JP2007534995A - 音声信号を分類する方法及びシステム - Google Patents
音声信号を分類する方法及びシステム Download PDFInfo
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- JP2007534995A JP2007534995A JP2007510188A JP2007510188A JP2007534995A JP 2007534995 A JP2007534995 A JP 2007534995A JP 2007510188 A JP2007510188 A JP 2007510188A JP 2007510188 A JP2007510188 A JP 2007510188A JP 2007534995 A JP2007534995 A JP 2007534995A
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/0008—Associated control or indicating means
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/08—Speech classification or search
- G10L15/14—Speech classification or search using statistical models, e.g. Hidden Markov Models [HMMs]
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
- G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
- G10H2210/031—Musical analysis, i.e. isolation, extraction or identification of musical elements or musical parameters from a raw acoustic signal or from an encoded audio signal
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2210/00—Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments
- G10H2210/031—Musical analysis, i.e. isolation, extraction or identification of musical elements or musical parameters from a raw acoustic signal or from an encoded audio signal
- G10H2210/076—Musical analysis, i.e. isolation, extraction or identification of musical elements or musical parameters from a raw acoustic signal or from an encoded audio signal for extraction of timing, tempo; Beat detection
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2230/00—General physical, ergonomic or hardware implementation of electrophonic musical tools or instruments, e.g. shape or architecture
- G10H2230/005—Device type or category
- G10H2230/015—PDA [personal digital assistant] or palmtop computing devices used for musical purposes, e.g. portable music players, tablet computers, e-readers or smart phones in which mobile telephony functions need not be used
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2230/00—General physical, ergonomic or hardware implementation of electrophonic musical tools or instruments, e.g. shape or architecture
- G10H2230/005—Device type or category
- G10H2230/021—Mobile ringtone, i.e. generation, transmission, conversion or downloading of ringing tones or other sounds for mobile telephony; Special musical data formats or protocols herefor
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
- G10H2240/011—Files or data streams containing coded musical information, e.g. for transmission
- G10H2240/046—File format, i.e. specific or non-standard musical file format used in or adapted for electrophonic musical instruments, e.g. in wavetables
- G10H2240/061—MP3, i.e. MPEG-1 or MPEG-2 Audio Layer III, lossy audio compression
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
- G10H2240/075—Musical metadata derived from musical analysis or for use in electrophonic musical instruments
- G10H2240/081—Genre classification, i.e. descriptive metadata for classification or selection of musical pieces according to style
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
- G10H2240/091—Info, i.e. juxtaposition of unrelated auxiliary information or commercial messages with or between music files
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
- G10H2240/121—Musical libraries, i.e. musical databases indexed by musical parameters, wavetables, indexing schemes using musical parameters, musical rule bases or knowledge bases, e.g. for automatic composing methods
- G10H2240/131—Library retrieval, i.e. searching a database or selecting a specific musical piece, segment, pattern, rule or parameter set
- G10H2240/135—Library retrieval index, i.e. using an indexing scheme to efficiently retrieve a music piece
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
- G10H2240/121—Musical libraries, i.e. musical databases indexed by musical parameters, wavetables, indexing schemes using musical parameters, musical rule bases or knowledge bases, e.g. for automatic composing methods
- G10H2240/155—Library update, i.e. making or modifying a musical database using musical parameters as indices
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2250/00—Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing
- G10H2250/025—Envelope processing of music signals in, e.g. time domain, transform domain or cepstrum domain
- G10H2250/031—Spectrum envelope processing
Abstract
Description
・両方の聴取者によって識別される分類(C1、C2、…、Cn)がトラックに関して同一である。
・各トラックの格付け又はスコアが、所定の最小値よりも大きかった。
・各アーティスト又はアルバムからのトラックの最大数が、2であった。
Claims (11)
- 音声入力信号を分類する方法であって、
−前記音声信号の少なくとも1つの特徴を抽出するステップと、
−前記少なくとも1つの抽出された特徴に基づき前記入力音声信号に関する特徴ベクトルを導出するステップと、
−前記入力音声信号に関する前記特徴ベクトルが、特定の公表日情報にそれぞれ対応する複数の分類のいずれかの範囲にある可能性を決定するステップと、
を有する方法。 - 特定の公表日情報を表す分類が、音声信号コレクションからの音声信号に関して事前に計算されるとともにこの発明日情報に関連付けられる特徴ベクトルに基づき規定される、請求項1に記載の方法。
- 特定の公表日情報を表す分類が、この発明日情報に関連付けられる事前に計算された特徴ベクトルのコレクションから導出されるモデルによって記述される、請求項2に記載の方法。
- 前記音声入力信号に関する前記特徴ベクトルが特定の分類の範囲にある可能性を決定するステップが、前記特徴ベクトルに関する判別分析を実行するステップを有する、請求項1ないし3のいずれか一項に記載の方法。
- 前記特徴ベクトルが、
−前記音声信号の心理音響的特徴、及び/又は
−前記音声入力信号の時間的包絡線の聴覚モデル表現を記述する特徴、
を有する、請求項1に記載の方法。 - 前記特徴の抽出ステップが、各特徴に関するパワースペクトルを計算するステップと、前記パワースペクトルを正規化するステップと、複数の個別のエネルギーバンドにわたりエネルギーを計算するステップと、を有する、請求項1又は請求項2に記載の方法。
- 前記入力音声信号の前記特徴が、前記入力音声信号の最適分類に関する特徴ベクトルを得るために前記分類処理において繰り返し調整される、請求項1ないし請求項6のいずれか一項に記載の方法。
- 音声入力信号を分類する分類システムであって、以下の手段、すなわち、
−前記音声信号の少なくとも1つの特徴を抽出する特徴抽出ユニットと、
−前記少なくとも1つの抽出された特徴に基づき前記入力音声信号に関する特徴ベクトルを導出する導出ユニットと、
−前記入力音声信号に関する前記特徴ベクトルが、特定の公表日情報にそれぞれ対応する複数の分類のいずれかの範囲にある可能性を決定する可能性決定ユニットと、
を備える分類システム。 - 請求項8に記載の分類システムを備え、特定の公表日に従い音声項目を選択する音声処理装置。
- 実際の又は知覚される公表日に従う前記音楽のグループ化が得られるように、公表日のユーザ規定シーケンスに従い音楽データベースから音楽片を選択する自動DJ機器を備える、請求項9に記載の音声処理装置。
- プログラム可能な音声処理装置のメモリに直接ロード可能な計算機プログラムであって、前記プログラムが前記音声処理装置で実行される場合に、請求項1ないし7のいずれか一項に記載の方法のステップを実行するソフトウェア符号部分を有する、計算機プログラム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04101841 | 2004-04-29 | ||
PCT/IB2005/051299 WO2005106844A1 (en) | 2004-04-29 | 2005-04-21 | Method of and system for classification of an audio signal |
Publications (1)
Publication Number | Publication Date |
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JP2007534995A true JP2007534995A (ja) | 2007-11-29 |
Family
ID=34964519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007510188A Pending JP2007534995A (ja) | 2004-04-29 | 2005-04-21 | 音声信号を分類する方法及びシステム |
Country Status (9)
Country | Link |
---|---|
US (1) | US20080243512A1 (ja) |
EP (1) | EP1745463B1 (ja) |
JP (1) | JP2007534995A (ja) |
KR (1) | KR20070004891A (ja) |
CN (1) | CN1998044B (ja) |
AT (1) | ATE400870T1 (ja) |
DE (1) | DE602005008041D1 (ja) |
TW (1) | TW200606816A (ja) |
WO (1) | WO2005106844A1 (ja) |
Cited By (1)
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JP2010197862A (ja) * | 2009-02-26 | 2010-09-09 | Toshiba Corp | 信号帯域拡張装置 |
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US7747551B2 (en) * | 2007-02-21 | 2010-06-29 | Neurovista Corporation | Reduction of classification error rates and monitoring system using an artificial class |
US20080300702A1 (en) * | 2007-05-29 | 2008-12-04 | Universitat Pompeu Fabra | Music similarity systems and methods using descriptors |
CN101622659B (zh) * | 2007-06-06 | 2012-02-22 | 松下电器产业株式会社 | 音质编辑装置及音质编辑方法 |
EP2068255A3 (en) * | 2007-12-07 | 2010-03-17 | Magix Ag | System and method for efficient generation and management of similarity playlists on portable devices |
KR101615262B1 (ko) | 2009-08-12 | 2016-04-26 | 삼성전자주식회사 | 시멘틱 정보를 이용한 멀티 채널 오디오 인코딩 및 디코딩 방법 및 장치 |
US8637557B2 (en) | 2009-10-19 | 2014-01-28 | Taisho Pharmaceutical Co., Ltd | Aminothiazole derivative |
CN102842310A (zh) * | 2012-08-10 | 2012-12-26 | 上海协言科学技术服务有限公司 | 中国民族民间音乐音频修复的音频特征提取及使用的方法 |
US9965685B2 (en) | 2015-06-12 | 2018-05-08 | Google Llc | Method and system for detecting an audio event for smart home devices |
US10902043B2 (en) | 2016-01-03 | 2021-01-26 | Gracenote, Inc. | Responding to remote media classification queries using classifier models and context parameters |
TWI658458B (zh) * | 2018-05-17 | 2019-05-01 | 張智星 | 歌聲分離效能提升之方法、非暫態電腦可讀取媒體及電腦程式產品 |
CN111259189B (zh) * | 2018-11-30 | 2023-04-18 | 马上消费金融股份有限公司 | 一种音乐分类方法及装置 |
CN110992982A (zh) * | 2019-10-28 | 2020-04-10 | 广州荔支网络技术有限公司 | 音频分类方法、装置及可读存储介质 |
CN115206294B (zh) * | 2022-09-16 | 2022-12-06 | 深圳比特微电子科技有限公司 | 训练方法、声音事件检测方法、装置、设备和介质 |
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2005
- 2005-04-21 JP JP2007510188A patent/JP2007534995A/ja active Pending
- 2005-04-21 US US11/568,278 patent/US20080243512A1/en not_active Abandoned
- 2005-04-21 DE DE602005008041T patent/DE602005008041D1/de active Active
- 2005-04-21 KR KR1020067022133A patent/KR20070004891A/ko active IP Right Grant
- 2005-04-21 WO PCT/IB2005/051299 patent/WO2005106844A1/en active IP Right Grant
- 2005-04-21 CN CN2005800136388A patent/CN1998044B/zh not_active Expired - Fee Related
- 2005-04-21 EP EP05718776A patent/EP1745463B1/en not_active Not-in-force
- 2005-04-21 AT AT05718776T patent/ATE400870T1/de not_active IP Right Cessation
- 2005-04-28 TW TW094113763A patent/TW200606816A/zh unknown
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Also Published As
Publication number | Publication date |
---|---|
WO2005106844A1 (en) | 2005-11-10 |
EP1745463A1 (en) | 2007-01-24 |
US20080243512A1 (en) | 2008-10-02 |
EP1745463B1 (en) | 2008-07-09 |
TW200606816A (en) | 2006-02-16 |
DE602005008041D1 (de) | 2008-08-21 |
CN1998044B (zh) | 2011-08-03 |
KR20070004891A (ko) | 2007-01-09 |
ATE400870T1 (de) | 2008-07-15 |
CN1998044A (zh) | 2007-07-11 |
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