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G検定#2
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asagiman
August 25, 2019
Technology
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G検定#2
asagiman
August 25, 2019
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Transcript
ෑډͷ͍"*ษڧձɹ "*δΣωϥϦετݕఆʢ݄ʣ߹֨ߨ࠲
(ݕఆ߹֨ߨ࠲ɹୈճΞδΣϯμ w ߨࢣࣗݾհˍຊߨ࠲ͷతઆ໌ʢʣ w ࢀՃऀࣗݾհʢʣ w (ݕఆͷ֓ཁઆ໌ʢʣ w ࠓճͷֶशൣғΛհ w
ʲ4UVEZ"*ʳ͔ΒࠓճͷֶशൣғͷྫΛϐοΫΞοϓʢʣ w ࠓճͷֶशൣғͰಛʹཧղ͓͖͍ͯͨ͜͠ͱɹʢʣ w ػցֶशͱԿͳͷ͔ɻ࣮ࡍͷϓϩάϥϛϯάΛݟͯΈΑ͏ʢʣ w ࣭ٙԠɹΞϯέʔτʢʣ
ࣗݾհˍຊߨ࠲ͷతઆ໌
ࣗݾհ ҵݝੜ·ΕҵݝҭͪૣҴాେֶʢจԽߏֶ෦ʣ ܯࢹிܯژͷ༗໊٤ళ ϑϦʔϥΠλʔ*5اۀͷਓࣄ୲ ൧ా༑ ϓϩάϥϛϯάྺϲ݄ ͦͷ ճͷ࠳ંܦݧΞϦ
ຊߨ࠲ͷత AIΛֶͼ͍ͨਓΛԠԉ͍ͨ͠ʂ ژͷAIൃలʹߩݙ͍ͨ͠ʂ AIനॻΛಡΈࡅ͘ମྗΛʹ͚ͭͯཉ͍͠ʂ ۀքʹ”Bump of Chicken” ΛՃ͑Δʂʂ
ࢀՃऀࣗݾհ 1. ࢯ໊ 2. झຯ 3. GݕఆΛडݧ͢Δ͔Ͳ͏͔ 4. AIͱͷؔΘΓʹ͍ͭͯ
"*ਓࡐʹ͍ͭͯɺϦΞϧͳখ ʮ"*ΤϯδχΞʹݶΒͣͰ͕͢ɺ ࠓɺݱʹΓͳ͍ͷθωϥϦετͱͯ͠׆༂Ͱ͖Δਓ ͩͱ͍͏͜ͱ͕Α͘ݴΘΕ͍ͯ·͢ɻΞϧΰϦζϜɺΤϯδχΞϦϯάɺϏδ ωεɺͦͷͯ͢ͷͰೳྗΛൃشͰ͖Δਓ͕ٻΊΒΕ͍ͯΔΑ͏Ͱ ͢ɻʯ
CZגࣜձࣾϝϧΧϦɹ"*ΤϯδχΞɹদԬྰԻ͞Μ IUUQTUZQFKQFUGFBUVSF
Gݕఆͷ֓ཁઆ໌
(ݕఆͷ֓ཁઆ໌ఆٛ (ݕఆͱʁ ɹ"*δΣωϥϦετΛഉग़͢ΔͨΊͷݕఆͷ͜ͱ ɹ"*δΣωϥϦετͱʁ ɹʰσΟʔϓϥʔχϯάͷجૅࣝΛ༗͠ɺదͳ׆༻ํΛܾఆ͠ ͯࣄۀԠ༻͢ΔೳྗΛ࣋ͭਓࡐʱʢ+%-"ެࣜ)1ʣ
(ݕఆͷ֓ཁઆ໌ࢼݧ֓ཁ ެࣜHPΛࢀর͠·͠ΐ͏ʂ JDLAެࣜHP
(ݕఆͷ֓ཁઆ໌࣮ࡍͲΜͳࢼݧͳͷʁ ࣌ؒΊͬͪΌݫ͍͠ ͷΛͰղ͢Δʹʹ͔͚ΒΕΔฏۉ࣌ؒඵ ҉هଈͰ͖ΔϨϕϧʹ͠Α͏ʂ ˑ5*14 ɹͯ͢ͷʹνΣοΫϘοΫε͕ଘࡏ͠·͢ɻ ɹগ͠ͰΜͩνΣοΫͯ͠ޙճ͠ʹͯ͠͠·͓͏ʂ
(ݕఆͷ֓ཁઆ໌࣮ࡍͲΜͳࢼݧͳͷʁ ݫ͠Ί ؙ҉هͰͯ͢ʹ͑ΒΕͳ͍ɻ ಛʹσΟʔϓϥʔχϯάʹؔͯ͠ཧղΛਂΊ͍ͨͱ͜Ζɻ ˑTIPS ɹେ·͔ͳߏͪ͜Βɻ ɹ1:ਓೳͷجૅࣝʢୈ1ষʙୈ3ষʣɹɹ2ׂ ɹ2:σΟʔϓϥʔχϯάʢୈ4ষʙୈ7ষʣɹɹ6ׂ ɹ3:࢈ۀͷԠ༻ɾ࣌ࣄʢୈ8ষʙୈ9ষʣ2ׂ
ࠓճͷֶशൣғ
ࠓճͷֶशൣғ ୈ4ষɿػցֶशͷ۩ମతख๏ ʢࢀরɿAIനॻɾGݕఆެࣜςΩετʣ
ʲStudy-AIʳ͔ΒࠓճͷֶशൣғͷྫΛ ϐοΫΞοϓ
4UVEZ"*ͱʁ גࣜձࣾφτϑ͕ӡӦ͢ΔɺਓೳΛֶͿ͜ͱͷͰ͖ΔαΠτ Study-AI
ٖࢼݧΛݟͯΈΑ͏ Study-AI
ٖࢼݧΛݟͯΈΑ͏ Study-AI
ࠓճͷֶशൣғͰಛʹཧղ͓͖͍ͯͨ͜͠ͱ
Ұཡ ୈষΑΓ ػցֶशͷछྨΛཧղ͠Α͏ ϞσϧͷݕূɾධՁํ๏ΛΖ͏ ࣮ࡍʹಈ͘ػցֶशΛݟͯΈΑ͏
ୈষΑΓ ػցֶशͷछྨΛཧղ͠Α͏ ϞσϧͷݕূɾධՁํ๏ΛΖ͏ ࣮ࡍʹಈ͘ػցֶशΛݟͯΈΑ͏
ػցֶशͷछྨ 1. ڭࢣ͋Γֶश 2. ڭࢣͳֶ͠श 3. ڧԽֶश ʢ࣍ճհʣ
AISIA
ڭࢣz͋Γzֶश ֓ཁɿֶशσʔλʹਖ਼ղϥϕϧΛ͚ͭΔʢೖྗͱग़ྗʣ ɹɹɹͦͷσʔλʢઆ໌มʹಛྔʣͱਖ਼ղʢతมʣͱͷؔੑΛ ɹɹɹɹֶश͢Δ ༻ྫɿ͜Ε·ͰूΊͨσʔλ͔ΒύλʔϯΛೝࣝ͠ɺྸ༧ଌ͢Δ ɹɹɹɹʢΞϫϏͷྸ༧ଌɿճؼʣ ɹɹɹɹݘɺೣɺτϥͷը૾Λֶश͠ɺྨ͢ΔϞσϧ ɹɹɹɹʢλΠλχοΫ߸ɿྨʣ ɹɹɹɹˑޙ΄Ͳɺ࣮ࡍʹϓϩάϥϜΛಈ͔͠·͢
ڭࢣ͋ΓֶशʢදతΞϧΰϦζϜʣ w ઢܗճؼɹɹɹɹɹɹɹɹʹɹճؼͷख๏ ɹɹɹɹɹɹɹɹɹɹɹɹɹɹΞϫϏͷྸ༧ଌͰհ w ϩδεςΟοΫճؼɹɹɹʹɹྨͷख๏ w ϥϯμϜϑΥϨετɹɹɹʹɹྨͷख๏ ɹɹɹɹɹɹɹɹɹɹɹɹɹɹλΠλχοΫ߸ੜଘऀ༧ଌͰհ w
ϒʔεςΟϯάɹɹɹɹɹʹɹྨͷख๏ w αϙʔτϕΫλʔϚγϯɹʹɹྨɾճؼͲͪΒ0, w χϡʔϥϧωοτϫʔΫɹʹɹྨɾճؼͲͪΒ0,
ڭࢣ͋ΓֶशʢϩδεςΟοΫճؼʣ http://nonbiri-tereka.hatenablog.com/entry/2014/06/30/134023 γάϞΠυؔ
ڭࢣ͋ΓֶशʢϥϯμϜϑΥϨετʣ ౷ܭϥϘ γάϞΠυؔ
ڭࢣ͋ΓֶशʢϒʔεςΟϯάʣ Géron, Aurélien. "Hands on Machine Learning with scikit-learn and
Tensorflow." (2017).
ڭࢣ͋Γֶशʢ47.ʹαϙʔτϕΫλʔϚγϯʣ Logic of Blue
ڭࢣ͋Γֶशʢ47.ʹαϙʔτϕΫλʔϚγϯʣ Logic of Blue
ڭࢣ͋Γֶशʢ47.ʹαϙʔτϕΫλʔϚγϯʣ Logic of Blue
ڭࢣ͋Γֶशʢ47.ʹαϙʔτϕΫλʔϚγϯʣ Logic of Blue
ڭࢣ͋Γֶशʢ47.ʹαϙʔτϕΫλʔϚγϯʣ Logic of Blue
ڭࢣ͋Γֶशʢ47.ʹαϙʔτϕΫλʔϚγϯʣ Logic of Blue
ڭࢣ͋Γֶशʢ47.ʹαϙʔτϕΫλʔϚγϯʣ Logic of Blue
ڭࢣ͋Γֶशʢ47.ʹαϙʔτϕΫλʔϚγϯʣ Logic of Blue
ڭࢣ͋ΓֶशʢχϡʔϥϧωοτϫʔΫʣ https://www.atmarkit.co.jp/ait/articles/1811/20/news012.html ଟύʔηϓτϩϯ
ڭࢣzͳ͠zֶश ֓ཁɿֶशσʔλʹϥϕϧΛ͚ͳ͍Ͱֶश͢ΔʢೖྗͷΈʣ ɹɹɹͦͷσʔλͷ࣋ͭߏɺಛΛࣝผ͢Δ ɹɹɹɹྨࣅσʔλͷάϧʔϐϯάσʔλΛಛ͚ͮΔใΛநग़͢Δ ༻ྫɿ&$αΠτͷߪങσʔλ͔Βɺސ٬ΛΫϥελϦϯά͢Δ ɹɹɹɹσʔλΛಛ͚ΔใΛநग़͢Δʢ࣍ݩݮʣ
ڭࢣzͳ͠zֶश ΫϥελϦϯά
ڭࢣzͳ͠zֶशʢදతΞϧΰϦζϜʣ w LNFBOTɹɹɹɹɹɹ w ओੳɹɹɹɹɹɹɹ
ڭࢣzͳ͠zֶशʢLNFBOTʣ Math Works
ڭࢣzͳ͠zֶशʢLNFBOTʣ Math Works
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ୈষΑΓ ػցֶशͷछྨΛཧղ͠Α͏ ϞσϧͷݕূɾධՁํ๏ΛΖ͏ ࣮ࡍʹಈ͘ػցֶशΛݟͯΈΑ͏
σʔλͷѻ͍ ະͷσʔλʹର͢Δ༧ଌೳྗ͕େ ༻ҙͰ͖ΔσʔλΛׂ͠ɺධՁʢʹަࠩݕূʣ ɹɹɾ܇࿅༻ (train_set) ɹɹɾධՁ༻ (test_set)
ਖ਼ଇԽ աֶशΛ͍Ͱ൚ԽੑೳΛߴΊΔͨΊͷςΫχοΫ AIZINE
ୈষΑΓ ػցֶशͷछྨΛཧղ͠Α͏ ϞσϧͷݕূɾධՁํ๏ΛΖ͏ ࣮ࡍʹಈ͘ػցֶशΛݟͯΈΑ͏
֓ཁ 1. ͔Δ͜ͱ ػցֶशͷҰ࿈ͷྲྀΕɾલॲཧͷํ ಛྔબఆͷํ 2. Ռ ༧ଌੳ݁Ռ
fin ୯ޠா