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FiveBox
April 10, 2017
Technology
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Processing Slide 1 of 7 FiveBox_LT_2017_April_ TakeruMatsumoto
FiveBox 2017年度春のLT大会のスライド
FiveBox
April 10, 2017
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Transcript
໊લ:দݩ݈(͚ͨΔ) ৬छ(ΤϯδχΞͷΠϯλʔϯ) ࣗݾհ Ͱ͖Δ͜ͱ 1SPDFTTJOH ͓͠ $ݴޠ ୯Ґग़ͨ 1ZUIPO
ͪΐͬͱจ๏Θ͔Δ͘Β͍ ڵຯ͋Δ͜ͱ ΞϓϦέʔγϣϯ։ൃ ػցֶश
Scikit-learnͰػցֶशʹೖͯ͠Έͨ ʙͬͨͷʙ ༻ݴޠ:Python 3.5.2(Anaconda) ػցֶशϥΠϒϥϦ: Scikit-learn ֶशσʔλʹMNISTσʔληοτΛ༻ ʙඪʙ ػցֶशͷେ·͔ͳྲྀΕΛΔ ৭ʑௐΔ্Ͱɺ͍ΖΜͳࣝΛٵऩ͢Δ
Scikit-learnͰػցֶशʹೖͯ͠Έͨ ͍͍ͩͨͷྲྀΕௐͨ σʔλ࣋ͬͯ͘Δ ˣ σʔλ͔Βಛநग़ લॲཧ ˣ ϞσϧΛ࡞Δ ˣ
ʂ
ଟ͜Μͳײ͡ ࢦఠ͍ͩ͘͞ɻ
Scikit-learnͰػցֶशʹೖͯ͠Έͨ σʔλ4DJLJUMFBSOʹ࠷ॳ͔ΒೖͬͯΔ *SJTσʔληοτ ΞϠϝ Λ͏ σʔλ࣋ͬͯ͘Δ ˣ σʔλ͔Βಛநग़ લॲཧ
ˣ ϞσϧΛ࡞Δ ˣ ʂ
Scikit-learnͰػցֶशʹೖͯ͠Έͨ छྨͷΞϠϝΛྨ͍͖ͯ͠·͢
Scikit-learnͰػցֶशʹೖͯ͠Έͨ ͜Μͳײ͡Ͱ·ͱΊΒΕͯΔͷ͔Β QFUBM ՖͼΒ ͷ͞ͱ෯Λֶͬͯश͠·͢
Scikit-learnͰػցֶशʹೖͯ͠Έͨ શͯΛτϨʔχϯάσʔλʹ͢ΔΘ͚ʹ͍͔ͳ͍ͷͰɺ UFTU@TJ[FͰશମͷΛςετ༻σʔλʹ͢Δ 9 ZʹͦΕͧΕՖͼΒͷ͞ͷσʔλͱΫϥεϥϕϧ͕ೖͬͯΔ σʔλ࣋ͬͯ͘Δ ˣ σʔλ͔Βಛநग़ લॲཧ
ˣ ϞσϧΛ࡞Δ ˣ ʂ
Scikit-learnͰػցֶशʹೖͯ͠Έͨ 4DJLJUMFBSOʹ͋Δ4UBOEBSE4DBMFS ΛͬͯσʔλΛඪ४Խ σʔλ࣋ͬͯ͘Δ ˣ σʔλ͔Βಛநग़ લॲཧ ˣ ϞσϧΛ࡞Δ
ˣ ʂ
Scikit-learnͰػցֶशʹೖͯ͠Έͨ ΤϙοΫ ֶशͰֶशͤ͞Δ σʔλ࣋ͬͯ͘Δ ˣ σʔλ͔Βಛநग़ લॲཧ ˣ ϞσϧΛ࡞Δ
ˣ ʂ
Scikit-learnͰػցֶशʹೖͯ͠Έͨ QSFEJDU ؔͰςετσʔλΛ༧ଌ ޡྨͷදࣔ 4DJLJUMFBSOͷBDDVSBDZ@TDPSF͔Βਖ਼ղΛදࣔͤ͞Δ
Scikit-learnͰػցֶशʹೖͯ͠Έͨ ࣮ࡍʹ࣮ߦͯ͠ΈΔͱ͜Μͳײ͡ ޡྨͷ͕̐ͭ ਖ਼ղ͕Ͱ͋Δ͜ͱ͕Θ͔ͬͨ
Scikit-learnͰػցֶशʹೖͯ͠Έͨ ࢹ֮తʹཧղ͢ΔͨΊʹάϥϑʹ ϓϩοτͯ͠Έͨ 1BOTEBTϥΠϒϥϦ
None
w ˓͕͍ͭͯΔͷ͕ςετσʔλ w ɿ4FUPTB w ੨ ɿ7FSTJDPMPS
w ɿ7JSHJOJDB Scikit-learnͰػցֶशʹೖͯ͠Έͨ
w ઢܗෆՄೳͳσʔλͷͨΊɺ୯७ύʔηϓτϩϯͰ શʹྨ͢Δ͜ͱ͕Ͱ͖ͳ͔ͬͨɻ w ઢܗෆՄೳͳσʔλΛྨ͢ΔͨΊʹɺଟύʔη ϓτϩϯΛͬͯྨ͠ͳ͚ΕͳΒͳ͍͜ͱ͕Θ͔ͬͨ w ଟؒҧ͍ͬͯΔ෦͕ଟ͍͕ɺػցֶशʹର͢Δ؆୯ͳ ཧղ͕Ͱ͖ͨ w
4XJGUʹػցֶशϥΠϒϥϦ͕͋ΔΒ͍͠ͷͰɺ׳Εͯ ͖ͨΒͬͯΈ͍ͨͱࢥͬͨ ·ͱΊ