Corporation Systems and methods for rectifying image artifacts
EP3151559A1 (en) * 2015-09-29 2017-04-05 Thomson Licensing Method for coding and decoding a plurality of picture blocks and corresponding devices
US9633416B1 (en) * 2015-12-26 2017-04-25 Intel Corporation Adaptive control for denoise filtering
IL262845B (en) * 2016-05-16 2022-08-01 Numeri Ltd A new pyramid algorithm for video compression and video analysis
WO2018105579A1 (ja) * 2016-12-09 2018-06-14 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
CN114469019B (zh) * 2022-04-14 2022-06-21 剑博微电子(深圳)有限公司 脉搏波信号的滤波方法、装置和计算机设备
TWI832721B (zh) 2023-03-08 2024-02-11 國立清華大學 影像的稀疏邊緣編碼及解碼方法

Family Cites Families (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4665436A (en) * 1985-12-20 1987-05-12 Osborne Joseph A Narrow bandwidth signal transmission
US5031104A (en) * 1988-12-05 1991-07-09 Sumitomo Electric Industries, Ltd. Adaptive in-vehicle route guidance system
AU657744B2 (en) * 1991-02-04 1995-03-23 Dolby Laboratories Licensing Corporation Storage medium and apparatus and method for recovering information from such medium by oversampling
KR0141824B1 (ko) * 1991-12-23 1998-07-15 구자홍 가변길이의 적응 영상 압축 방법 및 장치
JPH07283971A (ja) * 1994-04-08 1995-10-27 Sony Corp ノイズリデューサ
JP2813548B2 (ja) * 1994-06-28 1998-10-22 松下電器産業株式会社 条件付フィルタの自動閾値設定方法及びその復号方法
US5852800A (en) * 1995-10-20 1998-12-22 Liquid Audio, Inc. Method and apparatus for user controlled modulation and mixing of digitally stored compressed data
KR100243225B1 (ko) * 1997-07-16 2000-02-01 윤종용 블록화효과 및 링잉잡음 감소를 위한 신호적응필터링방법 및신호적응필터
US7239755B1 (en) * 1997-07-30 2007-07-03 Lg Electronics Inc. Method of reducing a blocking artifact when coding moving picture
US6122407A (en) * 1997-12-19 2000-09-19 Electronics For Imaging, Inc. Method and apparatus for producing threshold arrays using variance minimization and sparse image calculations
RU2154918C1 (ru) * 1998-08-01 2000-08-20 Самсунг Электроникс Ко., Лтд. Способ и устройство для цикл-фильтрации данных изображения
US6211515B1 (en) * 1998-10-19 2001-04-03 Raytheon Company Adaptive non-uniformity compensation using feedforward shunting and wavelet filter
US6466624B1 (en) * 1998-10-28 2002-10-15 Pixonics, Llc Video decoder with bit stream based enhancements
US6535643B1 (en) * 1998-11-03 2003-03-18 Lg Electronics Inc. Method for recovering compressed motion picture for eliminating blocking artifacts and ring effects and apparatus therefor
JP2000215317A (ja) * 1998-11-16 2000-08-04 Sony Corp 画像処理方法及び画像処理装置
US6625325B2 (en) * 1998-12-16 2003-09-23 Eastman Kodak Company Noise cleaning and interpolating sparsely populated color digital image using a variable noise cleaning kernel
US6795586B1 (en) * 1998-12-16 2004-09-21 Eastman Kodak Company Noise cleaning and interpolating sparsely populated color digital image
US7203234B1 (en) * 2000-03-31 2007-04-10 Sharp Laboratories Of America, Inc. Method of directional filtering for post-processing compressed video
US6671374B1 (en) * 2000-08-03 2003-12-30 Globespanvirata, Inc. Adaptive filter for echo cancellation, method for operating an adaptive filter for echo cancellation, an article of manufacture for determining tap weights and a length for an adaptive filter for echo cancellation and a computer implemented control system for determining tap weights and a length for an adaptive filter for echo cancellation
US7450641B2 (en) * 2001-09-14 2008-11-11 Sharp Laboratories Of America, Inc. Adaptive filtering based upon boundary strength
US6993191B2 (en) * 2001-05-04 2006-01-31 Pts Corporation Methods and apparatus for removing compression artifacts in video sequences
US6968006B1 (en) * 2001-06-05 2005-11-22 At&T Corp. Method of content adaptive video decoding
US7003173B2 (en) * 2001-06-12 2006-02-21 Sharp Laboratories Of America, Inc. Filter for combined de-ringing and edge sharpening
KR100525785B1 (ko) * 2001-06-15 2005-11-03 엘지전자 주식회사 이미지 화소 필터링 방법
US7003174B2 (en) * 2001-07-02 2006-02-21 Corel Corporation Removal of block encoding artifacts
US8386303B2 (en) * 2001-11-02 2013-02-26 Jerry L. McKinney Sparse data environmental equipment threshold compliance alarm system and method
EP1333681A3 (en) * 2002-01-31 2004-12-08 Samsung Electronics Co., Ltd. Filtering method and apparatus for reducing block artifacts or ringing noise
US7953193B2 (en) * 2002-03-28 2011-05-31 Broadcom Corporation Sparse channel equalization
AU2003238771A1 (en) * 2002-05-29 2003-12-19 Simon Butler Predictive interpolation of a video signal
MXPA04002265A (es) * 2002-07-11 2004-06-29 Matsushita Electric Ind Co Ltd Metodo de determinacion de resistencia de filtracion, metodo de codificacion de pelicula y metodo de decodificacion de pelicula.
AU2003281133A1 (en) * 2002-07-15 2004-02-02 Hitachi, Ltd. Moving picture encoding method and decoding method
US6807317B2 (en) * 2002-10-25 2004-10-19 Motorola, Inc. Method and decoder system for reducing quantization effects of a decoded image
ATE428997T1 (de) * 2002-11-15 2009-05-15 Qualcomm Inc Vorrichtung und verfahren zur mehrfachbeschreibungskodierung
US7227901B2 (en) * 2002-11-21 2007-06-05 Ub Video Inc. Low-complexity deblocking filter
US7463688B2 (en) * 2003-01-16 2008-12-09 Samsung Electronics Co., Ltd. Methods and apparatus for removing blocking artifacts of MPEG signals in real-time video reception
US7995849B2 (en) * 2003-03-17 2011-08-09 Qualcomm, Incorporated Method and apparatus for improving video quality of low bit-rate video
US7792194B2 (en) * 2003-04-10 2010-09-07 Lefan Zhong MPEG artifacts post-processed filtering architecture
US7362810B2 (en) * 2003-05-13 2008-04-22 Sigmatel, Inc. Post-filter for deblocking and deringing of video data
US7352909B2 (en) * 2003-06-02 2008-04-01 Seiko Epson Corporation Weighted overcomplete de-noising
US7403568B2 (en) * 2003-08-13 2008-07-22 Apple Inc. Pre-processing method and system for data reduction of video sequences and bit rate reduction of compressed video sequences using temporal filtering
US7599435B2 (en) * 2004-01-30 2009-10-06 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video frame encoding and decoding
US7397854B2 (en) * 2004-04-29 2008-07-08 Mediatek Incorporation Adaptive de-blocking filtering apparatus and method for MPEG video decoder
US7460596B2 (en) * 2004-04-29 2008-12-02 Mediatek Incorporation Adaptive de-blocking filtering apparatus and method for MPEG video decoder
US7822285B2 (en) * 2004-05-20 2010-10-26 Omnivision Technologies, Inc. Methods and systems for locally adaptive image processing filters
NO322722B1 (no) * 2004-10-13 2006-12-04 Tandberg Telecom As Fremgangsmate for videokoding gjennom reduksjon av blokkartefakter
US7136536B2 (en) * 2004-12-22 2006-11-14 Telefonaktiebolaget L M Ericsson (Publ) Adaptive filter
KR100746007B1 (ko) * 2005-04-19 2007-08-06 삼성전자주식회사 엔트로피 코딩의 컨텍스트 모델을 적응적으로 선택하는방법 및 비디오 디코더
US7760805B2 (en) * 2005-05-31 2010-07-20 Hewlett-Packard Development Company, L.P. Method of enhancing images extracted from video
US7804896B2 (en) * 2005-09-19 2010-09-28 Intel Corporation Content adaptive noise reduction filtering for image signals
US8537903B2 (en) * 2005-09-23 2013-09-17 Entropic Communications, Inc. De-blocking and de-ringing systems and methods
KR100668346B1 (ko) * 2005-10-04 2007-01-12 삼성전자주식회사 멀티 코덱용 필터링 장치 및 방법
US7911538B2 (en) * 2006-04-06 2011-03-22 Samsung Electronics Co., Ltd. Estimation of block artifact strength based on edge statistics
US7974340B2 (en) * 2006-04-07 2011-07-05 Microsoft Corporation Adaptive B-picture quantization control
US7995649B2 (en) * 2006-04-07 2011-08-09 Microsoft Corporation Quantization adjustment based on texture level
US8130828B2 (en) * 2006-04-07 2012-03-06 Microsoft Corporation Adjusting quantization to preserve non-zero AC coefficients
JP5002286B2 (ja) * 2006-04-27 2012-08-15 キヤノン株式会社 画像符号化装置、画像符号化方法、プログラム及び記憶媒体
US8711925B2 (en) * 2006-05-05 2014-04-29 Microsoft Corporation Flexible quantization
CN105430398B (zh) * 2006-11-08 2019-06-28 汤姆逊许可证公司 用于环内去伪影滤波的方法和设备
US20100118981A1 (en) * 2007-06-08 2010-05-13 Thomson Licensing Method and apparatus for multi-lattice sparsity-based filtering
US20100128803A1 (en) * 2007-06-08 2010-05-27 Oscar Divorra Escoda Methods and apparatus for in-loop de-artifacting filtering based on multi-lattice sparsity-based filtering
US8189933B2 (en) * 2008-03-31 2012-05-29 Microsoft Corporation Classifying and controlling encoding quality for textured, dark smooth and smooth video content
HUE053687T2 (hu) * 2009-07-07 2021-07-28 Interdigital Vc Holdings Inc Eljárások és berendezések kollaboratív partíciókódolásra tartományalapú szûrõkhöz

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