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ւಓຊϋϜϑΝΠλʔζ࿈ͷ ՄೳੑΛPythonͱσʔλͰߟ͑ͯΈΔ ʙ·ͨɺԬιϑτόϯΫϗʔΫεͷ͠ํʙ Shinichi Nakagawa(Retty.Inc Engineer/Baseball Analyst) Baseball Play Study 2017 NPB։ນલSP(BPStudy #115)
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Who am I ? • Shinichi Nakagawa(@shinyorke) • Retty. Inc Engineer/ڕྉཧ୲ • ٿͷਓ,ʮٿ PythonʯͰݕࡧʂ • ٿ౷ܭֶ͕େ • ϋϜ/ΞεϨνοΫε/தౡ/Ԭେւ/ϏϦʔɾϏʔϯ • ʲϒϩάʳٿ͖͕౷ܭֶΛ֮͑ΔҝͷֶशϑϩʔΛ࡞ͬͯΈ·ͨ͠ http://shinyorke.hatenablog.com/entry/yakyu-toukeigaku-manabou
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Starting member • σʔλΛूΊͯՄࢹԽ͢Δ(scrapy&Re:Dash) • 2016ύɾϦʔά;Γ͔͑Γ(σʔλͰ) • ϋϜ͕ϗʔΫεΛͨ͢ΊʹΔ͖͜ͱ • ·ͱΊ
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σʔλΛूΊΔɾՄࢹԽ͢Δ
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ࠓճ࡞ͬͨ͘͠Έ ͔ͳΓγϯϓϧͰ͢
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ੳ(Re:Dash Query) εΫϨΠϐϯάͨ݁͠ՌΛಓʹQueryॻ͍ͯͬͯ·͢w
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ՄࢹԽ(Re:DashμογϡϘʔυ) άϥϑͰಡΊΔ&εέδϡʔϥͰఆظߋ৽ΠέΔ͓
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(ITษڧձͬΆ͍)ղઆ • PythonϝΠϯͷΤίγεςϜͰߏங • ScrapyͰWebαΠτઐ༻ͷΫϩʔϥʔΛ࡞ • Scrapyͷitem pipelineͰMySQLʹσʔλΛૠೖ • ૠೖͨ͠σʔλΛRe:Dashʹܨ͍Ͱੳ&ՄࢹԽ • ৄ͘͠PyCon mini Kumamoto 2017Ͱൃද͠·͢ʂ
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2016ύɾϦʔά;Γ͔͑Γ (σʔλΛத৺ʹ)
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2016;Γ͔͑Γϧʔϧ • ҎԼͷ݅ʹ֘͢ΔબखΛϐοΫΞοϓ • 1܉Ͱ50ଧ੮Ҏ্ग़ͨ͠ख • ಉ͘͡,1܉Ͱ30ΠχϯάҎ্͛ͨख • େ୩ᠳฏखɾख྆ํͰΧϯτ • ୀஂͨ͠બख(ཅଲ߯,ͳͲ)֎ͨ͠ • ଧऀRC27,खDIPS(FIP)ͰύϑΥʔϚϯεΛධՁ • ߋʹเͱͷֻ͚߹ΘͤͰܰ͘νΣοΫ
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RC27(Run Created / 27outs) • RC(Run Created)Λ27Ξτ(≒Ұࢼ߹)ʹ׳Βͨ͠ࢦඪ • “9ਓେ୩ͷଧઢ VS 9ਓΪʔλͷଧઢͲ͕ͬͪڧ͍?” తͳΛղ͘ʹଧ͚ͬͯͭͷࢦඪ • RC27 =((ग़ྥೳྗA × ਐྥೳྗB) / ग़ྥػձC) / 27outs ※େࡶͳࣜͷߏ • ৄ͍ࣜ͠ɾߟ͑ํηΠόʔϝτϦΫεຊ͘͠άάΕ.
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RC27(ϋϜVSϗʔΫε) ϗʔΫε͕উͬͯΔ,աڈࡾؒਪҠͦΜͳײ͡ 2014͚ͩউͬͯΔͷएׯṖ
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RC27ϕʔεͷࢿରޮՌ&બख 1RC27͋ͨΓͷίετϗʔΫεͷ΄͏͕ߴ͍͔ͭϋϜͷഒۙ͘ ϥϯΩϯάେ୩ᠳฏͱ༄ా༔ذͷܼग़͕Ϡό͍(খฒײ)
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DIPS(FIP) • “खୣࡾৼɾ࢛ٿɾଧ,खΠϯϓϨʔʹΛ” ͜ͷ֓೦ΛDIPS(σΟʔΞΠϐʔΤε)ͱݺͿ • DIPS֓೦Ͱ͋ΓࢦඪͰͳ͍,࣮ࡍҎԼͷࢦඪͰධՁ • FIP(xFIP) • tERA,etc… • ࠓճσʔλͷ߹্,FIP(֓ࢉ)Λ༻ ˞ิਖ਼Λ3.12ݻఆ,ܟԕ࢛ٿͷߟྀͳ͠
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FIPͱίετ(ϋϜVSϗʔΫε) FIPϋϜ͕ѹతʹ͍͍,ϗʔΫεٿ(ςϥε)ͰଛΛ͍ͯͦ͠͏ ΠχϯάͨΓͷίετϗʔΫεߴਿ͍ʂʂʂ
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σʔλͰΘ͔ͬͨ͜ͱ • ϋϜͷखਞ҆ఆ͍ͯ͠Δ(FIPϕʔεͰ) • ϗʔΫεͷ߈ܸྗϠό͍(RC27ϕʔεͰ) • ࢿରޮՌѹతʹϋϜ͕ྑͦ͞͏ • ϗʔΫεΨοπϦࢿͯ͠উͪʹߦͬͯΔ
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ϋϜ͕ϗʔΫεΛ͢ʹ?
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ϗʔΫεΛ͢ํ๏ • ख(ଧઢ) • ೋྥͷ߈ܸྗΛ্͛Δ(ࠩΛ͛Δ) • ҰྥͱDHͷ߈ܸྗͰϗʔΫεʹෛ͚ͳ͍ • ख(कඋ) • தܧ͗ͷӡ༻Λ͢Δ • ֎ͷकඋྗΛ׆͔͢
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ϗʔΫεΛ͢ᶃʮଧܸʯ • ϗʔΫεೋྥख͕ऑ • ߈कڞʹϗʔΫεೋྥख͕ෆࡏ • ϋϜాத݈հ+OPઓઈௐԣඌढ़ݐͷى༻͕ΧΪ • ҰྥͱDHϗʔΫεͱޓ֯ʹΕΔ • ᠳ͞ΜγʔζϯऴྃޙFA(ݟࠐΈ),࠷ޙؤுΔΖ(֬৴) • େ୩ᠳฏͷDHग़ػձ૿͕ͳʹ͛ʹΧΪ
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ϗʔΫεΛ͢ᶄʮखɾकඋʯ • தܧ͗ͷӡ༻Λ͢Δ • ઌൃਞͰϗʔΫεʹউͯͳ͍ͷͰதܧ͕͗ॏཁ • (ύϑΥʔϚϯεΛग़ͤΔͳΒ)૿Ҫߒढ़ͷதܧ͗෮ؼਖ਼ղ • 伴୩ཅฏͱനଜ໌߂ͷͱ෮׆͕ΧΪ • ֎ͷकඋྗͰࠩΛ͚ͭΔ • ϗʔΫεFIP͕ѱׂ͍ʹ֎कඋ͕एׯո͍͠. ͤΊͯΪʔλΛϥΠτʹճͤͨΒ…! • ངًɾԬେւʹଓ͘कͷ֎ख͕ग़ͨΒࣦࠩͰউͯΔʂ
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·ͱΊ • ͦΒʢϗʔΫε͓ۚΛ͍࣋ͬͯͯ߈ܸྗ͕͋ͬͯʣ ͦ͏ʢϋϜҙͱकඋͰউͪʹߦ͘ʹʣ Αɹʢܾ·͍ͬͯΔ͡Όͳ͍͔ʣ • ϋϜ༗རϙδγϣϯͷೋྥͱதܧ͗Ͱ೪Ε࿈ߦ͚ͦ͏ • ϗʔΫεઌൃͰࠩΛ͚ͭΔͱಉ࣌ʹ֎कඋͷվળΛ • ፰߅ͨ͠ͱ͖ҰྥͱDHͷࠩͰܾ·Γͦ͏ • ଞͷύɾϦʔά4ٿஂ…ΠΩϩ
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એ(ͪΐͬͱ͚ͩ) • RettyٿͱPythonʹʮ͔ͳΓʯຊؾͰ͢ʂ • ػցֶश͘͘ձ,Python͘͘ձ͍ͣΕΔΑʂ • ٿ͖αʔΫϧͷSlackνϟϯωϧ͋ΔΑʂ • Πϕϯτεϖʔε(50ʙ100ਓऩ༰)ͰύϒϦοΫϏϡʔΠϯά • ٿ؍ઓΠϕϯτͱ͔,ͳΜͩͬͨΒσʔλੳձΔΑ? ※ݸਓͷݟղͰ͢
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(ϫΠͷνʔϜʹ)͓͍ͪͯ͠·͢m(__)m Ϣʔβʔ͞Μͱ͓ళ͞ΜͷHappyΛͭ͘ΔPython͍ืूʂ https://www.wantedly.com/projects/93896
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ήʔϜηοτʂʂʂ ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠&ࠓϋϜຊҰͰʂ Shinichi Nakagawa(Twitter/Facebook/hatena:@shinyorke)