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テキストマイニングによるプロ野球選手の分析 / Baseball Play Study 2...
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7pairs
March 22, 2016
Programming
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テキストマイニングによるプロ野球選手の分析 / Baseball Play Study 2016 Spring
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Transcript
ςΩετϚΠχϯάʹΑΔ ϓϩٿબखͷੳ ୩ ५ 2016-03-22 BPStudy#103
ͨΓোΓͷͳ͍ࣗݾհ • ୩ ५ʢͤ ͡ΎΜʣ • Twitterɿ@7pairs • GitHubɿhttps://github.com/7pairs •
גࣜձࣾΞΠϞόΠϧॴଐ • WebΤϯδχΞ݉AndroidΤϯδχΞ • C#ɺJavaScriptɺJavaɺC++…ͳͲ
ͨΓোΓͷ͋Δࣗݾհ • ͖ͳνʔϜ ࡛ۄϥΠΦϯζ • ͖ͳબख ઙଜӫేɺ • ͖ͳνϟϯεςʔϚ νϟϯς4
• ͖ͳϊʔώοτϊʔϥϯະ 20055݄13 vs.ಡചδϟΠΞϯπઓ • ͖ͳΞχϝίϥϘσʔ Β͖ˑͨ͢σʔ • ͖ͳԶୡ খࣉྗ • ͖ͳବ֎ਓ ϚΠΫɾύάϦΞϧʔϩɺΞʔΩʔɾγΞϯϑϩοί
͓ئ͍ ۀͰ͜ͷΑ͏ͳςΩτʔͳੳΛ͍ͯ͠ΔΘ͚Ͱ͋ Γ·ͤΜͷͰɺࠓճͷൃද͋͘·Ͱωλͱָ͓ͯ͠͠ Έ͍ͩ͘͞ɻ
εϙʔπࢴͷهࣄΛੳͯ͠Έͨ
ੳͷత • εϙʔπࢴͷهࣄΛੳ͢Δ͜ͱͰɺબखͷಛ ΛͱΒ͑Δ͜ͱ͕Ͱ͖ͳ͍͔ • ͨͱ֤͑νʔϜͷେ๒Ͱ͋ΕɺʮϗʔϜϥϯΛଧͬ ͨʯͱ͍͏༰ͷهࣄ͕ଟ͘ͳΓɺ͋ΔఔࣅͨΑ ͏ͳΛࣔ͢ͷͰͳ͍͔ • ରʹɺຯͳબखهࣄʹͳΓͮΒ͘ɺͪ͜Β
ΓԿΒ͔ͷ͕ग़ͯ͘ΔͷͰͳ͍͔
ੳରͷσʔλ • εϙʔπࢴͷαΠτͰެ։͞Ε͍ͯΔʢ͍ͨʣ2015ͷهࣄ • ެڞੑͷߴ͍ɺશࠃࢴࡿԼͷεϙʔπࢴͷΈΛରͱ͢Δ • ץεϙʔπ • εϙʔπχοϙϯ •
εϙʔπใ • αϯέΠεϙʔπ • Wayback MachineGoogleʹΩϟογϡ͞Ε͍ͯΔɺαΠτͷ τοϓϖʔδ͔ΒͷϦϯΫઌΛऔಘ • ظؒதͷͯ͢ͷهࣄΛऔಘͰ͖͍ͯͳ͍ʢࠓޙͷ՝ᶃʣ
બख໊ͷ໊دͤ • هࣄʹΑͬͯɺϑϧωʔϜͰ͋ͬͨΓබࣈ͚ͩͰ͋ͬͨΓͱදه͕ ·ͪ·ͪ • ͨͱ͑ʮઙଜӫేʯͱʮઙଜʯΛʮ̡ઙଜʯͱ͍͏୯ޠʹ໊د ͤ͢Δ • ʮதଜ߶ʯΛʮ̡தଜʯʹدͤΔ͜ͱͰ͖Δ͕ɺʮதଜʯ ̡ͳͷ͔̝ͳͷ͔ɺͨ·ͨͦΕҎ֎ͷνʔϜͳͷ͔ɺ୯७ʹ
அ͢Δ͜ͱͰ͖ͳ͍ • લޙ3୯ޠҎʹνʔϜ໊͕͋ΕɺػցతʹͦͷνʔϜʹྨ • ͦΕҎ֎ͷέʔεख࡞ۀͰྨʢࠓޙͷ՝ᶄʣ
ੳͯ͠Έͨ • ໊دͤͨ͠هࣄΛMeCabͰ͔ͪॻ͖͢Δ • ࣙॻmecab-ipadic-NEologd + Wikipediaͷݟग़͠ ޠ + ͯͳΩʔϫʔυ
• Word2VecͰ୯ޠΛϕΫτϧԽͯ͠…… • ྨࣅͷߴ͍୯ޠΛநग़ͯ͠ΈΔ • ࣍ݩݮͯ͠2࣍ݩʹϓϩοτͯ͠ΈΔ • Ϋϥελʔੳͯ͠ΈΔ
ੳͯ͠Έͨ݁Ռ͆͆͆͆͆ ͥΜͥΜବͰͨ͠……
ઓ൜ • ಉ͡νʔϜͷબखͷྨࣅ͕ߴ͘ͳΓ͗͢Δ • Word2Vecʮಉ͡จ຺ͰΘΕΔ୯ޠͰ͋Εಉ͡ ҙຯͰ͋Δʯͱղऍ͢Δ • هࣄͰνʔϜ໊ͱબख໊͕ซه͞ΕΔ͜ͱ͕ଟ͍ • ೦͕ͩવ
• ొϙδγϣϯʹ͍ͭͯಉ༷ͷ͕͋Δ
վળҊ • Word2Vec୯ޠͷҙຯߏΛϕΫτϧԽ͢Δ • ୯ޠಉ࢜ͷ͠ࢉɺҾ͖ࢉ͕Մೳ • King - Man +
Woman → Queen ͳͲ • ڧ͍ӨڹΛ༩͍͑ͯΔ୯ޠͷϕΫτϧΛҾ͍͔ͯΒੳ ͢ΕɺΑΓ७ਮͳબखͷใΛѻ͑ΔͷͰ……ʁ
͏Ұੳͯ͠Έͨ • ໊دͤͨ͠બख͔ΒॴଐνʔϜɺొϙδγϣϯΛҾ ͍ͨϕΫτϧΛٻΊΔ • ̡ઙଜ - ࡛ۄϥΠΦϯζ - ख
• νʔϜ໊ͷ໊د͕ͤඞཁʹͳΔʢࠓޙͷ՝ᶅʣ • ্هͷϕΫτϧΛ࣍ݩݮ͠ɺ2࣍ݩʹϓϩοτ͢Δ • 2015ύɾϦʔάͷنఆଧ੮౸ୡऀ30໊Λରͱ͢Δ • ࡞ۀྔతʹ͜Ε͕ݶքͰͨ͠……
2015ύɾϦʔάنఆଧ੮౸ୡऀ
2015ύɾϦʔάنఆଧ੮౸ୡऀ γʔζϯ௨ͯ͠टҐଧऀΛ ૪ͬͨळࢁͱ༄ా
2015ύɾϦʔάنఆଧ੮౸ୡऀ ຊྥଧԦɺϓϨϛΞͷ൪Λ ૪ͬͨதଜͱதా
2015ύɾϦʔάنఆଧ੮౸ୡऀ େࡕۅӂ͕Өڹ͍ͯ͠Δ Մೳੑʜʜ
2015ύɾϦʔάنఆଧ੮౸ୡऀ ଧܸΑΓकඋͰߩݙͨ͠ هࣄ͕ଟ͍͔Βʁ
·ͱΊ
·ͱΊ • બखͷͷยྡྷ͘Β͍ݟ͑ͨ • ੳରͷจষΛ૿͢ඞཁ͕͋Δ • ੳ࣌ͷύϥϝʔλνϡʔχϯάࣄલॲཧΛͬͱ ؤுͬͯΈΔ • ࣈʹ݁ͼ͚ͭΔͷͦ͠͏
• ͕ࣅ͍ͯΔͱ͍͏͜ͱݴ͑ͯɺͲͷ͘Β͍ͷ ͔Λࣔ͢͜ͱ͕Ͱ͖ͳ͍
͓·͚ɿࣗͷϒϩάͷهࣄΛੳͯ͠Έͨ
RelieverNotFoundException • URLɿhttp://lions.blue/ • ҠసΛ܁Γฦ͠ͳ͕Β11ଓ͍͍ͯΔͷͰɺੳରͷهࣄἧ͍ͬͯΔ • 2004ޙઓҎ߱ͷʢ࡛ۄʣϥΠΦϯζͷެࣜઓશࢼ߹ • 2004Ҏ߱ͷύɾϦʔάΫϥΠϚοΫεγϦʔζʢϓϨʔΦϑʣશࢼ߹ •
2004Ҏ߱ͷຊγϦʔζશࢼ߹ • ΞςωɺژΦϦϯϐοΫͷຊઓશࢼ߹ • ୈ1ճʙୈ3ճϫʔϧυϕʔεϘʔϧΫϥγοΫͷຊઓશࢼ߹ • ୈ1ճϓϨϛΞ12ͷຊઓશࢼ߹ • બख໊ΛείΞϘʔυͷදهͰ౷Ұ͍ͯ͠ΔͷͰ໊دͤͷඞཁ͕ͳ͍ • ͪͳೣͷϒϩάͳͷͰެฏੑօແ • ͨ·ʹݱ࣮ಀආ͍ͯ͠Δهࣄ͕͋Δ
ʮதଜʯͱͷྨࣅ͕ߴ͍୯ޠ ͦ͏ͦ͏ͨΔڧଧऀͷإͿΕ ୯ޠ ྨࣅ ΧϒϨϥ ϝώΞ
ϑΣϧφϯσε ϒϥθϧ தౡ ((ࠤ౻ ઙଜ ా খּݪ Ҵ༿
ʮେপʯͱͷྨࣅ͕ߴ͍୯ޠ ܴʂ ୯ޠ ྨࣅ খࣉ ా
େੴ Ԭຊಞ ౻ా ΰϯβϨε ڐ Տݪ ࡾҪ
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ ࠓγʔζϯΑΖ͓͘͠ئ͍͍ͨ͠·͢