Upgrade to Pro — share decks privately, control downloads, hide ads and more …

FukuokaR #7

FukuokaR #7

Hiroki Mizukami

March 25, 2017
Tweet

More Decks by Hiroki Mizukami

Other Decks in Science

Transcript

  1. Ӣ Ӣ Ӣ Ӣ Ӣ Ӣ Ӣ Ӣ Ӣ Ӣ

    Ӣ ֗ ֗ ֗ ֗ ֗ ֗ ֗ ֗ ֗ ֗ ొ ཽ ໳
  2. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 2

    ਺ཧϞσϦϯάͱɺ ౷ܭϞσϦϯάͱɺ ͦΕ͔Βɺࢲɻ 2
  3. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 3

    @ Fukuoka R Mar 25, 2017 य़ Hiroki Mizukami Destroy 3
  4. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 4

    ※ݸਓͷݟղɻɻɻ 4
  5. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 5

    5 ࣗݾ঺հͱ͝ΊΜͳ͍͞ ౷ܭϞσϦϯά ༧ଌͱ൚Խ ઢܗճؼϞσϧ ·ͱΊ ਺ཧϞσϦϯά ղऍͱ൚Խ
  6. • Έ͔ͣΈ ͻΖ͖ • LINE_ID: @piroyoung • αΠόʔܥͷAI Labɽ •

    αʔόαΠυΤϯδχΞ • σʔλαΠΤϯςΟετ • ౦ژࡏॅʗ෱Ԭग़਎ • ਺ֶʗ޿ࠂʗWeb • Love έΰύʔΫ • R/Python/Scala/javascript/Spark/ Docker/AWS/Stan/Tableau/AWS/GCP ࣗݾ঺հ ϔϏϝλ
  7. Rݴޠ ʢڱٛʣ Rݴޠʢ͋ʔΔ͛Μ͝ʣ͸ΦʔϓϯιʔεɾϑϦʔιϑτ΢ΣΞͷ౷ܭղੳ޲͚ ͷϓϩάϥϛϯάݴޠٴͼͦͷ։ൃ࣮ߦ؀ڥͰ͋Δɻ Rݴޠ͸χϡʔδʔϥϯυͷΦʔΫϥϯυେֶͷRoss IhakaͱRobert Clifford GentlemanʹΑΓ࡞ΒΕͨɻݱࡏͰ͸R Development Core

    TeamʢSݴޠ։ൃऀ Ͱ͋ΔJohn M. Chambers΋ࢀը͍ͯ͠Δ[1]ɻʣʹΑΓϝϯςφϯεͱ֦ு͕ͳ ͞Ε͍ͯΔɻ Rݴޠͷιʔείʔυ͸ओʹCݴޠɺFORTRANɺͦͯ͠RʹΑͬͯ։ൃ͞Εͨɻ - wikipedia -
  8. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 9

    9 ࣗݾ঺հͱ͝ΊΜͳ͍͞ ౷ܭϞσϦϯά ༧ଌͱ൚Խ ઢܗճؼϞσϧ ·ͱΊ ਺ཧϞσϦϯά ղऍͱ൚Խ
  9. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 14

    ʮͱΓ͋͑ͣɺՄࢹԽ͠Αʁʯ 14
  10. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 15

    ʮ਺ࣜɺͨͯΐʁʯ 15
  11. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 16

    ʮσʔλΛ୅ೖ͠Αʁʯ 16
  12. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 17

    ʮύϥϝλܭࢉͰ͖ͨ͊ʂʂʯ 17
  13. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 18

    18 Click = CTR · Imp
  14. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 21

    21 ࣗݾ঺հͱ͝ΊΜͳ͍͞ ౷ܭϞσϦϯά ༧ଌͱ൚Խ ઢܗճؼϞσϧ ·ͱΊ ਺ཧϞσϦϯά ղऍͱ൚Խ
  15. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 26

    26 ࣗݾ঺հͱ͝ΊΜͳ͍͞ ౷ܭϞσϦϯά ༧ଌͱ൚Խ ઢܗճؼϞσϧ ·ͱΊ ਺ཧϞσϦϯά ղऍͱ൚Խ
  16. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 30

    ղͷͳ͌ɺ࿈ཱํఔࣜɻɻɻ 30
  17. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 31

    ୳ͯ͠΋ɺݟ͔ͭΒͳ͌ͬͯίτɻɻɻ 31
  18. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 32

    ΋͏ŵŧƄແཧɻ౷ܭ͠ΐɻɻɻ 32
  19. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 40

    PythonͩͬͨΒɻɻɻ statsmodels / sklearn.linear_model.*** 40
  20. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 41

    41 ࣗݾ঺հͱ͝ΊΜͳ͍͞ ౷ܭϞσϦϯά ղऍͱ൚Խ ઢܗճؼϞσϧ ·ͱΊ ਺ཧϞσϦϯά
  21. ઢܗճؼϞσϧ ൚ԽλεΫ ະ஌ͷσʔλʹର͢Δ༧ଌੑೳࢸ্ओٛ • Neural Network • Gradient Boosting Decision

    Tree • SVM with some kernel • Ridge/Lasso • Feature Hashing ౷ܭతͳ࿮૊ͷΈͰಈ͍͍ͯͳ͍෺͕ଟ͍ Α͘Θ͔ΒΜ͕Կނ͔౰ͨΔ
  22. ཽ ܭ ౷ ొ ཧ ֬ ཰ ໳ ਺ 47

    47 ࣗݾ঺հͱ͝ΊΜͳ͍͞ ౷ܭϞσϦϯά ղऍͱ൚Խ ઢܗճؼϞσϧ ·ͱΊ ਺ཧϞσϦϯά