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触れる可視化 〜データビジュアライゼーションとは何か〜

Yuichi Yazaki
January 13, 2017

触れる可視化 〜データビジュアライゼーションとは何か〜

2017年1月13日に立川市役所で開催された『第16回Flat Placeたまにわ 「触れる可視化〜データビジュアライゼーションとは何か〜』にて使用したスライドです。

Yuichi Yazaki

January 13, 2017
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  1. ৮ΕΔՄࢹԽ
    ʙσʔλϏδϡΞϥΠθʔγϣϯͱ͸Կ͔ʙ
    ໼࡚༟Ұ
    %BUB7JTVBMJ[BUJPO+BQBO$PEF'PS5PLZP/PUBUJPO--$
    ୈճ'MBU1MBDFͨ·ʹΘฏ੒೥݄೔

    View Slide

  2. ࣗݾ঺հ
    ৬ۀɿσʔλɾϏδϡΞϥΠθʔγϣϯ࣮຿ՈʗΠϯ
    λʔϑΣΠεɾσβΠφʔʗ͓΋ͪΌίϯαϧλϯτ
    ίϛϡχςΟɿίʔυɾϑΥʔɾτ΢Ωϣ΢୅දʗ
    σʔλɾϏδϡΞϥΠθʔγϣϯɾδϟύϯൃىਓ
    ૊৫ɿ߹ಉձࣾϊʔςʔγϣϯ୅දࣾһʗࠃཱࠃձਤॻ
    ؗҕ৤ݚڀһʗ౦ژେֶۭؒ৘ใՊֶݚڀηϯλʔॴଐ
    IUUQOPUBUJPODPKQ
    ໼࡚༟Ұ

    View Slide

  3. ։࠵࣮੷ʹ͍ͭͯ
    ߨٛɾߨԋɿ੨৿ݝʗגࣜձࣾ೔ཱ੡࡞ॴʗਗ਼ਫݐઃ
    גࣜձࣾʗ૯຿ল౷ܭہʗઍ༿ݝྲྀࢁࢢʗ஍ཧ৘ใγ
    εςϜֶձʗσʔλΤΫενΣϯδίϯιʔγΞϜʗσ
    δλϧϋϦ΢ουʗ౦ւେֶʢεΫʔʹͯʣʗ౦ژେֶ
    $4*4د෇෦໳ʗ෋ࢁݝೆ౑ࢢʗ೔ຊܦࡁ৽ฉࣾʗ
    $PEF'PS+BQBOʗ'044()PLLBJEPʗ$PEF'PS4BHB
    ʗ)5.-+ʗ-0$"-(00%:0,0)"."ʗͳͲ
    ϫʔΫγϣοϓߨࢣɿγϒϠେֶʗ಺ֳ׭๪ʗถࠃେ࢖
    ؗʗԣ඿ࢢܦࡁہʗ'044()PLLBJEPʗ.53-,:050
    ʗͳͲ
    IUUQOPUBUJPODPKQMBOEJOH

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  4. σʔλϏδϡΞϥΠθʔγϣϯ
    ͱ͸

    View Slide

  5. ʮσʔλʯ
    ʷ
    ʮϏδϡΞϥΠθʔγϣϯʯ
    ՄࢹԽ

    View Slide

  6. Πϯλʔωοτɾϒϥ΢βͰ
    ૢ࡞Մೳͳ
    νϟʔτ΍άϥϑɺ஍ਤ
    ೥ݱࡏ

    View Slide

  7. ૢ࡞ͯ͠ಈ͔ͤΔͱʮָ͍͠ʯ
    ͱ͍͏͜ͱ͚ͩͰ͸ͳ͘ʜ
    w ൺֱ͕Ͱ͖Δ
    w ΑΓࣗ෼ࣄʹͯ͠΋Β͏
    w ଟ༷ͳϞϊͷݟํΛఏڙͰ͖Δ

    View Slide

  8. ಈతͳදݱ͕Ͱ͖Δ
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃
    FBSUI
    IUUQTFBSUIOVMMTDIPPMOFU

    View Slide

  9. ର࿩తͰ͋Δ
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃
    ̩̥̥ڊେܦࡁݍͷ࣮ྗ
    IUUQTWEBUBOJLLFJDPNQSKUQQ

    View Slide

  10. ఆੑσʔλΛఆྔతʹදݱͰ͖Δ
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃
    ݪൃࣄނආ೉ऀͷ੠
    IUUQXXXOILPSKQOFXTGVLVTIJNBXPSEDMPVE

    View Slide

  11. ΑΓৄࡉʹ
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃
    #SFYJU Ψʔσ
    ΟΞϯࢴ

    IUUQTXXXUIFHVBSEJBODPNQPMJUJDTOHJOUFSBDUJWFKVOFVSFGFSFOEVNMJWFSFTVMUTBOEBOBMZTJT

    View Slide

  12. ৽͍͠୯Ґ ෳ਺ͷσʔλ͔Β࡞Δ৽͍͠ࢦඪ

    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃
    -FWFMJOHUIFpFMEʢΦϦϯϐοΫ֫ಘϝμϧ਺ʣ
    IUUQTMBOEJOHHPPHMFDPNBMUNFEBMUBCMF

    View Slide

  13. ࢹ఺Λม͑Δʢ၆ᛌͱݸผʣ
    ਿӜ߁ฏ͞Μ࡞ɹ࣌ؒ࣠มܗ஍ਤ
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃

    View Slide

  14. View Slide

  15. දݱͷ෯Λ֦ு
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃
    ΦʔϓϯσʔλσΠɾϩΰδΣωϨʔλ
    IUUQTUSVDUVSFBOESFQSFTFOUBUJPODPNXPSLTPEE

    View Slide

  16. දݱͷ෯Λ֦ு
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃
    ࠤլ΁ͷసೖసग़
    IUUQTUSVDUVSFBOESFQSFTFOUBUJPODPNXPSLTQSFGFDUVSBM.JHSBOUTTBHB

    View Slide

  17. දݱͷ෯Λ֦ு
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃
    ͘·Ϟϯ
    IUUQTXXXGBDFCPPLDPNQIPUPQIQ GCJETFUBUZQFUIFBUFS

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  18. w ಈతͳදݱ͕Ͱ͖Δ
    w ର࿩తͰ͋Δ
    w ఆੑσʔλΛఆྔతʹදݱͰ͖Δ
    w ΑΓৄࡉʹ
    w ৽͍͠୯Ґ
    w ࢹ఺Λม͑Δʢ၆ᛌͱݸผʣ
    w දݱͷ෯Λ֦ு
    σʔλϏδϡΞϥΠθʔγϣϯͳΒͰ͸ͷಛ௃

    View Slide

  19. औΓ૊Έࣄྫͷ͝঺հ

    View Slide

  20. ࠃཱࠃձਤॻؗʢ/%-ʣ
    /%-σʔλར׆༻ϫʔΫγϣοϓ
    ʙ΢ΣϒɾΞʔΧΠϒͷ࣏ࣗମαΠτΛՄࢹԽ͠Α͏ʙ
    ࠃཱࠃձਤॻؗॳͷσʔλՄࢹԽΠϕϯτ
    ໾ׂɿاըɺ࣮ࢪαϙʔτɺϝϯλʔ
    ར༻πʔϧɿ$BSUPɺ3"8ɺ%KTɺ1SPDFTTJOH
    ར༻σʔλɿ8"31ʢ΢ΣϒΞʔΧΠϒʣ
    IUUQMBCOEMHPKQDNT RWJTVBMJ[F

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  21. /%-͕อ༗͢Δެతػؔͷ΢ΣϒΞʔΧΠϒͷ͏ͪɺ
    ஍ํ࣏ࣗମσʔλΛར༻ͯ͠ՄࢹԽ࡞඼Λͭͬͨ͘ɻ
    IUUQWJTVBMJ[JOHKQOEMEBUBWJ[

    View Slide

  22. ໨ࢦͨ͜͠ͱ
    w 8"31ͷσʔλར׆༻ʢՄࢹԽʣͷࣄྫ࡞Γ
    w ஍ํ࣏ࣗମ͝ͱͷҙ֎ͳಛ௃΍ɺҙ֎ͳؔ܎
    ੑΛσʔλ͔Β୳͠ग़͍ͨ͠
    w ϋοΧιϯܗࣜͰɺҰൠͷํୡͷ໰୊ҙࣝΛ
    ࣋ͪࠐΜͰ΋Β͏

    View Slide

  23. View Slide

  24. ࢀՃऀͷ࡞඼
    IUUQMBCOEMHPKQDNT RWJTVBMJ[F
    IUUQTDPEFJRKQNBHB[JOF

    View Slide

  25. View Slide

  26. ࠓޙͷల։
    w ҕୗݚڀһͱͯ͠ɺσʔλϏδϡΞϥΠθʔγϣ
    ϯͷࣄྫ࡞ΓʹऔΓ૊Ή
    w 8"31ͷ͍࣋ͬͯΔඇߏ଄Խσʔλ͔Βɺߏ
    ଄ԽσʔλΛऔΓग़ͯ͠ఆৗతʹఏڙͰ͖Δ
    Α͏ͳ࢓૊Έ࡞ΓΛޙԡ͍ͯ͘͠͠

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  27. 3&4"4
    3&4"4ͷڭՊॻʗ3&4"4Λ࢖ͬͯ஍Ҭͷ՝୊Λൃݟ͠Α͏ʂ
    ໾ׂɿΠϕϯτͷاըɺ࣮ࢪɺϝϯλʔɺॻ੶ͷࣥචXJUI$PEF'PS5PLZP

    View Slide

  28. 3&4"4ͱ͸
    w ౷ܭσʔλΛ೔ຊ஍ਤ্ʹࣔ͠ɺૢ࡞Ͱ͖ΔΑ͏ʹ
    ͢Δ͜ͱͰɺ୭Ͱ΋௚ײతʹ಺༰ΛཧղͰ͖Δ͜ͱ
    ΛΊͨ͟͠΢ΣϒαΠτɻ
    w ֤౎ಓ෎ݝɾࢢ۠ொଜͱ͍ͬͨ஍ํ࣏ࣗମ͕3&4"4
    Λ࢖ͬͯɺσʔλʹج͍ͮͨ੓ࡦܾఆΛߦ͏͜ͱ͕
    ٻΊΒΕ͍ͯΔʢ಺ֳ෎ʹʣɻ
    IUUQTSFTBTHPKQ

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  29. 3&4"4ͷීٴଅਐͷͨΊɺຽؒஂମͱͯ͠͸
    ॳΊͯ಺ֳ׭๪ͱڞ࠵ͰϫʔΫγϣοϓΛ։࠵ɻ
    ࢀՃਓ਺ɿ໊
    ৬ۀɿΤϯδχΞɺσβΠφʔɺσʔλαΠΤ
    ϯςΟετɺ౎৬һ

    View Slide

  30. ࢀՃऀͷϫʔΫʢதؒ੒Ռ෺ʣ

    View Slide

  31. IUUQXXXBNB[PODPKQEQ
    ʮষ஍ݩͰϫʔΫγϣοϓΛ։͜͏ʯΛ$PEF'PS5PLZPͰ୲౰

    View Slide

  32. IUUQXXXTMJEFTIBSFOFUTLJQEPHSFTBTD
    IUUQTEPDTHPPHMFDPNQSFTFOUBUJPOE
    7Q@)1*Q/*YJ)IPJ;*MMT3TI$('L$:0Z6VCX0,&FEJUTMJEFJEQ
    ࢀՃऀͷ࡞඼

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  33. 3&4"4ͷڭՊॻ
    IUUQXXXBNB[PODPKQEQ
    ষ3&4"4ͰൃݟͰ͖Δ͜ͱ
    ষ3&4"4Ϛοϓ૯ཡ
    ষ࣏ࣗମɾ஍Ҭͷ෼ੳࣄྫू
    ষ&YDFMͰ؆୯ʹͰ͖Δ౷ܭղੳ
    ʜ͓ͨʹ୅දऔక໾খ୩༞Ұ࿕ࢯ
    ষڭҭݱ৔ʹ͓͚Δ׆༻ͷ࣮ࡍ
    ʜۚ୔େֶদӜٛতࢯ
    ষ஍ݩͰϫʔΫγϣοϓΛ։͜͏
    ʜ$PEFGPS5PLZP໼࡚༟Ұӿຊਅඒ
    ষਐԽΛଓ͚Δ3&4"4
    ষ׆༻ΛՃ଎͢ΔΦʔϓϯσʔλू

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  34. w ѻ͍ͬͯΔσʔλΛ࢖ͬͯʮώτɾϞϊɾΧωʯΛɹ
    ࠷େԽ͠Α͏ʂͱ͍͏ํ޲ੑ
    w ͢Ͱʹ஍Ҭʹ͋Δಛ௃΍ಛੑɾࢿݯΛɺΑΓࡉ͔͘೺Ѳ͠ɺࢪࡦΛ࣮ߦ͢Δ
    3&4"4ͷڭՊॻ
    3&4"4ʹ͋Δσʔλͷ܏޲
    IUUQCZMJOFTOFXTZBIPPDPKQZB[BLJZVJDIJ

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  35. IUUQQFBUJYDPNFWFOU
    ʮ3&4"4ͷڭՊॻʯൃചه೦Πϕϯτ

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  36. ࠓޙͷల։
    w ୅஍ํٞһ΁3&4"4ϫʔΫγϣοϓɾϫʔΫ
    γϣοϓΛ։࠵༧ఆʢϢʔεσϞΫϥγʔͱ࿈ܞʣ
    w ஍ํߦ੓ஂମ΁ϫʔΫγϣοϓ΍ߨٛͷ࣮ࢪ༧ఆ

    View Slide

  37. $PEFGPS5PLZP
    ίʔυɾϑΥʔɾτ΢Ωϣ΢
    IUUQDPEFGPSUPLZP

    View Slide

  38. $PEF'PS5PLZPͱ͸
    w ౦ژʹ͓͍ͯɺγϏοΫɾςοΫ׆ಈΛ͢Δஂମ
    w ઃཱ͔Β೥൒
    w l$PEF'PSʜzͱͭ͘ஂମ͸શࠃͰҎ্

    View Slide

  39. ࣗॿ ڞॿ
    W
    ʮߦ੓ͱॅຽɺσβΠφʔ΍ϓϩάϥϚʔɺσʔλ෼ੳՈͳͲ͕࿈ܞ
    ͯ͠ɺߦ੓αʔϏεʹྨ͢ΔαʔϏεΛɺ*5ٕज़΍ΦʔϓϯσʔλΛ׆
    ༻࣮ͯ͠ݱ͢ΔίϛϡχςΟ׆ಈΛࢦ͢ʯ
    ެॿ

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  40. $PEF'PS5PLZPͱ͸
    ʮख࡞Γͷ෮ݖʯ
    ʮࣾձ՝୊ͷՄࢹԽʯʢՄࢹԽͱղܾΛ෼཭ʣ
    ࣗ෼Ͱ΄͍͠΋ͷΛࣗ෼Ͱͭ͘Δɻ͢ΔͱԿ͔ʹৄ͘͠ͳΔɻ
    ਓʹԿ͔Λͯ͋͛͠ΔଆʹͳΔɻ৯ࣄͰ΋͓΋ͪΌͰ΋ެڞαʔ
    ϏεͰ΋ಉ͡Α͏ʹߟ͑ͯΈΔɻ
    ղܾʹ͍ͭͯ͸ɺͦΕͧΕͷܦݧ΍஌ݟɺઐ໳ੑʹ΋ͱ͍ͮͯɺ
    ୭΋͕ߟ͑ͯΑ͍΋ͷͩͱࢥ͍·͢ɻ

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  41. $PEF'PS5PLZPͦͷଞͷऔΓ૊Έ
    w ඼઒۠ͱདྷ೥౓ʹࣄۀͭʢاը෦৘ใਪਐ՝ʗ஍
    Ҭৼڵ෦஍Ҭ׆ಈ՝ʣ
    w ౦ژ౎ͷ֤෦ہͱͷ࿈ܞʢ৘ใ௨৴ࢪࡦਪਐʗੜ׆
    จԽہଟจԽڞʗ੨গ೥ɾ࣏҆ରࡦຊ෦҆શ҆৺
    ·ͪͮ͘Γʣ
    w ౦ژͱϘετϯͰ࿈ܞͨ͠/"4"ϋοΧιϯࣄ຿ہ
    w ˌ;Δ͞ͱೲίʔυ

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  42. /%-σʔλར׆༻ϫʔΫγϣοϓ
    ʙ΢ΣϒɾΞʔΧΠϒͷ࣏ࣗମαΠτΛՄࢹԽ͠Α͏ʙ
    ஍ਤ΍σʔλ͔Βߟ͑ΔอҭԂ໰୊
    ໾ׂɿσʔλऩूɺαΠτߏஙɺΠϕϯτ։࠵
    ར༻πʔϧɿ&YDFMɺ+BWB4DSJQU
    ར༻σʔλɿอҭԂσʔλ
    IUUQDPEFGPSUPLZPDBUFHPSZIPJLVFONBQ

    View Slide

  43. 5PLZPอҭԂϚοϓЌ൛
    http://hoikuenmap.codefor.tokyo/
    IUUQIPJLVFONBQDPEFGPSUPLZP

    View Slide

  44. IUUQTXXXGBDFCPPLDPNFWFOUT BDUJWF@UBCQPTUT
    σʔλ͔ΒอҭԂΛߟ͑Δ$JWJD)BDL/JHIU5PLZP

    View Slide

  45. อҭ࢜ɺอҭॴɺ଴ػࣇಐɺอҭ
    ॴͷӡӦऀͱ͍͏ͦΕͧΕʹ͍ͭ
    ͯɺϚΫϩͳࢹ఺͔ΒͷσʔλΛ
    ֓؍ɻ
    IUUQTTQFBLFSEFDLDPNDPEFGPSUPLZPEFUBLBSBCBPZVZVBOXPLBPFSV
    ࢀՃऀͷҙݟ΍ײ૝
    IUUQTQBQFSESPQCPYDPNEPD$JWJD)BDL/JHIU(7HIW8D6)[;&)N+KV5

    View Slide

  46. ࠓޙͷల։
    w ߦ੓͕ख͕ճ͍ͬͯͳ͍͜ͱΛɺ଴ͭͷͰ͸ͳ͘ɺ
    ࣗ෼ͨͪͰ࡞ͬͯ͠·͏
    w ͍ۙ͠໰୊ҙࣝΛ͍࣋ͬͯΔਓͨͪΛר͖ࠐΉ
    w σʔλඪ४Խ
    w ڞ௨ޠኮج൘ʗ*1"४ڌ
    w ϢʔβʔΠϯλʔϑΣΠεͷચ࿅
    w σʔλΛଟ࣍ݩʹΈ͍͚ͯΔΑ͏ʹ

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  47. :BIPPΈΜͳͷ੓࣏
    ࣾձ՝୊ΞΠσΞιϯ
    ໾ׂɿϫʔΫγϣοϓͷϝϯλʔͱ࡞඼੍࡞ʢ఺ͷΈʣ
    IUUQTFJKJZBIPPDPKQZPVUIJEFBUIPO

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  48. IUUQTFJKJZBIPPDPKQZPVUIJEFBUIPO

    View Slide

  49. IUUQTFJKJZBIPPDPKQZPVUIJEFBUIPOUBOR

    View Slide

  50. IUUQTFJKJZBIPPDPKQZPVUIJEFBUIPOUPZBNB

    View Slide

  51. ਆށࢢʷόϧηϩφࢢͷσʔλՄࢹԽΠϕϯτ
    8PSME%BUB7J[$IBMMFOHF
    ໾ׂɿΠϕϯτࢀՃͱهࣄࣥච
    IUUQLPCFCBSDFMPOBOFU

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  52. IUUQLPCFCBSDFMPOBOFU

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  53. View Slide

  54. ന͍ϨΰݸͰਆށࢢΛ࠶ݱ

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  55. ਆށࢢͷ࣍ϝογϡ΁4/4σʔλΛϓϩδΣΫγϣϯ
    ஍ҬϝογϡʜҢ౓ɾܦ౓ʹج͍ͮͯ஍ҬΛಉ͡େ͖͞ͷ໢ͷ໨ʢϝογϡʣʹ෼͚ͨ΋ͷ

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  56. 3DϓϦϯλࢪઃ

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  57. ޻ظ
    300೥
    →150೥
    IUUQLFOQMBU[OJLLFJCQDPKQBSUJDMFJUDPMVNO

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  58. ࠓޙͷల։
    w όϧηϩφࢢͱਆށࢢͷఏܞΛهࣄԽ͠·ͨ͠ɻ
    w εϚʔτγςΟͷऔΓ૊ΈΛ೔ຊͷͲ͔͜Ͱ࣮ફͰ
    ͖ͳ͍͔ɻ
    IUUQCZMJOFTOFXTZBIPPDPKQZB[BLJZVJDIJ

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  59. ·ͱΊ

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  60. ͳͥඞཁ͔ʁ
    ˠ఻ΘΒͳ͚Ε͹ҙຯ͕ͳ͍
    डಈత
    Ϣʔβʔͷঢ়ଶ
    ஌͍ͬͯΔ
    ஌Βͳ͍
    Τϯλϝ౓ߴΊͳ
    ૌٻ
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