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DSB.pdf

 DSB.pdf

yujiariyasu

March 10, 2020
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  1. ❍ԿΛ͔ͨ͠ • ͱΓ͋͑ͣEDA • υϝΠϯ஌ࣝೖΕΔ • KernelͱDiscussionͷΞΠσΞجຊશ෦ࢼ͢ • Kaggleຊʹॻ͍ͯ͋Δ͜ͱશ෦ࢼ͢ •

    ࡉ͔͍σʔλΛ͘·ͳ͘ݟΔ(۩ମతͳ΍Γํ͸ޙड़) • ࿅श݉Ͷͯͱʹ͔͘୔ࢁಛ௃ྔ࡞Δ(3000ݸҎ্) • Feature Selection • CVઓུ • Data Augmentation(test શ෦࢖͏΋ͷͱɺtrainͷpan balance౳࢖͏΋ͷ ͷΈࢼͨ͠)
  2. ❍ಛ௃ྔʹ͍ͭͯ • ಉλΠτϧʹؔ͢Δ੒੷ɺͲΕ͘Β͍લʹϓϨΠ͔ͨ͠ɺϨίʔυ਺ͳͲͳͲɻͨ͘͞Μ • ͦͷଞήʔϜλΠτϧ(23ݸ͘Β͍)ʹ΋্هΛద༻ • Worldબ୒εϐʔυ • 'type', ‘event_code'ͳͲͳͲͷϢχʔΫ਺

    • clipΛεΩοϓ͢Δࢠ͔Ͳ͏͔ɺͲΕ͘Β͍ͷׂ߹ݟ͔ͨ • happycamel, scrubadub, bubble_bathͳͲɺΫϦΞʹஈ֊͕͋Δ΋ͷɺ೉қ౓͕૿͍ͯ͠ ͘΋ͷʹؔͯ͠͸ɺͲ͜·ͰΫϦΞ͔ͨ͠ɺͦΕͧΕͷਖ਼ղ਺ͷׂ߹ͳͲ • level, round, missͳͲʹؔͯ͠ • installޙɺ࠷ॳʹ๚ΕͨλΠτϧɻԦಓͷ3λΠτϧ͔൱͔ͳͲɻੜ੒ޙtarget encodingɻ • Ұ൪࠷ۙ๚ΕͨgameͷλΠτϧʹؔ͢Δ΋ͷ • ಉ࣌ؒ͡ଳʹߜͬͯ৭ʑͳಛ௃Λ(਌ͱͷ۠ผΛ͔ͨͬͨ͠) • ্هͷதͰॏཁͦ͏ͳ΋ͷ͸weighted΋ੜ੒ • ΫϥελϦϯά(ͲͷΫϥελʹଐ͔͢ɺΫϥελͷॏ৺͔Βͷڑ཭) • ্هͷ2~3000ఔ౓ͷಛ௃ͷத͔Βॏཁͦ͏ͳ΋ͷΛֻ͚߹ΘͤΔɻ10ສҎ্ੜ੒
  3. ❍൓ল఺ ɾςετॻ͍ͨํָ͕͔ͩͬͨ΋ → 1ϲ݄Ҏ্ͱ͔ίϛοτ͢ΔΜͩͬͨΒɺςετॻ͍ͨํ͕݁ہ࣌ؒ୹ॖʹͳΓͦ͏ ɾத్൒୺ʹprobingͯ͠AugumentationࣙΊͯ͠·ͬͨ → private testΛ଍ͨ͠CVΛprobͨ͠ΒԼ͕͍ͬͯͨͷͰࣙΊ͕ͨɺ଍͠ํͷ޻෉͕ॆ෼Ͱͳ͔ͬͨ ɾ৭ΜͳཤྺΛϑΝΠϧͰ࢒͓͚ͯ͠͹Α͔ͬͨ →

    ΈΜͳ΍ͬͯ·͢ʁ001_features.pyΈ͍ͨͳ΍ͭͱ͔࣮ݧ݁ՌͷཤྺͷςΩετ࢒͢ͱ͔… ɾPLBʹৼΓճ͞Εͯ͠·ͬͨɻ(Discussion΍νʔϜϚʔδͰ΋݁ߏΈΜͳPLBॏཁࢹ͍ͯͨ͠ͷͰ…) → DiscussionͰ΋ɺڧ͍ਓ͸PLB౰ͯʹͳΒͳ͍ͱݴ͍ͬͯΔ܏޲͕͋ͬͨΑ͏ʹࢥ͏ɻؒҧͬͨҙݟ ΋͋Δͱೝࣝ͢΂͖ͩͬͨ ɾFeature Selection͕ͱʹ͔͘͏·͍͔͘ͳ͔ͬͨ(Α͏ʹݟ͑ͨ) →͜Ε΋PLBΛա౓ʹࢀߟʹͯ͠͠·ͬͨͨΊɻࢀߟʹͳΒͳ͍ίϯϖ΋͋Δͱ஌ͬͨ →late subʹΑΔͱɺී௨ʹfeature importanceͰ΋͍͍͠ɺnull importance΋ྑ͔ͬͨɻpermutation importance͸ͪΐͬͱඍົ ɾ్த͔Βfast sub࢖͍͗ͯ͢privateͷscore͕0ͷ͹͔ͬΓʹͳͬͯ͠·ͬͨɺ෮श·Ͱߟ͑Δ΂͖ͩͬ ͨ ɾਫ਼౓্͕Βͳͯ͘࠷ޙͷ1ϲ݄͸μϨͯ͠·ͬͨ