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Bリーグデータから学ぶ決定木分析結果の可視化(graphviz/dtreeviz)

29fc9602e0ed9cca544d677266dadd68?s=47 hikarut
July 31, 2020
Technology
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 Bリーグデータから学ぶ決定木分析結果の可視化(graphviz/dtreeviz)

29fc9602e0ed9cca544d677266dadd68?s=128

hikarut

July 31, 2020
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Transcript

  1. #Ϧʔάσʔλ͔ΒֶͿܾఆ໦෼ੳ ݁ՌͷՄࢹԽ HSBQIWJ[EUSFFWJ[ ɹˏ.FNCFSTEBUBσʔλՄࢹԽɾϥΠϒϥϦ-5ฤ

  2. ɾࣗݾ঺հ ɾܾఆ໦ͱՄࢹԽϥΠϒϥϦ ɹ HSBQIWJ[EUSFFWJ[  ɾ#ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳ ɾ·ͱΊ "HFOEB

  3. ɾ೥גࣜձࣾΤοάγεςϜ8&#ΤϯδχΞ ɾ೥#ϦʔάἚ৓ϩϘοπ ɹɹɹɹɹϚʔέςΟϯάετϥςδετ σʔλ෼ੳ IJLBSVU IJLBSVU MJHIU ຊ ۀ ɾ೥:BIPP+"1"/৽ଔೖࣾ8&#ΤϯδχΞ

    ɾ೥גࣜձࣾΠʔϒοΫΠχγΞςΟϒδϟύϯ ग़޲  ɾ೥σʔλαΠΤϯεάϧʔϓάϧʔϓϚωʔδϟʔ ෳ ۀ ࣗݾ঺հɹߴڮޫ

  4. ܾఆ໦ͱՄࢹԽϥΠϒϥϦ

  5. ܾఆ໦ EFDJTJPOUSFF ɾ෼ྨ໦ͱճؼ໦Λ૊Έ߹Θͤͨ΋ͷͰɺπϦʔ थܗਤ ʹΑͬͯσʔ λΛ෼ྨ͢Δख๏ ෼ྨ໦ ໨తม਺ɿ࣭త ໨తม਺ɿྔత ɾಘΒΕΔ݁Ռ͕ࢹ֮తʹ෼͔Γ΍͍͢

    ɾ༧ଌ΍ػցֶश͚ͩͰͳ͘σʔλ෼ੳͱͯ͠΋࢖͍΍͍͢ ճؼ໦

  6. ՄࢹԽϥΠϒϥϦHSBQIWJ[ ɾHSBQIWJ[ (SBQI7JTVBMJ[BUJPO4PGUXBSF ͸%05ݴޠͰهड़͞ Εͨάϥϑߏ଄Λඳը͢Δ044 ɾ1ZUIPOͰ͸ܾఆ໦ͷ෼ੳ݁ՌͰΑ͘࢖ΘΕΔ IUUQTHSBQIWJ[SFBEUIFEPDTJPFOTUBCMFFYBNQMFTIUNM Hello World

  7. ՄࢹԽϥΠϒϥϦEUSFFWJ[ ɾEUSFFWJ[ %FDJTJPO5SFF7JTVBMJ[BUJPO ͸1ZUIPOͷܾఆ໦෼ੳ ΛՄࢹԽ͢ΔϥΠϒϥϦ ɾάϥϑ΍৭෼͚ʹΑͬͯՄࢹԽ͞ΕΔ͜ͱͰ௚ײతʹ෼ྨ݁Ռ͕෼ ͔Γ΍͘͢ͳΔ IUUQTHJUIVCDPNQBSSUEUSFFWJ[

  8. #ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳ

  9. #ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳ ϓϩόεέοτϘʔϧϦʔάͷΞϧόϧΫ౦ژΛྫʹউഊΛ෼ྨ ༧ଌͰ͸ͳ͘෼ੳΛ໨తͱͯ͠ߦ͏ આ໌ม਺ ໨తม਺ ɾಘ఺ ɾࣦ఺ ɾू٬਺ ɾରઓ૬ख ɾউഊ

    XJOMPTF

  10. #ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳɹݩσʔλ

  11. #ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳɹݩσʔλ આ໌ม਺ ໨తม਺ ɾಘ఺ ɾࣦ఺ ɾू٬਺ ɾରઓ૬ख ɾউഊ XJOMPTF ˞ରઓ૬ख͸μϛʔม਺ʹ͢

    Δඞཁ͕͋Δ ˠ1BOEBTͷHFU@EVNNJFT Λ࢖͏ͱศར IUUQTQBOEBTQZEBUBPSHQBOEBTEPDTTUBCMFSFGFSFODFBQJQBOEBTHFU@EVNNJFTIUNM

  12. આ໌ม਺ͱ໨తม਺Ληοτ͢Ε͹ߦͰϞσϧ͕࡞ΕΔ #ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳɹϞσϧ࡞੒

  13. #ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳɹHSBQIWJ[ʹΑΔՄࢹԽ

  14. ߦ໨ɿ৚݅ࣜ ߦ໨ɿδχ܎਺ δχෆ७౓  ˠͲͷఔ౓෼ྨͰ͖͍ͯΔ͔Λࣔ͢ࢦඪɻʹ͍ۙํ͕෼ྨ͕Ͱ͖͍ͯΔ ߦ໨ɿϊʔυͷαϯϓϧ਺ αϯϓϧׂ߹  ߦ໨ɿΫϥεຖͷαϯϓϧ਺ αϯϓϧׂ߹

     ߦ໨ɿ෼ྨ݁Ռ HSBQIWJ[Λ࢖ܾͬͨఆ໦෼ੳ݁Ռͷݟํ

  15. #ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳɹEUSFFWJ[ʹΑΔՄࢹԽ

  16. #ϦʔάσʔλΛ࢖ܾͬͨఆ໦෼ੳɹղઆ ɾࣦ఺͕఺Ҏ্͔ҎԼ͔Ͱউഊͷ෼ྨ͕େ͖͘มΘΔ ɾࣦ఺͕఺ҎԼͷ৔߹͸উ཰͕ ɾࣦ఺͕఺Ҏ্ͷ৔߹͸উ཰͕ ࣦ఺͕఺Ҏ্ ࣦ఺͕఺ҎԼ ࣦ఺͕఺Ҏ্ ˠউɿෛɿ ࣦ఺͕఺ҎԼ ˠউɿෛɿ

    HSBQIWJ[਺ࣈͰධՁ͕͠΍͍͢ EUSFFWJ[௚ײతͳධՁ͕͠΍͍͢

  17. ·ͱΊ

  18. #Ϧʔά͔ΒֶͿܾఆ໦෼ੳ ܾఆ໦෼ੳ͸݁Ռͷࢹೝੑ͕ߴ͘෼ੳͰ΋࢖͍΍͍͢ HSBQIWJ[͸ՄࢹԽϥΠϒϥϦɺEUSFFWJ[͸ܾఆ໦෼ੳ ͷ݁ՌΛΘ͔Γ΍͘͢ՄࢹԽͯ͘͠ΕΔϥΠϒϥϦ ܾఆ໦෼ੳͷ৔߹͸HSBQIWJ[ͱEUSFFWJ[Λ͏·͘࢖͍ ෼͚ͯ݁ՌΛՄࢹԽ͢Δͱྑ͍ ࣮σʔλͰܾఆ໦෼ੳ݁ՌΛՄࢹԽͯ͠ΈΑ͏

  19. ࢀߟ ɾ#Ϧʔάू٬σʔλ IUUQTXXXCMFBHVFKQBUUFOEBODF ɾεΫϨΠϐϯά IUUQTHJUIVCDPNIJLBSVU#MFBHVF ɾ෼ੳ IUUQTHJUIVCDPNIJLBSVU%BUB4DJFODFUSFFNBTUFS OPUFCPPLTCMFBHVFXJO ɾ%PDLFS +VQZUFS-BCͰܾఆ໦ϞσϧͷՄࢹԽ

    HSBQIWJ[EUSFFWJ[  IUUQTRJJUBDPNIJLBSVUJUFNTFBBDBFDCEDB

  20. &/%