MY136053A - Deblocking filter conditioned on pixel brightness - Google Patents

Deblocking filter conditioned on pixel brightness

Info

Publication number
MY136053A
MY136053A MYPI20031639A MYPI20031639A MY136053A MY 136053 A MY136053 A MY 136053A MY PI20031639 A MYPI20031639 A MY PI20031639A MY PI20031639 A MYPI20031639 A MY PI20031639A MY 136053 A MY136053 A MY 136053A
Authority
MY
Malaysia
Prior art keywords
brightness
pixel
deblocking filter
block
encoder
Prior art date
Application number
MYPI20031639A
Inventor
Cristina Gomila
Jill Macdonald Boyce
Original Assignee
Thomson Licensing Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson Licensing Sa filed Critical Thomson Licensing Sa
Publication of MY136053A publication Critical patent/MY136053A/en

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Classifications

    • 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
    • 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
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/10—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
    • H04N19/182—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 a pixel
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

AN ENCODER (100), DECODER (200, 300), AND CORRESPONDING METHOD (400) ARE DISCLOSED FOR ENCODING PIXEL DATA AS A PLURALITY OF BLOCK TRANSFORM COEFFICIENTS AND DECODING ENCODED BLOCK TRANSFORM COEFFICIENTS TO PROVIDE RECONSTRUCTED PIXEL DATA, THE ENCODER AND/OR DECODER INCLUDES A CONDITIONAL DEBLOCKING FILTER (140, 240, 340) FOR FILTERING ONLY BLOCK TRANSITIONS MEETING PRE-SELECTED PIXEL BRIGHTNESS LEVEL CRITERIA, WHERE THE CONDITIONAL DEBLOCKING FILTER METHOD (400) INCLUDES RECEIVING (412) AT LEAST ONE FIRST PIXEL ADJACENT TO A BLOCK TRANSITION, PROVIDING (414) A SIGNAL INDICATIVE OF THE BRIGHTNESS OF THE AT LEAST ONE FIRST PIXEL, COMPARING (416, 418) THE BRIGHTNESS SIGNAL WITH AT LEAST ONE OF AN UPPER BRIGHTNESS THRESHOLD AND A LOWER BRIGHTNESS THRESHOLD, AND CONDITIONALLY FILTERING (426) A PLURALITY OF ADJACENT PIXELS INCLUDING THE FIRST PIXEL AT THE BLOCK TRANSITION IN RESPONSE TO THE BRIGHTNESS COMPARISON.(FIG 4)
MYPI20031639A 2002-05-01 2003-04-30 Deblocking filter conditioned on pixel brightness MY136053A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37706102P 2002-05-01 2002-05-01
US10/364,430 US6907079B2 (en) 2002-05-01 2003-02-11 Deblocking filter conditioned on pixel brightness

Publications (1)

Publication Number Publication Date
MY136053A true MY136053A (en) 2008-08-29

Family

ID=29272972

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20031639A MY136053A (en) 2002-05-01 2003-04-30 Deblocking filter conditioned on pixel brightness

Country Status (11)

Country Link
US (1) US6907079B2 (en)
EP (1) EP1500207B1 (en)
JP (1) JP4518390B2 (en)
KR (1) KR100942628B1 (en)
CN (1) CN100370837C (en)
AU (1) AU2003224957A1 (en)
BR (1) BR0304656A (en)
ES (1) ES2785061T3 (en)
MX (1) MXPA04010857A (en)
MY (1) MY136053A (en)
WO (1) WO2003094498A2 (en)

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6931063B2 (en) * 2001-03-26 2005-08-16 Sharp Laboratories Of America, Inc. Method and apparatus for controlling loop filtering or post filtering in block based motion compensationed video coding
US7319415B2 (en) * 2002-05-01 2008-01-15 Thomson Licensing Chroma deblocking filter
CN100553151C (en) * 2002-11-15 2009-10-21 高通股份有限公司 Apparatus and method for encoding various descriptions
CN100446560C (en) * 2003-01-10 2008-12-24 汤姆森特许公司 Decoder apparatus and method for smoothing artifacts generated during error concealment
EP1588565A1 (en) * 2003-01-20 2005-10-26 Koninklijke Philips Electronics N.V. Video coding
US7995849B2 (en) 2003-03-17 2011-08-09 Qualcomm, Incorporated Method and apparatus for improving video quality of low bit-rate video
KR100936034B1 (en) * 2003-08-11 2010-01-11 삼성전자주식회사 Method for eliminating blocking phenomenon of digital image encoded by block unit and its image reproducing apparatus
EP1536647A1 (en) * 2003-11-26 2005-06-01 STMicroelectronics Limited A video decoding device
US7430329B1 (en) * 2003-11-26 2008-09-30 Vidiator Enterprises, Inc. Human visual system (HVS)-based pre-filtering of video data
US7809061B1 (en) 2004-01-22 2010-10-05 Vidiator Enterprises Inc. Method and system for hierarchical data reuse to improve efficiency in the encoding of unique multiple video streams
US7430336B2 (en) * 2004-05-06 2008-09-30 Qualcomm Incorporated Method and apparatus for image enhancement for low bit rate video compression
US7590059B2 (en) * 2004-05-21 2009-09-15 Broadcom Corp. Multistandard video decoder
US7817726B2 (en) * 2004-05-21 2010-10-19 Broadcom Corporation System and method for automatic filter generation using sampled SINC function with windowed smoothing
JP2006101321A (en) * 2004-09-30 2006-04-13 Toshiba Corp Information processing apparatus and program used in the same apparatus
EP1646243B1 (en) * 2004-09-30 2009-06-24 Kabushiki Kaisha Toshiba Information processing apparatus and program for use in the same
US7792385B2 (en) * 2005-01-25 2010-09-07 Globalfoundries Inc. Scratch pad for storing intermediate loop filter data
US8576924B2 (en) * 2005-01-25 2013-11-05 Advanced Micro Devices, Inc. Piecewise processing of overlap smoothing and in-loop deblocking
CN100345450C (en) * 2005-01-31 2007-10-24 浙江大学 Deblocking filtering method and apparatus of video frequency or image
US7965773B1 (en) 2005-06-30 2011-06-21 Advanced Micro Devices, Inc. Macroblock cache
TWI297994B (en) * 2005-12-08 2008-06-11 Inst Information Industry Encoder, method for adjusting decoding calculation, and computer readable record medium therefor
JP4643437B2 (en) * 2005-12-27 2011-03-02 株式会社東芝 Information processing device
US7636497B1 (en) 2005-12-27 2009-12-22 Advanced Micro Devices, Inc. Video rotation in a media acceleration engine
CN101371585B (en) * 2006-01-09 2014-07-30 汤姆森特许公司 Method and apparatus for providing reduced resolution update mode for multi-view video coding
JP4643454B2 (en) * 2006-01-10 2011-03-02 株式会社東芝 Moving picture decoding apparatus and moving picture decoding method
JP4643453B2 (en) * 2006-01-10 2011-03-02 株式会社東芝 Information processing apparatus and moving picture decoding method for information processing apparatus
JP4649355B2 (en) * 2006-03-27 2011-03-09 富士通株式会社 Block noise detection method and apparatus, and block noise reduction method and apparatus
EP2060122A4 (en) 2006-09-07 2016-04-27 Lg Electronics Inc METHOD AND DEVICE FOR DECODING / ENCODING A VIDEO SIGNAL
CN101711481B (en) * 2006-10-18 2013-01-09 汤姆森特许公司 Method and apparatus for video coding using prediction data refinement
TW200820783A (en) * 2006-10-25 2008-05-01 Realtek Semiconductor Corp Apparatus and method for deblock filtering
US7742524B2 (en) 2006-11-17 2010-06-22 Lg Electronics Inc. Method and apparatus for decoding/encoding a video signal using inter-layer prediction
CN101401430B (en) * 2006-11-17 2012-02-29 Lg电子株式会社 Method and apparatus for decoding/encoding a video signal
WO2008084996A1 (en) * 2007-01-11 2008-07-17 Samsung Electronics Co, . Ltd. Method and apparatus for deblocking-filtering video data
KR100901353B1 (en) * 2007-05-25 2009-06-05 주식회사 코아로직 Image processing apparatus and method
US20100296572A1 (en) * 2007-12-11 2010-11-25 Kumar Ramaswamy Methods and systems for transcoding within the distributiion chain
US20090304085A1 (en) * 2008-06-04 2009-12-10 Novafora, Inc. Adaptive Deblocking Complexity Control Apparatus and Method
US8326075B2 (en) 2008-09-11 2012-12-04 Google Inc. System and method for video encoding using adaptive loop filter
US8861586B2 (en) * 2008-10-14 2014-10-14 Nvidia Corporation Adaptive deblocking in a decoding pipeline
US8867605B2 (en) * 2008-10-14 2014-10-21 Nvidia Corporation Second deblocker in a decoding pipeline
US8724694B2 (en) * 2008-10-14 2014-05-13 Nvidia Corporation On-the spot deblocker in a decoding pipeline
US9179166B2 (en) * 2008-12-05 2015-11-03 Nvidia Corporation Multi-protocol deblock engine core system and method
US8761538B2 (en) * 2008-12-10 2014-06-24 Nvidia Corporation Measurement-based and scalable deblock filtering of image data
CN101778188B (en) * 2009-01-14 2013-01-02 华晶科技股份有限公司 Method for beautifying faces in digital image
JP5597968B2 (en) 2009-07-01 2014-10-01 ソニー株式会社 Image processing apparatus and method, program, and recording medium
KR20110045949A (en) 2009-10-28 2011-05-04 삼성전자주식회사 Image Coding and Decoding Method Using Rotational Transformation
KR20110065092A (en) * 2009-12-09 2011-06-15 삼성전자주식회사 Image Coding and Decoding Method Using Rotational Transformation
WO2011152425A1 (en) * 2010-06-03 2011-12-08 シャープ株式会社 Filter device, image decoding device, image encoding device, and filter parameter data structure
WO2012050832A1 (en) 2010-09-28 2012-04-19 Google Inc. Systems and methods utilizing efficient video compression techniques for providing static image data
EP2606648A1 (en) 2010-10-05 2013-06-26 General instrument Corporation Coding and decoding utilizing adaptive context model selection with zigzag scan
US9930366B2 (en) * 2011-01-28 2018-03-27 Qualcomm Incorporated Pixel level adaptive intra-smoothing
JP5859568B2 (en) * 2011-03-10 2016-02-10 メディア テック シンガポール ピーティーイー．リミテッド Deblocking filter method and apparatus
US8938001B1 (en) 2011-04-05 2015-01-20 Google Inc. Apparatus and method for coding using combinations
US8780996B2 (en) 2011-04-07 2014-07-15 Google, Inc. System and method for encoding and decoding video data
US8781004B1 (en) 2011-04-07 2014-07-15 Google Inc. System and method for encoding video using variable loop filter
US8780971B1 (en) 2011-04-07 2014-07-15 Google, Inc. System and method of encoding using selectable loop filters
US8989256B2 (en) 2011-05-25 2015-03-24 Google Inc. Method and apparatus for using segmentation-based coding of prediction information
US8891616B1 (en) 2011-07-27 2014-11-18 Google Inc. Method and apparatus for entropy encoding based on encoding cost
US9554128B2 (en) 2011-09-13 2017-01-24 Hfi Innovation Inc. Method and apparatus for reduction of deblocking filter
US8885706B2 (en) 2011-09-16 2014-11-11 Google Inc. Apparatus and methodology for a video codec system with noise reduction capability
US9247257B1 (en) 2011-11-30 2016-01-26 Google Inc. Segmentation based entropy encoding and decoding
US9094681B1 (en) 2012-02-28 2015-07-28 Google Inc. Adaptive segmentation
US9131073B1 (en) 2012-03-02 2015-09-08 Google Inc. Motion estimation aided noise reduction
US11039138B1 (en) 2012-03-08 2021-06-15 Google Llc Adaptive coding of prediction modes using probability distributions
US9781447B1 (en) 2012-06-21 2017-10-03 Google Inc. Correlation based inter-plane prediction encoding and decoding
US9774856B1 (en) 2012-07-02 2017-09-26 Google Inc. Adaptive stochastic entropy coding
US9344729B1 (en) 2012-07-11 2016-05-17 Google Inc. Selective prediction signal filtering
US9167268B1 (en) 2012-08-09 2015-10-20 Google Inc. Second-order orthogonal spatial intra prediction
US9380298B1 (en) 2012-08-10 2016-06-28 Google Inc. Object-based intra-prediction
US9344742B2 (en) 2012-08-10 2016-05-17 Google Inc. Transform-domain intra prediction
US9407915B2 (en) 2012-10-08 2016-08-02 Google Inc. Lossless video coding with sub-frame level optimal quantization values
US9369732B2 (en) 2012-10-08 2016-06-14 Google Inc. Lossless intra-prediction video coding
US9756346B2 (en) 2012-10-08 2017-09-05 Google Inc. Edge-selective intra coding
US9210432B2 (en) 2012-10-08 2015-12-08 Google Inc. Lossless inter-frame video coding
US9628790B1 (en) 2013-01-03 2017-04-18 Google Inc. Adaptive composite intra prediction for image and video compression
US8731282B1 (en) 2013-02-28 2014-05-20 Sonic Ip, Inc. Systems and methods for region of interest background smoothing and compression enhancement
US20140254659A1 (en) 2013-03-11 2014-09-11 Mediatek Inc. Video coding method using at least evaluated visual quality and related video coding apparatus
US9509998B1 (en) 2013-04-04 2016-11-29 Google Inc. Conditional predictive multi-symbol run-length coding
US9392288B2 (en) 2013-10-17 2016-07-12 Google Inc. Video coding using scatter-based scan tables
US9179151B2 (en) 2013-10-18 2015-11-03 Google Inc. Spatial proximity context entropy coding
JP6339691B2 (en) * 2014-02-26 2018-06-06 ドルビー ラボラトリーズ ライセンシング コーポレイション Luminance-based coding tool for video compression
US10102613B2 (en) 2014-09-25 2018-10-16 Google Llc Frequency-domain denoising
US10110926B2 (en) 2015-10-15 2018-10-23 Cisco Technology, Inc. Efficient loop filter for video codec
US10455254B2 (en) * 2016-11-10 2019-10-22 Mediatek Inc. Method and apparatus of video coding
US10802285B2 (en) 2018-03-05 2020-10-13 Invensas Corporation Remote optical engine for virtual reality or augmented reality headsets
CA3095616A1 (en) * 2018-03-29 2019-10-03 Arris Enterprises Llc System and method for deblocking hdr content
WO2020073969A1 (en) * 2018-10-10 2020-04-16 Huawei Technologies Co., Ltd. An image processing device and method for performing deblocking
US10708626B2 (en) * 2018-11-19 2020-07-07 Google Llc Iterative IDCT with adaptive non-linear filtering

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03127580A (en) * 1989-10-13 1991-05-30 Matsushita Electric Ind Co Ltd Movement compensation inter-frame coder
JPH0717978B2 (en) * 1991-03-20 1995-03-01 トヨタ自動車株式会社 Abrasion resistant copper base alloy with excellent self-lubrication
US6160503A (en) 1992-02-19 2000-12-12 8×8, Inc. Deblocking filter for encoder/decoder arrangement and method with divergence reduction
US6215425B1 (en) 1992-02-19 2001-04-10 Netergy Networks, Inc. Deblocking filter for encoder/decoder arrangement and method with divergence reduction
US6225923B1 (en) 1992-02-19 2001-05-01 Netergy Networks, Inc. Encoder arrangement and bit-exact IDCT protocol
US5959672A (en) * 1995-09-29 1999-09-28 Nippondenso Co., Ltd. Picture signal encoding system, picture signal decoding system and picture recognition system
JP3800435B2 (en) * 1995-10-27 2006-07-26 株式会社東芝 Video signal processing device
JP3297293B2 (en) * 1996-03-07 2002-07-02 三菱電機株式会社 Video decoding method and video decoding device
US6188799B1 (en) 1997-02-07 2001-02-13 Matsushita Electric Industrial Co., Ltd. Method and apparatus for removing noise in still and moving pictures
JP3633204B2 (en) * 1997-05-14 2005-03-30 ソニー株式会社 Signal encoding apparatus, signal encoding method, signal recording medium, and signal transmission method
KR100244290B1 (en) 1997-09-09 2000-02-01 구자홍 Deblocking filtering method for video in slow transmission
US5987180A (en) 1997-09-26 1999-11-16 Sarnoff Corporation Multiple component compression encoder motion search method and apparatus
JPH11331615A (en) * 1998-05-14 1999-11-30 Matsushita Electric Ind Co Ltd Image compression device
US6434197B1 (en) 1999-01-07 2002-08-13 General Instrument Corporation Multi-functional transcoder for compressed bit streams
JP4438161B2 (en) * 2000-02-18 2010-03-24 ソニー株式会社 Image processing apparatus and image processing method
US6626996B1 (en) * 2000-03-14 2003-09-30 Pizza Hut, Inc. Pizza sauce dispensing devices and methods
JP3809818B2 (en) * 2000-07-06 2006-08-16 セイコーエプソン株式会社 Image processing method, recording medium, and image processing apparatus

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KR100942628B1 (en) 2010-02-17
MXPA04010857A (en) 2005-02-14
WO2003094498A2 (en) 2003-11-13
BR0304656A (en) 2004-07-06
US6907079B2 (en) 2005-06-14
EP1500207A4 (en) 2011-01-19
AU2003224957A8 (en) 2003-11-17
AU2003224957A1 (en) 2003-11-17
EP1500207A2 (en) 2005-01-26
JP2005524347A (en) 2005-08-11
WO2003094498A3 (en) 2004-03-25
EP1500207B1 (en) 2020-03-25
CN1659794A (en) 2005-08-24
ES2785061T3 (en) 2020-10-05
CN100370837C (en) 2008-02-20
JP4518390B2 (en) 2010-08-04
US20030206664A1 (en) 2003-11-06
KR20040106437A (en) 2004-12-17

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