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Do It Yourself: Sonic Visualiserで音楽分析してみよう

Do It Yourself: Sonic Visualiserで音楽分析してみよう

2022年6月29日に行われたMusic×Analytics Meetup Vol.8 のLT発表資料です.
(一部修正予定)

Yuya Yamamoto

June 29, 2022
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  1. Do It Yourself:


    Sonic VisualiserͰԻָ෼ੳͯ͠ΈΑ͏


    ʙσʔληοτͷϋϯυϦϯά΋ఴ͑ͯʙ
    2022/06/29 Music × Analytics meetup vol.8


    ࢁຊ ༤໵ (yamatchy)

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  2. ࣗݾ঺հ
    • ࢁຊ ༤໵ (yamatchy)


    • ஜ೾େֶେֶӃ D2


    • ઐ໳ɿԻָɾԻڹ৘ใॲཧ


    • ʮՎএɾԋ૗ͱϓϨΠϠʔɾϦεφʔͷΩϡʔϐουʯ
    Λ࡞Γ͍ͨ


    • ͦͷϚονϯάͷצॴ͸Ͳ͜ʹ͋Δͷ͔ʁΛ௥͍ଓ͚
    ࣦഊͷຖ೔


    • ޷͖ͳΞʔςΟετɿΰʔϧσϯϘϯόʔ
    2
    ࿦จࣥචதͷ
    ͕ͨ͢
    ͢Έ͔ɿ
    ͭ͘͹ͷ৿

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  3. ࠷ॳʹؔ܎ͳ͍ʢʁʣએ఻
    • Իָ৘ใॲཧͷπʔϧΛ·ͱΊͯ·͢


    • python/matlabଞͷϥΠϒϥϦɾσεΫτοϓΞϓϦ౳


    • αʔϕΠࢿྉɾϨΫνϟʔࢿྉ౳ʢͨͩ͠શ෦ӳޠʣ


    • https://github.com/yamathcy/awesome-music-
    infomatics


    • Έͳ͞Μ΋Կ͔஌͍ͬͯͨΒPRʹͯ௥Ճ͓ئ͍
    ͠·͢ʂ
    3

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  4. ຊ୊ʹೖΓ·͢

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  5. ࠓ೔ͷ࿩୊
    • Sonic visualiserͷ෍ڭ ঺հ
    5
    ఘϝϩϯ༷ͷπΠʔτΑΓ


    https://twitter.com/_Akira_Melon_/status/
    1538172760622776321
    ͜ͷπʔϧ

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  6. Sonic visualiserͱ͸
    • Queen MaryେֶͷCentre for digital music
    άϧʔϓ࡞ͷԻָ෼ੳͷͨΊͷιϑτ΢ΣΞ


    • ֶज़༻ʹ΋޿͘༻͍ΒΕΔʢओʹσʔλ
    ηοτΛ࡞ΔΞϊςʔγϣϯ໨తʣ


    • ࿦จ΋ग़ͯΔ


    • https://www.sonicvisualiser.org/
    6
    $ISJT$BOOBN $ISJTUJBO-BOEPOF BOE.BSL4BOEMFS 4POJD7JTVBMJTFS
    "O0QFO4PVSDF"QQMJDBUJPOGPS7JFXJOH "OBMZTJOH BOE"OOPUBUJOH
    .VTJD"VEJP'JMFT JO1SPDFFEJOHTPGUIF"$..VMUJNFEJB
    *OUFSOBUJPOBM$POGFSFODF

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  7. wavΛಡΈࠐΜͰදࣔͯ͠৭ʑ΍Δͱ…
    7
    UIͷશମਤ

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  8. wavΛಡΈࠐΜͰදࣔͯ͠৭ʑ΍Δͱ…
    8
    UIͷશମਤ
    🤔ʁ

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  9. Sonic visualiserͰͰ͖Δ͜ͱ
    • 1ɽσʔλ/ϝλσʔλͷ؍࡯


    • 2ɽԻָཁૉͷࣗಈղੳ


    • 3ɽʢ࣌ʹ൒ࣗಈͳʣΞϊςʔγϣϯ
    9

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  10. Sonic visualiserͰͰ͖Δ͜ͱ
    • 1ɽσʔλ/ϝλσʔλͷ؍࡯


    • 2ɽԻָཁૉͷࣗಈղੳ


    • 3ɽʢ࣌ʹ൒ࣗಈͳʣΞϊςʔγϣϯ
    10

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  11. σʔλɾϝλσʔλͷ؍࡯ 11
    εϖΫτϩάϥϜ
    ʢ࣌ؒ͝ͱͷप೾਺ղੳ݁Ռʣ
    ৴߸೾ܗ
    εϖΫτϥϜ
    ʢ͋Δ࣌఺ͷ
    प೾਺ղੳͷ݁Ռʣ
    ♪ϩϏϯιϯ/εϐοπ

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  12. σʔλɾϝλσʔλͷ؍࡯ 12
    όοΫίʔϥε
    ग़ݱ෦෼
    Վͷϐον
    ʢ੨ۂઢʣ
    ՎͷԻූ
    ʢࠇઢʣ
    ίʔυਐߦ
    ʢλΠϛϯάɿ੺ઢʣ
    ♪ϩϏϯιϯ/εϐοπ

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  13. εϖΫτϩάϥϜදࣔͷόϦΤʔγϣϯ͕ͱʹ͔͍͘͢͝ 13
    )[·Ͱ
    E#ৼ෯
    ϐʔΫप೾਺
    ͷΈڧௐ
    શप೾਺ଳҬ
    ઢܗৼ෯
    Ґ૬ʢʂʣ

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  14. ͍ΖΜͳԻָಛ௃ྔͷՄࢹԽ΋Ͱ͖Δ 14
    ΫϩϚάϥϜ
    ʢ֤Իͷ੒෼ͷڧ͞ʣ
    εϖΫτϧಛ௃ྔ
    ʢԻͷ໌Δ͞ɾ
    ͟Β͖ͭ౳ʣ
    $POTUBOU2εϖΫτϩάϥϜ
    ʢ௿Իͷ෼ղೳΛ্͛ͨεϖΫτϩάϥϜʣ
    .'$$
    ʢԻ৭ʹؔ͢Δಛ௃ྔʣ

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  15. Sonic visualiserͰͰ͖Δ͜ͱ
    • 1ɽσʔλ/ϝλσʔλͷ؍࡯


    • 2ɽԻָཁૉͷࣗಈղੳ


    • 3ɽʢ࣌ʹ൒ࣗಈͳʣΞϊςʔγϣϯ
    15

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  16. Իָʹ͸͞·͟·ͳཁૉؚ͕·ΕΔ͕…
    16
    Sonic visualiserʹΑΔԻָ෼ੳ
    • Ϗʔτɼςϯϙ


    • Իָߏ଄ʢAϝϩɼαϏ౳ʣ


    • ϐονɾԻߴʢָේʣ


    • ίʔυਐߦ


    • Ի৭ʢ෼ੳ্Ͱ͸Իڹಛ௃ྔͱ͠
    ͯهड़ʣ

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  17. Sonic visualiserͷϓϥάΠϯΛ࢖͑͹ࣗಈͰղੳͰ͖·͢ʂ
    17
    Sonic visualiserʹΑΔԻָ෼ੳ
    Ϗʔτʢᒵઢʣͱςϯϙʢࠨ্ʣ


    by Tempo and Beat tracker
    ίʔυਐߦ by Chordino ϝϩσΟݕग़ by Melodia
    ଞʹ΋Իූͷ࠾ේ΍Ωʔͷࣝผ౳৭ʑ

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  18. ۠ؒΛબΜͰ෼ੳ͔͚Δ͚ͩ
    18
    Sonic visualiserʹΑΔԻָ෼ੳ
    ख๏ͷ


    νϡʔχϯά΋Մೳ

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  19. Sonic visualiserͰͰ͖Δ͜ͱ
    • 1ɽσʔλ/ϝλσʔλͷ؍࡯


    • 2ɽԻָཁૉͷࣗಈղੳ


    • 3ɽʢ࣌ʹ൒ࣗಈͳʣΞϊςʔγϣϯ
    19

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  20. Իָσʔλʹରͯ͠ϥϕϧΛ͚ͭΔ͜ͱ
    20
    Ξϊςʔγϣϯ
    EXɿίʔυਐߦਪఆ
    C
    C
    C
    G
    Am
    Am
    Em
    ϥϕϧ
    σʔληοτ࡞੒ʹෆՄܽɽ


    Իָͷ৔߹ɼϥϕϧ͕ۂશମͷ৔߹
    ʢՎख໊ɼδϟϯϧ౳ʣͱɼ


    ۂதͷҰࠁҰࠁͷ৔߹ʢίʔυਐߦɼ
    Ϗʔτ౳ʣ͕ଘࡏ


    →஌͕ࣝͳ͍ͱ೉͍͠͠ΊͪΌେม

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  21. ʮݟͯʯʮௌ͍ͯʯʮ(࣌ʹ͸) ΍ͬͯ΋Β͏ʯΞϊςʔγϣϯ͕Մೳʂ
    21
    • ݟΔɿεϖΫτϩάϥϜ΍͍ΖΜͳಛ௃ྔΛՄࢹԽͰ͖Δ


    • ௌ͘ɿ΋ͪΖΜϓϨΠόοΫػೳ΋͋Δ


    • ΍ͬͯ΋Β͏ɿࣗಈղੳػೳ -> ޡࣝผΛमਖ਼ͯ࣌ؒ͠୹ॖ
    Sonic visualiserʹΑΔΞϊςʔγϣϯ
    BmͰ͸ͳ͘Bm7
    8ΫϦοΫ
    ϥϕϧΛฤू


    ͯ͠௚͢

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  22. Իָͷ֤ཁૉʹ߹ΘͤͨϥϕϧʹରԠՄೳʂ
    22
    ଟछଟ༷ͳੑ࣭ͷϥϕϧΛαϙʔτ
    Time instance labelɿϥϕϧ+࣌ࠁɽ


    ϏʔτɼυϥϜͷԻූ౳
    Time value labelɿ࿈ଓ஋+࣌ࠁɽϐον౳
    NotesɿԻߴ+։࢝࣌ࠁ+ऴྃ࣌ࠁɽ


    MIDI౳ͷָේσʔλ
    Region labelɿϥϕϧ+։࢝࣌ࠁ+ऴྃ࣌ࠁɽ


    ίʔυਐߦɼηΫγϣϯɼ


    ΠϕϯτʢόοΫίʔϥεग़ݱ෦ʣ౳

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  23. ػցֶश౳ͷ෼ੳʹ͔͚Δͷ΋ϥΫϥΫ
    • ϥϕϧ͸CSVͰΠϯϙʔτ/ΤΫεϙʔτՄೳ


    • [࣌ؒ, ϥϕϧ]ͱ͍͏ྻܗࣜͰΤΫεϙʔτͰ͖Δ


    • ෼ੳࡁΈͷϥϕϧͷՄࢹԽ΋Մೳ
    23
    ϝϩσΟͷϐονΛ


    ΤΫεϙʔτ
    ֤ྻ͕ͲΜͳ஋͔ࢦఆ


    ͯ͠Πϯϙʔτ

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  24. Sonic visualiserΛ༻͍ͯߦΘΕͨ෼ੳ/࡞ΒΕͨσʔληοτ
    24
    • ϝλϧԻָͷεΫϦʔϜͷ෼ੳ


    • δϟζͷε΢Οϯά౓


    • ༗໊ϰΝΠΦϦχετͷԋ૗෼ੳɾࣝผ


    • ՎএͷϐονͷͣΕͷ෼ੳ


    • ೆΠϯυ (Cartanic music) ͷଧָثԻָͷ෼ੳ


    • ҟͳΔ࢒ڹ؀ڥ͕ϐΞϊԋ૗ͷςϯϙʹٴ΅͢Өڹ


    • Վ੠ͱ࿩੠ͷൃԻͷҧ͍ͷ෼ੳ


    • etc…
    ݚڀऀͨͪ΋ޚ༻ୡ
    • AVP: ϘΠεύʔΧογϣϯ


    • SAMBASET: αϯόԋ૗


    • EMOPIA: ϐΞϊԋ૗ͱײ৘෼ੳ


    • Dagstuhl ChoirSet: ߹এ


    • CBF dataset: தࠃͷԣథͷԋ૗ςΫχοΫ


    • etc…
    ෼ੳ σʔληοτ
    ʢจݙ৘ใ͸ޙ΄Ͳܝࡌ͠·͢m(_ _)mʣ

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  25. ͓ΘΓʹɿSonic visualiserͰͰ͖Δ͜ͱ 25
    • 1ɽσʔλ/ϝλσʔλͷ؍࡯


    • 2ɽԻָཁૉͷࣗಈղੳ


    • 3ɽʢ࣌ʹ൒ࣗಈͳʣΞϊςʔγϣϯ
    Իָͷ෼ੳͰ͖Δ෯͕޿͕Γ·͢ʂ


    ͥͻSonic VisualiserΛ࢖ͬͯΈ͍ͯͩ͘͞ʂʂ
    https://www.sonicvisualiser.org/

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  26. End

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  27. ܑఋʢʁʣ෼
    • Tonyʀࣖίϐπʔϧ


    • ୯Իԋ૗ͷ࠾ේʹಛԽͨ͠ɼεϖΫτϩάϥϜΛݟͳ͕Β࠾ේͷͰ͖Δ
    ศརͳπʔϧ


    • https://www.sonicvisualiser.org/tony/
    27

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  28. ܑఋʢʁʣ෼
    • Sonic annotator


    • Sonic visualiserͷԻָ෼ੳΛίϚϯυϥΠϯͰ΍ͬͯ͘ΕΔ΋ͷ


    • https://vamp-plugins.org/sonic-annotator/
    28

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  29. qiitaͷهࣄ΋ॻ͍ͯ·ͨ͠
    • https://qiita.com/yamathcy/items/db0626d01bb2c1f40107


    • ޙฤΛ࡞͍ͬͯͳ͍
    29

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