Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
プロテニスにおいて疲れが勝敗に与える影響を定量化してみる
Search
MIZUTANI RYOTA
November 02, 2019
2
1.1k
プロテニスにおいて疲れが勝敗に与える影響を定量化してみる
Sports Analyst Meetup #5(
https://spoana.connpass.com/event/148275/)で発表したLT資料です
。
MIZUTANI RYOTA
November 02, 2019
Tweet
Share
More Decks by MIZUTANI RYOTA
See All by MIZUTANI RYOTA
言語モデルにおける推論パラメータと小説生成への適用について
rmizuta3
0
270
PythonユーザによるRust入門
rmizuta3
16
6.8k
Featured
See All Featured
Fashionably flexible responsive web design (full day workshop)
malarkey
397
65k
The World Runs on Bad Software
bkeepers
PRO
61
6.7k
Being A Developer After 40
akosma
56
580k
Debugging Ruby Performance
tmm1
70
11k
Building Adaptive Systems
keathley
30
1.8k
Build The Right Thing And Hit Your Dates
maggiecrowley
23
2k
Why Our Code Smells
bkeepers
PRO
331
56k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
6
990
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
76
41k
Into the Great Unknown - MozCon
thekraken
10
980
Imperfection Machines: The Place of Print at Facebook
scottboms
258
12k
Mobile First: as difficult as doing things right
swwweet
216
8.6k
Transcript
ϓϩςχεʹ͓͍ͯ ർΕ͕উഊʹ༩͑ΔӨڹΛ ఆྔԽͯ͠ΈΔ 4QPSUT"OBMZTU.FFUVQ ਫ୩྄ଠ !SNJ[VUB
ࣗݾհ • ࢯ໊ɿਫ୩྄ଠ(@rmizuta3) • ͓ࣄɿϚʔέςΟϯάܥاۀͰσʔλ׆༻Λߟ͑Δਓ • झຯɿσʔλੳɺςχε • εϙʔπྺɿ •
ςχεྺ15 • େֶ࣌ମҭձॴଐ • ;͡ΈࢢࢢຽେձγϯάϧεBڃ̏Ґ
ʮۋ৫ർΕ͍ͯͨʯ • ݄̒ͷશถΦʔϓϯ४ʑܾউͰ6-1, 6-1, 6-3Ͱۋ৫Λഁͬ ͨ࣌ͷφμϧͷίϝϯτ • ४ʑܾউ·Ͱͷ4ࢼ߹ͷ߹ܭࢼ߹࣌ؒφμϧͷ9࣌ؒ ʹର͠ɺۋ৫13࣌ؒΛ͍͑ͯͨɻ ग़యɿIUUQTOFXTUFOOJTOFUOFXTUPEBZIUNM
ςχεͷࢼ߹ͷಛ • ࢼ߹͕࣌ؒৼΕ෯͕େ͖͍ • 4େେձͰ̑ηοτϚον̏ηοτઌऔ • 1࣌ؒڧͰऴΘΔ͜ͱ͋Ε5࣌ؒҎ্͔͔Δ߹͋Δ ͷ̐େେձͷࢼ߹࣌ؒ
ςχεͷࢼ߹ͷಛ • େձͷࢼ߹ִ͕ؒ͘ɺଟ͍ɻ • େձ։࠵ظؒ̎िؒɻͦͷதͰ࠷େ̓ࢼ߹Λઓ͍ ൈ͘ඞཁ͕͋Δ ճઓ
ճઓ ճઓ ճઓ ճઓ ճઓ ճઓ ճઓ શͷఔ ճઓ ४ʑܾউ ४ʑܾউ ४ܾউ % ४ܾউ 4 ܾউ % ܾউ 4
ർΕͷӨڹ͋Γͦ͏ɻ ͕࣮ͩࡍͲͷ͘Β͍ͷӨڹ͕ ͋ΔͷͩΖ͏͔ʁ
ੳํ • ϩδεςΟοΫճؼΛ༻͍ͯർΕ͕উʹ༩͑ΔӨڹΛݕূ • ճؼࣜ y = 1 1 +
exp( − (a1 − a2 )x1 + (b1 − b2 )x2 ) ɹɿউഊ PS ɹɿબखͷڧ͞ɿબखͷڧ͞ ɹɿબखͷർ࿑ɹɹɿબख̎ͷർ࿑ a1 a2 b2 b1 y
બखͷڧ͞ • ΠϩϨʔςΟϯάͷσʔλΛ༻ • https://ultimatetennisstatistics.com/ ͷΠϩϨʔςΟϯά
બखͷർ࿑ • ֤ࢼ߹ͷࢼ߹࣌ؒͷσʔλΛར༻ • https://github.com/JeffSackmann/tennis_atp • େձظؒதɺࢼ߹ͷർΕੵ͢Δ͕ɺճ෮ͷྔߟྀ ͍ͨ͠
બखͷർ࿑ͷߟ͑ํ ࢼ߹࣌ؒ ർ࿑ ճઓ ճઓ
ճઓ ർ࿑લࢼ߹ͷࢼ߹࣌ؒ ɹɹɹɹલࢼ߹ͷർ࿑ ർ࿑ଘ ଘ͕ͷ߹
ർ࿑ଘͷࢉग़ • ർ࿑ଘΛมԽͤ͞ͳ͕ΒϩδεςΟοΫճؼΛ࣮ࢪ • ༧ଌͱ࣮ࡍͷͷRMSE͕࠷খʹͳΔͷΛબ ർ࿑ଘ͕̔ͷ࣌ ࠷ͯ·Γ͕ྑ͍
ϩδεςΟοΫճؼͷ࣮ߦ • 2018ͷ4େେձͷ482ࢼ߹ͷσʔλΛ༻ y = 1 1 + exp( −
(a1 − a2 )x1 + (b1 − b2 )x2 ) ɹɿউഊ PS ɹɿબखͷڧ͞ɿબखͷڧ͞ ɹɿબखͷർ࿑ɹɹɿબख̎ͷർ࿑ a1 a2 b2 b1 y
݁Ռ ർ࿑ʹ͕ࠩ͋Δͱɺ ͕ࠩͳ͍߹ͱൺֱͯ͠উ͕ഒʹ ճؼ Φοζൺ
݁Ռͷαϯϓϧ ϕʔεͷۋ৫WTφμϧͷউͱർ࿑ͷࠩͷؔ
·ͱΊ • ςχεʹ͓͍ͯർΕ͕উʹ༩͑ΔӨڹΛϩδεςΟΫճ ؼΛ༻͍ͯఆྔԽͨ͠ • ർ࿑ͷ͕ࠩ100͋Δ߹ɺ͕ࠩͳ͍߹ͱൺֱͯ͠উ ͕60%ʹݮগ͢Δ͜ͱ͕Θ͔ͬͨ • ଥੑͷ֬ೝͷͨΊผͷΞϓϩʔνͰͬͯΈ͍ͨ