TWI602444B - 編碼多通道ｈｏａ聲訊訊號以減少雜訊之方法和裝置以及對已減少雜訊的編碼多通道ｈｏａ聲訊訊號解碼之方法和裝置 - Google Patents

編碼多通道ｈｏａ聲訊訊號以減少雜訊之方法和裝置以及對已減少雜訊的編碼多通道ｈｏａ聲訊訊號解碼之方法和裝置 Download PDF

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TWI602444B
TWI602444B TW102125017A TW102125017A TWI602444B TW I602444 B TWI602444 B TW I602444B TW 102125017 A TW102125017 A TW 102125017A TW 102125017 A TW102125017 A TW 102125017A TW I602444 B TWI602444 B TW I602444B
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dsht
channel
rotation
decoding
spherical
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TW201412145A (zh
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約哈拿斯 波漢
斯凡 科登
亞歷山德 克魯格
彼得 賈克斯
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杜比國際公司
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/012—Comfort noise or silence coding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW102125017A 2012-07-16 2013-07-12 編碼多通道ｈｏａ聲訊訊號以減少雜訊之方法和裝置以及對已減少雜訊的編碼多通道ｈｏａ聲訊訊號解碼之方法和裝置 TWI602444B (zh)

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EP12305861.2A EP2688066A1 (en) 2012-07-16 2012-07-16 Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction

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TW102125017A TWI602444B (zh) 2012-07-16 2013-07-12 編碼多通道ｈｏａ聲訊訊號以減少雜訊之方法和裝置以及對已減少雜訊的編碼多通道ｈｏａ聲訊訊號解碼之方法和裝置
TW106123691A TWI674009B (zh) 2012-07-16 2013-07-12 解碼已編碼高階立體音響(ｈｏａ)聲訊訊號之方法和裝置
TW108124752A TWI691214B (zh) 2012-07-16 2013-07-12 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體
TW109108444A TWI723805B (zh) 2012-07-16 2013-07-12 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體

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TW108124752A TWI691214B (zh) 2012-07-16 2013-07-12 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體
TW109108444A TWI723805B (zh) 2012-07-16 2013-07-12 解碼高階立體音響（ｈｏａ）聲訊訊號之方法和設備及其電腦可讀取媒體

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JP (4) JP6205416B2 (cg-RX-API-DMAC7.html)
KR (5) KR102126449B1 (cg-RX-API-DMAC7.html)
CN (6) CN107591159B (cg-RX-API-DMAC7.html)
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Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2688066A1 (en) * 2012-07-16 2014-01-22 Thomson Licensing Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction
TWI590234B (zh) 2012-07-19 2017-07-01 杜比國際公司 編碼聲訊資料之方法和裝置，以及解碼已編碼聲訊資料之方法和裝置
EP2743922A1 (en) 2012-12-12 2014-06-18 Thomson Licensing Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field
US11146903B2 (en) 2013-05-29 2021-10-12 Qualcomm Incorporated Compression of decomposed representations of a sound field
US9466305B2 (en) 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
US20150127354A1 (en) * 2013-10-03 2015-05-07 Qualcomm Incorporated Near field compensation for decomposed representations of a sound field
EP2879408A1 (en) * 2013-11-28 2015-06-03 Thomson Licensing Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition
US9489955B2 (en) * 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
KR102201726B1 (ko) 2014-03-21 2021-01-12 돌비 인터네셔널 에이비 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치
EP2922057A1 (en) 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
JP6243060B2 (ja) * 2014-03-21 2017-12-06 ドルビー・インターナショナル・アーベー 高次アンビソニックス（ｈｏａ）信号を圧縮する方法、圧縮されたｈｏａ信号を圧縮解除する方法、ｈｏａ信号を圧縮する装置および圧縮されたｈｏａ信号を圧縮解除する装置
EP2934025A1 (en) * 2014-04-15 2015-10-21 Thomson Licensing Method and device for applying dynamic range compression to a higher order ambisonics signal
US9936321B2 (en) * 2014-03-24 2018-04-03 Dolby Laboratories Licensing Corporation Method and device for applying dynamic range compression to a higher order ambisonics signal
CN103888889B (zh) * 2014-04-07 2016-01-13 北京工业大学 一种基于球谐展开的多声道转换方法
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US10770087B2 (en) * 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
KR102606212B1 (ko) 2014-06-27 2023-11-29 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 데이터 프레임들 중 특정 데이터 프레임들의 채널 신호들과 연관된 비차분 이득 값들을 포함하는 코딩된 hoa 데이터 프레임 표현
EP3489953B8 (en) * 2014-06-27 2022-06-15 Dolby International AB Determining a lowest integer number of bits required for representing non-differential gain values for the compression of an hoa data frame representation
EP2960903A1 (en) * 2014-06-27 2015-12-30 Thomson Licensing Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values
EP3162086B1 (en) * 2014-06-27 2021-04-07 Dolby International AB Apparatus for determining for the compression of an hoa data frame representation a lowest integer number of bits required for representing non-differential gain values
US9838819B2 (en) * 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
EP2980789A1 (en) 2014-07-30 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for enhancing an audio signal, sound enhancing system
US9736606B2 (en) * 2014-08-01 2017-08-15 Qualcomm Incorporated Editing of higher-order ambisonic audio data
US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
US10140996B2 (en) * 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data
US9984693B2 (en) * 2014-10-10 2018-05-29 Qualcomm Incorporated Signaling channels for scalable coding of higher order ambisonic audio data
EP3007167A1 (en) * 2014-10-10 2016-04-13 Thomson Licensing Method and apparatus for low bit rate compression of a Higher Order Ambisonics HOA signal representation of a sound field
EP3281196A1 (en) * 2015-04-10 2018-02-14 Thomson Licensing Method and device for encoding multiple audio signals, and method and device for decoding a mixture of multiple audio signals with improved separation
EP3378065B1 (en) * 2015-11-17 2019-10-16 Dolby International AB Method and apparatus for converting a channel-based 3d audio signal to an hoa audio signal
HK1221372A2 (zh) * 2016-03-29 2017-05-26 万维数码有限公司 一种获得空间音频定向向量的方法、装置及设备
EP3469590B1 (en) * 2016-06-30 2020-06-24 Huawei Technologies Duesseldorf GmbH Apparatuses and methods for encoding and decoding a multichannel audio signal
GB2554446A (en) * 2016-09-28 2018-04-04 Nokia Technologies Oy Spatial audio signal format generation from a microphone array using adaptive capture
CN110892478A (zh) 2017-04-28 2020-03-17 Dts公司 音频编解码器窗口和变换实现
CN110832884B (zh) * 2017-07-05 2022-04-08 索尼公司 信号处理装置和方法以及计算机可读存储介质
US10944568B2 (en) * 2017-10-06 2021-03-09 The Boeing Company Methods for constructing secure hash functions from bit-mixers
US10714098B2 (en) 2017-12-21 2020-07-14 Dolby Laboratories Licensing Corporation Selective forward error correction for spatial audio codecs
CN111210831B (zh) * 2018-11-22 2024-06-04 广州广晟数码技术有限公司 基于频谱拉伸的带宽扩展音频编解码方法及装置
AU2020210549B2 (en) 2019-01-21 2023-03-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding a spatial audio representation or apparatus and method for decoding an encoded audio signal using transport metadata and related computer programs
US11729406B2 (en) 2019-03-21 2023-08-15 Qualcomm Incorporated Video compression using deep generative models
US11388416B2 (en) 2019-03-21 2022-07-12 Qualcomm Incorporated Video compression using deep generative models
IL289261B2 (en) 2019-07-02 2024-07-01 Dolby Int Ab Methods, apparatus and systems for representation, encoding, and decoding of discrete directivity data
CN110544484B (zh) * 2019-09-23 2021-12-21 中科超影（北京）传媒科技有限公司 高阶Ambisonic音频编解码方法及装置
US11317236B2 (en) * 2019-11-22 2022-04-26 Qualcomm Incorporated Soundfield adaptation for virtual reality audio
CN110970048B (zh) * 2019-12-03 2023-01-17 腾讯科技（深圳）有限公司 音频数据的处理方法及装置
CN115497485B (zh) * 2021-06-18 2024-10-18 华为技术有限公司 三维音频信号编码方法、装置、编码器和系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040131196A1 (en) * 2001-04-18 2004-07-08 Malham David George Sound processing
US20100198601A1 (en) * 2007-05-10 2010-08-05 France Telecom Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs
US20100305952A1 (en) * 2007-05-10 2010-12-02 France Telecom Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs
US20110216906A1 (en) * 2010-03-05 2011-09-08 Stmicroelectronics Asia Pacific Pte. Ltd. Enabling 3d sound reproduction using a 2d speaker arrangement
US20120014527A1 (en) * 2009-02-04 2012-01-19 Richard Furse Sound system
EP2469741A1 (en) * 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001275197A (ja) * 2000-03-23 2001-10-05 Seiko Epson Corp 音源選択方法および音源選択装置並びに音源選択制御プログラムを記録した記録媒体
FR2847376B1 (fr) * 2002-11-19 2005-02-04 France Telecom Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede
DE10328777A1 (de) * 2003-06-25 2005-01-27 Coding Technologies Ab Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals
US8238561B2 (en) * 2005-10-26 2012-08-07 Lg Electronics Inc. Method for encoding and decoding multi-channel audio signal and apparatus thereof
WO2007104882A1 (fr) * 2006-03-15 2007-09-20 France Telecom Dispositif et procede de codage par analyse en composante principale d'un signal audio multi-canal
US8103006B2 (en) * 2006-09-25 2012-01-24 Dolby Laboratories Licensing Corporation Spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms
US20080232601A1 (en) * 2007-03-21 2008-09-25 Ville Pulkki Method and apparatus for enhancement of audio reconstruction
WO2009081406A2 (en) * 2007-12-26 2009-07-02 Yissum, Research Development Company Of The Hebrew University Of Jerusalem Method and apparatus for monitoring processes in living cells
EP2094032A1 (en) * 2008-02-19 2009-08-26 Deutsche Thomson OHG Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same
EP2352147B9 (en) * 2008-07-11 2014-04-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. An apparatus and a method for encoding an audio signal
EP2205007B1 (en) * 2008-12-30 2019-01-09 Dolby International AB Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
FR2943867A1 (fr) * 2009-03-31 2010-10-01 France Telecom Traitement d'egalisation de composantes spatiales d'un signal audio 3d
KR101953279B1 (ko) * 2010-03-26 2019-02-28 돌비 인터네셔널 에이비 오디오 재생을 위한 오디오 사운드필드 표현을 디코딩하는 방법 및 장치
NZ587483A (en) * 2010-08-20 2012-12-21 Ind Res Ltd Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions
ES2922639T3 (es) * 2010-08-27 2022-09-19 Sennheiser Electronic Gmbh & Co Kg Método y dispositivo para la reproducción mejorada de campo sonoro de señales de entrada de audio codificadas espacialmente
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2560161A1 (en) * 2011-08-17 2013-02-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optimal mixing matrices and usage of decorrelators in spatial audio processing
CN103165136A (zh) * 2011-12-15 2013-06-19 杜比实验室特许公司 音频处理方法及音频处理设备
EP2688066A1 (en) * 2012-07-16 2014-01-22 Thomson Licensing Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040131196A1 (en) * 2001-04-18 2004-07-08 Malham David George Sound processing
US20100198601A1 (en) * 2007-05-10 2010-08-05 France Telecom Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs
US20100305952A1 (en) * 2007-05-10 2010-12-02 France Telecom Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs
US20120014527A1 (en) * 2009-02-04 2012-01-19 Richard Furse Sound system
US20110216906A1 (en) * 2010-03-05 2011-09-08 Stmicroelectronics Asia Pacific Pte. Ltd. Enabling 3d sound reproduction using a 2d speaker arrangement
EP2469741A1 (en) * 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field

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JP6205416B2 (ja) 2017-09-27
JP6676138B2 (ja) 2020-04-08
US9460728B2 (en) 2016-10-04
JP6866519B2 (ja) 2021-04-28
KR102340930B1 (ko) 2021-12-20
CN107591160A (zh) 2018-01-16
JP2019040218A (ja) 2019-03-14
KR102187936B1 (ko) 2020-12-07
CN107403625A (zh) 2017-11-28
CN107591159A (zh) 2018-01-16
US20190318751A1 (en) 2019-10-17
JP6453961B2 (ja) 2019-01-16
US10614821B2 (en) 2020-04-07
EP3327721B1 (en) 2020-11-25
KR20150032704A (ko) 2015-03-27
KR20240091351A (ko) 2024-06-21
TWI691214B (zh) 2020-04-11
TW201739272A (zh) 2017-11-01
CN107424618A (zh) 2017-12-01
KR20210156311A (ko) 2021-12-24
EP3813063B1 (en) 2025-08-27
JP2017207789A (ja) 2017-11-24
KR20200138440A (ko) 2020-12-09
TWI723805B (zh) 2021-04-01
CN104428833B (zh) 2017-09-15
WO2014012944A1 (en) 2014-01-23
TW202013993A (zh) 2020-04-01
CN104428833A (zh) 2015-03-18
KR102126449B1 (ko) 2020-06-24
JP2020091500A (ja) 2020-06-11
US10304469B2 (en) 2019-05-28
EP2688066A1 (en) 2014-01-22
CN107403626A (zh) 2017-11-28
CN107591160B (zh) 2021-03-19
EP2873071B1 (en) 2017-12-13
CN107403626B (zh) 2021-01-08
US20170061974A1 (en) 2017-03-02
EP2873071A1 (en) 2015-05-20
EP3813063A1 (en) 2021-04-28
KR20200077601A (ko) 2020-06-30
CN107403625B (zh) 2021-06-04
EP3327721A1 (en) 2018-05-30
CN107424618B (zh) 2021-01-08
EP4660999A1 (en) 2025-12-10
TW201412145A (zh) 2014-03-16
TWI674009B (zh) 2019-10-01
US20170352355A1 (en) 2017-12-07
US20150154971A1 (en) 2015-06-04
CN107591159B (zh) 2020-12-01
JP2015526759A (ja) 2015-09-10
TW202103503A (zh) 2021-01-16
US9837087B2 (en) 2017-12-05

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