クックパッドの機械学習基盤 2018 / Machine Learning Platform at Cookpad ~ 2018 ~

ΫοΫύουͷ  ػցֶशج൫ ΫοΫύουגࣜձࣾછ୩༔Ұ࿠ 1Z%BUB5PLZP

ࣗݾ঺հ છ୩༔Ұ࿠<:VJDIJSP4PNFZB> ΫοΫύουגࣜձࣾݚڀ։ൃ෦  ϦαʔνΤϯδχΞ೥݄d ʰػցֶशʹඞཁͳج൫Λ  "84্ʹߏங͢Δʱ UXJUUFSDPN!BZFNPT@Z
HJUIVCDPNBZFNPT IUUQTXXXBZFNPTNF

Ϩγϐ਺ɿສ඼Ҏ্ ࠃ಺ͷ݄ؒར༻ऀ਺ɿ໿ສਓ

ରԠݴޠɿݴޠϲࠃ ւ֎ͷ݄ؒར༻ऀ਺ɿສਓҎ্

τϐοΫ ΫοΫύουݚڀ։ൃ෦ͷൃ଍͔Βࠓ·ͰͷऔΓ૊Έ ػցֶशνʔϜͷ๊͑Δ՝୊ϞσϧͷσϓϩΠ ϞσϧΛσϓϩΠ͢Δҝʹඞཁͳ͜ͱ ϞσϧσϓϩΠͷࣗಈԽ΁޲͚ͯ

ΫοΫύουͷ  ػցֶशج൫

എܠΫοΫύουݚڀ։ൃ෦ ೥݄ʹൃ଍ ࢲ͕഑ଐ͞Εͨͷ΋ಉ࣌ظ ౰࣌͸໊ͷϝϯόʔ ೥݄ݱࡏ͸ࠃ಺ʹ໊ ւ֎ʹ໊

ྉཧ͖Ζ͘ ৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʹΑΔྉཧը૾ͷࣗಈೝࣝ εϚʔτϑΥϯͷࣸਅͷ಺ɺ ྉཧࣸਅΛࣗಈతʹऩूه࿥

ྉཧ͖Ζ͘ ສਓҎ্ͷϢʔβʔʹΑΓར༻ ສຕҎ্ͷྉཧࣸਅ

Ϩγϐࡐྉ໊ͷ ࣗಈਖ਼نԽ ը૾෼ੳʹΑΔ Ϩγϐͷ෼ྨ \$MBTT^ ϑΟʔυόοΫͷ ࣗಈλά෇͚ Ϩγϐࡐྉ໊ͷ ࣗಈਖ਼نԽ

Ϩγϐࡐྉ໊ͷ ࣗಈਖ਼نԽ ը૾෼ੳʹΑΔ Ϩγϐͷ෼ྨ \$MBTT^ ϑΟʔυόοΫͷ ࣗಈλά෇͚ ʙਓ Ϩγϐࡐྉ໊ͷ ࣗಈਖ਼نԽ

Ϩγϐࡐྉ໊ͷ ࣗಈਖ਼نԽ ը૾෼ੳʹΑΔ Ϩγϐͷ෼ྨ \$MBTT^ ϑΟʔυόοΫͷ ࣗಈλά෇͚ ʙਓ Ϩγϐࡐྉ໊ͷ ࣗಈਖ਼نԽ
IUUQUFDIMJGFDPPLQBEDPN

ਂ૚ֶशϞσϧͷߴ଎ͳ  ࣮૷ʗ࣮ݧΛՄೳʹ͢Δ

೥݄౰࣌ (16Πϯελϯε͕ཉ͍͠Πϯϑϥґཔ ʙिؒ ࣮ݧ༻ͷΞΧ΢ϯτΛ෼͚ɺར༻ऀ͕ࣗ෼Ͱ  ΠϯελϯεΛ࡞Δʁ 71$
4VCOFU ,FZ1BJS 4UPSBHFͷઃఆɺ*OUFSOBM%/4ͱͷؔ࿈෇ ͚ OWJEJBESJWFS $6%" DV%//ͳͲ݁ߏେม %FFQ-FBSOJOH".* ͸΋͏ͪΐͬͱະདྷͷ࿩ IUUQTBXTBNB[PODPNKQNBDIJOFMFBSOJOHBNJT

౳ ιϑτ΢ΣΞɺϛυϧ΢ΣΞͷ  Πϯετʔϧͱઃఆ ίʔυԽͯ͠όʔδϣϯ؅ཧ εφοϓγϣοτ

౳ ιϑτ΢ΣΞɺϛυϧ΢ΣΞͷ  Πϯετʔϧͱઃఆ ίʔυԽͯ͠όʔδϣϯ؅ཧ εφοϓγϣοτ ߏ੒؅ཧπʔϧͱεφοϓγϣοτʹΑΓɺ  OWJEJBESJWFS $6%"ͳͲڞ௨ͯ͠ར༻͞ΕΔ  ιϑτ΢ΣΞ͸தԝूݖతʹίʔυͰ؅ཧ

$6%" DV%// $6%" DV%// %FFQ-FBSOJOH".*+BO  FUD DSFBUFXPSLCFODI
TMBDL@VJE6 DPNNBOEDSFBUFXPSLCFODI 0VUHPJOH8FCIPPLT MBNCEB*OWPLF

$6%" DV%// $6%" DV%// %FFQ-FBSOJOH".*+BO  FUD FD3VO*OTUBODFT
71$ 4VCOFU /BNFλά౳  ؀ڥಛ༗ͷઃఆ΋͜͜Ͱ΍Δ ΠϯελϯεʹATMBDL@VJEAΛ  λά෇͚ͯ͠ॴ༗ऀΛ؅ཧ͢Δ *ODPNJOH8FCIPPLT TTIBZFNPTXPSLCFODIEOTDPNQBOZ خ͍͠

71$ 4VCOFU /BNFλά౳  ؀ڥಛ༗ͷઃఆ΋͜͜Ͱ΍Δ ΠϯελϯεʹATMBDL@VJEAΛ  λά෇͚ͯ͠ॴ༗ऀΛ؅ཧ͢Δ *ODPNJOH8FCIPPLT خ͍͠ TTIBZFNPTXPSLCFODIEOTDPNQBOZ MJTU<\NZcSVOOJOH^>JOTUBODFT<RVFSZ> -JTUFYJTUJOHJOTUBODFT TUBSU*/45/"$&@/".& 4UBSU&$JOTUBODFFYJTUJOHVOEFSSBOEEBDDPVOU TUPQ*/45/"$&@/".& 4UPQ&$JOTUBODFFYJTUJOHVOEFSSBOEEBDDPVOU DSFBUFXPSLCFODI803,#&/5)@5:1&<803,#&/$)@/".&> $SFBUFOFX&$XPSLCFODIXJUITQFDJpFEUZQF ".* UFSNJOBUF*/45"/$&@/".& 5FSNJOBUF&$JOTUBODFFYJTUJOHVOEFSSBOEEBDDPVOU MJTUXPSLCFODIUZQFT -JTU&$XPSLCFODIUZQFT ".* FYJTUJOHVOEFSSBOEEBDDPVOU

71$ 4VCOFU /BNFλά౳  ؀ڥಛ༗ͷઃఆ΋͜͜Ͱ΍Δ ΠϯελϯεʹATMBDL@VJEAΛ  λά෇͚ͯ͠ॴ༗ऀΛ؅ཧ͢Δ *ODPNJOH8FCIPPLT خ͍͠ TTIBZFNPTXPSLCFODIEOTDPNQBOZ MJTU<\NZcSVOOJOH^>JOTUBODFT<RVFSZ> -JTUFYJTUJOHJOTUBODFT TUBSU*/45/"$&@/".& 4UBSU&$JOTUBODFFYJTUJOHVOEFSSBOEEBDDPVOU TUPQ*/45/"$&@/".& 4UPQ&$JOTUBODFFYJTUJOHVOEFSSBOEEBDDPVOU DSFBUFXPSLCFODI803,#&/5)@5:1&<803,#&/$)@/".&> $SFBUFOFX&$XPSLCFODIXJUITQFDJpFEUZQF ".* UFSNJOBUF*/45"/$&@/".& 5FSNJOBUF&$JOTUBODFFYJTUJOHVOEFSSBOEEBDDPVOU MJTUXPSLCFODIUZQFT -JTU&$XPSLCFODIUZQFT ".* FYJTUJOHVOEFSSBOEEBDDPVOU &$Πϯελϯεʹ·ͭΘΔҰ࿈ͷૢ࡞Λ  ڞ௨Խ͠ɺ$IBU#PUܦ༝Ͱఏڙ  ࣮ݧ໨తͰ࢖͏Πϯελϯεͷઃఆ஋͸΄΅ڞ௨Խग़དྷΔ

೥݄౰࣌ (16Πϯελϯε͕ཉ͍͠Πϯϑϥґཔ ʙिؒ ࣮ݧ༻ͷΞΧ΢ϯτΛ෼͚ɺར༻ऀ͕ࣗ෼Ͱ  ΠϯελϯεΛ࡞Δʁ 71$
4VCOFU ,FZ1BJS 4UPSBHFͷઃఆɺ*OUFSOBM%/4ͱͷؔ࿈෇ ͚ OWJEJBESJWFS $6%" DV%//ͳͲ݁ߏେมղܾ %FFQ-FBSOJOH".* ͸΋͏ͪΐͬͱະདྷͷ࿩ IUUQTBXTBNB[PODPNKQNBDIJOFMFBSOJOHBNJT

ΫοΫύουͷ  ػցֶशج൫ ΄΅ ׬ ͜͜·ͰͰ෼

ΫοΫύουͷ  ػցֶशج൫

ΫοΫύουݚڀ։ൃ෦ ೥݄ʹൃ଍ ࢲ͕഑ଐ͞Εͨͷ΋ಉ࣌ظ ౰࣌͸໊ͷϝϯόʔ ೥݄ݱࡏ͸ࠃ಺ʹ໊ ւ֎ʹ໊

ΞϓϦ  ࣾ಺γεςϜ౳ Ϟσϧ σʔλऩू ܇࿅ ෼ੳ "1*࣮૷ %PDLFSԽ όον࣮૷ ςετʗ؂ࢹ
લॲཧ Ϟσϧ࣮૷ σϓϩΠ ೥·Ͱ

Ϟσϧ Ϟσϧ࣮૷ ΞϓϦ  ࣾ಺γεςϜ౳ σʔλऩू ܇࿅ ෼ੳ "1*࣮૷ %PDLFSԽ όον࣮૷
ςετʗ؂ࢹ લॲཧ σϓϩΠ ϘτϧωοΫ ݱࡏ

ςετʗ؂ࢹ લॲཧ σϓϩΠ ϘτϧωοΫ Ϟσϧ։ൃऀ͕૿͑ɺ  ϞσϧͷσϓϩΠ࡞ۀ͕ϘτϧωοΫʹ

ػցֶशϞσϧͷσϓϩΠ ͱ͸ αʔόʔ΁ͷຒΊࠐΈʗύοέʔδԽʗ"1*Խʁ গͳ͘ͱ΋ࠓճ͸ είʔϓ֎ͳࣄ ϞσϧͷपΓʹϏδωεϩδοΫΛ࣮૷͢Δࣄ 
ྫ౤ߘΛεύϜ൑ఆͨ͠Β%#ʹద੾ͳϑϥάΛॻ͖ࠐΉ ͜͜·Ͱ͕σϓϩΠ͞ΕͨϞσϧͷ੹຿

αʔόʔʗΞϓϦʹ૊ΈࠐΉ ͍͍ͱ͜Ζ Ϟσϧݺͼग़͠ݩͷ௨৴Φʔόʔϔου౳͕ආ͚ΒΕΔ Α͘ͳ͍ͱ͜Ζ ΞϓϦέʔγϣϯίʔυΛ͍͡Δඞཁ͕͋Δ
1ZUIPO؀ڥʹݶΒΕΔPSม׵͢Δඞཁ͕͋Δ  Ұํ1Z$BMMͱ͍͏ͷ΋͋Δ άϧʔίʔυ͕ॏෳ͢Δ  ͔͠΋݁ߏάϧʔ͕෼ް͔ͬͨΓ͢Δ IUUQTHJUIVCDPNNSLOQZDBMMSC

1ZUIPOQBDLBHFʹ͢Δ άϧʔ෦෼ΛؚΊͯ1ZUIPOQBDLBHFԽͯ͠ଞॴͰར༻Ͱ͖Δ Α͏ʹ͢Δ ެ։Ͱ͖ͳ΋ͷʹ͍ͭͯ͸1Z1*$MPVE ͳͲΛࣾ಺ʹ  ཱͯΔͱ͍͏ख͕͋Δ IUUQTHJUIVCDPNTUFWFBSDQZQJDMPVE

1ZUIPOQBDLBHFʹ͢Δ ͍͍ͱ͜Ζ άϧʔίʔυͷॏෳ͕ආ͚ΒΕΔ Α͘ͳ͍ͱ͜Ζ ґવ1ZUIPO؀ڥʹݶΒΕΔ
ख͕͔͔ؒΔ //ϑϨʔϜϫʔΫͷ஌ࣝɺ1ZUIPOͷQBDLBHJOHʹؔ͢Δ஌͕ࣝඞཁʹ ͳΔ ୭͕΍Δͷ͔໰୊ IUUQTHJUIVCDPNTUFWFBSDQZQJDMPVE

"1*Խ͢Δ Ϟσϧ୯ମΛ"1*Խ ϞσϧΛಡΈࠐΜͰɺ֎෦ϦΫΤετʹԠͯ͡ϞσϧΛ  ݺͼग़͢ബ͘খ͞ͳ"1*Λ࣮૷͢Δ NJDSPTFSWJDF पลͷϩδοΫ
ʰϞσϧ͕εύϜ൑ఆͨ͠Β%#ʹϑϥάΛ ཱͯΔʱ ͸֎෦Ͱ࣮૷

"1*Խ͢Δ ͍͍ͱ͜Ζ Ϟσϧ࣮૷ͱΞϓϦέʔγϣϯ࣮૷Λ্ख͘੾Γ཭ͤΔ  ։ൃऀ΋্ख͘෼͚ΒΕΔ ΞϓϦέʔγϣϯ͸1ZUIPOͰͳͯ͘΋Α͍ NJDSPTFSWJDF
Α͘ͳ͍ͱ͜Ζ ख͕͔͔ؒΔ

"1*Խʹඞཁͳ΋ͷ Ϟσϧ ͷEVNQ NPEFM\QC I ^ "1* BQQQZ  
)551 T &OEQPJOU QSFEJDU JOGPͱ͔   ϞσϧͷಡΈࠐΈͱ*0ϋϯυϥ ࡞ۀ طଘγεςϜʗΠϯϑϥ΁ͷΠϯςάϨʔγϣϯ  -#ɺϞχλϦϯάɺ%/4౳ʑ ࣮ߦ؀ڥ %PDLFSpMF

ςετʗ؂ࢹ લॲཧ σϓϩΠ ϘτϧωοΫ

σϓϩΠ Ϟσϧ Ϟσϧ࣮૷ ΞϓϦ  ࣾ಺γεςϜ౳ σʔλऩू ܇࿅ ෼ੳ "1*࣮૷ %PDLFSԽ
όον࣮૷ ςετʗ؂ࢹ લॲཧ ϞσϧΛσϓϩΠ͢ΔਓΛ૿΍͢

)551 T &OEQPJOU QSFEJDU JOGPͱ͔   ϞσϧͷಡΈࠐΈͱ*0ϋϯυϥ ࡞ۀ طଘγεςϜʗΠϯϑϥ΁ͷΠϯςάϨʔγϣϯ  -#ɺϞχλϦϯάɺ%/4౳ʑ ࣮ߦ؀ڥ %PDLFSpMF

)551 T &OEQPJOU QSFEJDU JOGPͱ͔   ϞσϧͷಡΈࠐΈͱ*0ϋϯυϥ ࡞ۀ طଘγεςϜʗΠϯϑϥ΁ͷΠϯςάϨʔγϣϯ  -#ɺϞχλϦϯάɺ%/4౳ʑ ࣮ߦ؀ڥ %PDLFSpMF ػցֶशͱͷυϝΠϯڞ༗౓ େ খ

)551 T &OEQPJOU QSFEJDU JOGPͱ͔   ϞσϧͷಡΈࠐΈͱ*0ϋϯυϥ ࡞ۀ طଘγεςϜʗΠϯϑϥ΁ͷΠϯςάϨʔγϣϯ  -#ɺϞχλϦϯάɺ%/4౳ʑ ࣮ߦ؀ڥ %PDLFSpMF ػցֶशͱͷυϝΠϯڞ༗౓ େ খ 3%ଆͰϋϯυϧ͍ͨ͠ൣғ ػցֶशͱڞ༗͢ΔυϝΠϯ͕େ͖͍

σϓϩΠ Ϟσϧ Ϟσϧ࣮૷ ΞϓϦ  ࣾ಺γεςϜ౳ σʔλऩू ܇࿅ ෼ੳ "1*࣮૷ %PDLFSԽ
όον࣮૷ ςετʗ؂ࢹ લॲཧ ϞσϧΛσϓϩΠ͢ΔਓΛ૿΍͢

ςετʗ؂ࢹ લॲཧ σϓϩΠ Ϟσϧ࣮૷ऀ͕ࣗ෼ͰσϓϩΠ͢Δ

)551 T &OEQPJOU QSFEJDU JOGPͱ͔   ϞσϧͷಡΈࠐΈͱ*0ϋϯυϥ ࡞ۀ طଘγεςϜʗΠϯϑϥ΁ͷΠϯςάϨʔγϣϯ  -#ɺϞχλϦϯάɺ%/4౳ʑ ࣮ߦ؀ڥ %PDLFSpMF ػցֶशͱͷυϝΠϯڞ༗౓ େ খ

ͱ͸͍͑ "1*࣮૷ͱ͔%PDLFSOJ[Fͱ͔΍ͬͨ͜ͱແ͍͠ʜ ͜Ε͸؀ڥʹΑΔ͕ ଞͷ࡞ۀ΋ͳΜ͔ͩΜͩ৭ʑൃੜ͢Δ σϓϩΠ+PCͷఆٛ SVOEFDL KFOLJOT
%PDLFSJNBHFΛϏϧυͯࣾ͠಺ϨϙδτϦʹొ࿥ Ͳ͏ʹָ͔ʹ΍Γ͍ͨ

͜͜·Ͱ·ͱΊ Ϟσϧ։ൃऀ͕૿͖͑ͯͨ݁ՌɺϞσϧͷσϓϩΠͱ͍͏  ϘτϧωοΫ͕ݟ͖͑ͯͨ "1*Խ·ͰΛ3%ଆͰ୲౰͢Δͷ΋ͪΐͬͱݫ͍͠ Ͳ͏͢Ε͹ʜ

ϚωʔδυͳιϦϡʔγϣϯ ਂ૚ֶशϞσϧͷֶश ࠓճ͸ແࢹ ʗσϓϩΠΛαϙʔτ͢Δ.-BB4 (PPHMF$MPVE.BDIJOF-FBSOJOH&OHJOF "NB[PO4BHF.BLFS
'MPZE)VC  FUD

.-BB4ͷ σϓϩΠख๏ͷ ղ๤  ʹΑΓɺϞσϧͷσϓϩΠͷצॴΛ೺Ѳ͢Δ

࣮ߦ؀ڥ 4FSWF࣮૷ ϞσϧͷϋϯυϦϯά  ೖग़ྗͷಛఆͳͲ (PPHMF$MPVE  .-&OHJOF 'MPZE)VC "NB[PO 4BHF.BLFS IUUQTEPDTqPZEIVCDPNHVJEFTFOWJSPONFOUT

.PEFM7FSTJPO 3VOUJNF 6QMPBEANPEFMQCAXJUI  *0TJHOBUVSFT 1045W\QBSFOUQSPKFDUT ^NPEFMT \ EFQMPZNFOU6SJHTQBUIUPNPEFM SVOUJNF7FSTJPO
BVUP4DBMJOH ^ ࢀর 1045W\OBNFQSPKFDUT ^QSFEJDU (PPHMF$MPVE.-&OHJOFʹΑΔσϓϩΠͷਤ $SFBUF JOQVUT PVUQVUT JOQVUT PVUQVUT

BVUP4DBMJOH ^ ࢀর 1045W\OBNFQSPKFDUT ^QSFEJDU (PPHMF$MPVE.-&OHJOFʹΑΔσϓϩΠͷਤ $SFBUF JOQVUT PVUQVUT JOQVUT PVUQVUT IUUQTDMPVEHPPHMFDPNNMFOHJOFEPDTSVOUJNFWFSTJPOMJTU

BVUP4DBMJOH ^ ࢀর 1045W\OBNFQSPKFDUT ^QSFEJDU (PPHMF$MPVE.-ʹΑΔσϓϩΠͷਤ $SFBUF JOQVUT PVUQVUT JOQVUT PVUQVUT "1*ͷ࣮ମ͸$MPVE.-೚ͤ A4JHOBUVSF%FGAΛར༻ͯ͠JOQVUPVUQVUUFOTPSΛ  ಛఆ͢Δख๏Λऔ͍ͬͯΔ ༧Ί༻ҙ͞Ε࣮ͨߦ؀ڥΛࢦఆͯ͠σϓϩΠ %PDLFSJNBHF͕ෆཁ

࣮ߦ؀ڥ 4FSWF࣮૷ ϞσϧͷϋϯυϦϯά  ೖग़ྗͷಛఆͳͲ (PPHMF$MPVE  .-&OHJOF ϓϦηοτ  5FOTPS'MPX ෆཁ ηϛΦʔτ 
4JHOBUVSF%FGΛར༻ͯ͠༧Ί*0Λ ಛఆՄೳʹ͢Δ 'MPZE)VC "NB[PO 4BHF.BLFS IUUQTEPDTqPZEIVCDPNHVJEFTFOWJSPONFOUT

'MPZE)VCʹΑΔσϓϩΠͷਤ SFGIUUQTEPDTqPZEIVCDPNDPNNBOETSVOTFSWF %BUBTFU NPVOUBCMFGPMEFST 1SFWJPVTUSBJOJOHKPCT &OEQPJOU BQQQZ import os from
flask import Flask, send_file, request from werkzeug.exceptions import BadRequest from werkzeug.utils import secure_filename from evaluate import ffwd_to_img ALLOWED_EXTENSIONS = set(['jpg', 'jpeg']) app = Flask(__name__) @app.route('/<path:path>', methods=["POST"]) def style_transfer(path): """ Take the input image and style transfer it """ # check if the post request has the file part if 'file' not in request.files: return BadRequest("File not present in request") file = request.files['file'] if file.filename == '': return BadRequest("File name is not present in request") if not allowed_file(file.filename): return BadRequest("Invalid file type") if file and allowed_file(file.filename): filename = secure_filename(file.filename) input_filepath = os.path.join('./images/', filename) output_filepath = os.path.join('/output/', filename) file.save(input_filepath) # Get checkpoint filename from la_muse checkpoint = request.form.get("checkpoint") or "la_muse.ckpt" ffwd_to_img(input_filepath, output_filepath, '/input/' + checkpoint, '/gpu:0') return send_file(output_filepath, mimetype='image/jpg') def allowed_file(filename): return '.' in filename and \ filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS if __name__ == '__main__': app.run(host='0.0.0.0') BQQQZ NPVOU qPZESVOFOWLFSBTQZ EBUBQBUIUPNPEFMNPEFMT NPEFTFSWF 'MPZEFYQFDUTUIJTpMF UPDPOUBJOUIFDPEFUP SVOBXFCTFSWFSBOE MJTUFOPOQPSU IUUQTEPDTqPZEIVCDPN FYBNQMFTTUZMF@USBOTGFS TFSWFNPEF https:// www.floydhub.com/ expose/ABCDEFabcdef SPVUF ॻ͘

flask import Flask, send_file, request from werkzeug.exceptions import BadRequest from werkzeug.utils import secure_filename from evaluate import ffwd_to_img ALLOWED_EXTENSIONS = set(['jpg', 'jpeg']) app = Flask(__name__) @app.route('/<path:path>', methods=["POST"]) def style_transfer(path): """ Take the input image and style transfer it """ # check if the post request has the file part if 'file' not in request.files: return BadRequest("File not present in request") file = request.files['file'] if file.filename == '': return BadRequest("File name is not present in request") if not allowed_file(file.filename): return BadRequest("Invalid file type") if file and allowed_file(file.filename): filename = secure_filename(file.filename) input_filepath = os.path.join('./images/', filename) output_filepath = os.path.join('/output/', filename) file.save(input_filepath) # Get checkpoint filename from la_muse checkpoint = request.form.get("checkpoint") or "la_muse.ckpt" ffwd_to_img(input_filepath, output_filepath, '/input/' + checkpoint, '/gpu:0') return send_file(output_filepath, mimetype='image/jpg') def allowed_file(filename): return '.' in filename and \ filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS if __name__ == '__main__': app.run(host='0.0.0.0') BQQQZ NPVOU qPZESVOFOWLFSBTQZ EBUBQBUIUPNPEFMNPEFMT NPEFTFSWF 'MPZEFYQFDUTUIJTpMF UPDPOUBJOUIFDPEFUP SVOBXFCTFSWFSBOE MJTUFOPOQPSU IUUQTEPDTqPZEIVCDPN FYBNQMFTTUZMF@USBOTGFS TFSWFNPEF https:// www.floydhub.com/ expose/ABCDEFabcdef SPVUF IUUQTEPDTqPZEIVCDPNHVJEFTFOWJSPONFOUT

flask import Flask, send_file, request from werkzeug.exceptions import BadRequest from werkzeug.utils import secure_filename from evaluate import ffwd_to_img ALLOWED_EXTENSIONS = set(['jpg', 'jpeg']) app = Flask(__name__) @app.route('/<path:path>', methods=["POST"]) def style_transfer(path): """ Take the input image and style transfer it """ # check if the post request has the file part if 'file' not in request.files: return BadRequest("File not present in request") file = request.files['file'] if file.filename == '': return BadRequest("File name is not present in request") if not allowed_file(file.filename): return BadRequest("Invalid file type") if file and allowed_file(file.filename): filename = secure_filename(file.filename) input_filepath = os.path.join('./images/', filename) output_filepath = os.path.join('/output/', filename) file.save(input_filepath) # Get checkpoint filename from la_muse checkpoint = request.form.get("checkpoint") or "la_muse.ckpt" ffwd_to_img(input_filepath, output_filepath, '/input/' + checkpoint, '/gpu:0') return send_file(output_filepath, mimetype='image/jpg') def allowed_file(filename): return '.' in filename and \ filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS if __name__ == '__main__': app.run(host='0.0.0.0') BQQQZ NPVOU qPZESVOFOWLFSBTQZ EBUBQBUIUPNPEFMNPEFMT NPEFTFSWF 'MPZEFYQFDUTUIJTpMF UPDPOUBJOUIFDPEFUP SVOBXFCTFSWFSBOE MJTUFOPOQPSU IUUQTEPDTqPZEIVCDPN FYBNQMFTTUZMF@USBOTGFS TFSWFNPEF https:// www.floydhub.com/ expose/ABCDEFabcdef SPVUF 5SBJO࣌ͱڞ௨ͷ%BUBTFU GPMEFS Λར༻ Ϟσϧͷ"SUJGBDUΛద੾ͳ৔ॴʹNPVOU͢Δ  ద੾ͳ৔ॴΛࣗ෼Ͱߟ͑Δ ىಈ࣌ʹ࣮ߦ؀ڥ AFOWA Λࢦఆ %PDLFSpMF͸ෆཁ ABQQQZAΛ࣮૷ͯ͠σϓϩΠ Ϟσϧͷ"SUJGBDUΛಡΈࠐΜͰ1PSUͰ଴ͭ

4JHOBUVSF%FGΛར༻ͯ͠༧Ί*0Λ ಛఆՄೳʹ͢Δ 'MPZE)VC ϓϦηοτ  5FOTPS'MPX ,FSBT 1Z5PSDI FUD BQQQZͰ࣮૷ BQQQZͰ࣮૷ "NB[PO 4BHF.BLFS IUUQTEPDTqPZEIVCDPNHVJEFTFOWJSPONFOUT

&OEQPJOU &$3 %PDLFSSFQPTJUPSZ "NB[PO4BHF.BLFSʹΑΔσϓϩΠͷਤ .PEFM"SUJGBDU GET /ping POST /invocations NPEFMTFSWFMBUFTU
#VJME1VTI NPEFMTFSWFMBUFTU %PXOMPBE TBHFNBLFS$SFBUF.PEFM TBHFNBLFS$SFBUF&OEQPJOU NPEFMUSBJOMBUFTU 5SBJOJOH+PC NPEFMUSBJOMBUFTU 6QMPBE TBHFNBLFS$SFBUF5SBJOJOH+PC 3FGIUUQTEPDTBXTBNB[PODPNTBHFNBLFSMBUFTUEH IPXJUXPSLTIPTUJOHIUNM 4BHF.BLFS1ZUIPO4%, NPEFMpU NPEFMEFQMPZ TBHFNBLFS*OWPLF&OEQPJOU NPEFMQSFEJDU

&OEQPJOU "NB[PO4BHF.BLFSʹΑΔσϓϩΠͷਤ .PEFM"SUJGBDU GET /ping POST /invocations QSFTFUTFSWFMBUFTU %PXOMPBE TBHFNBLFS$SFBUF.PEFM
TBHFNBLFS$SFBUF&OEQPJOU 5SBJOJOH+PC QSFTFUUSBJOMBUFTU 6QMPBE TBHFNBLFS$SFBUF5SBJOJOH+PC 3FGIUUQTEPDTBXTBNB[PODPNTBHFNBLFSMBUFTUEH IPXJUXPSLTIPTUJOHIUNM 4BHF.BLFS1ZUIPO4%, QSFTFU@NPEFMpU QSFTFU@NPEFMEFQMPZ TBHFNBLFS*OWPLF&OEQPJOU QSFTFU@NPEFMQSFEJDU 1SFTFU #VJMUJO   "MHPSJUINT  -JOFBS-FBSOFS 9(#PPTU *NBHF$MBTTJpDBUJPO TFRTFR FUD SFGIUUQTEPDTBXTBNB[PODPN TBHFNBLFSMBUFTUEHBMHPTIUNM

4JHOBUVSF%FGΛར༻ͯ͠༧Ί*0Λಛ ఆՄೳʹ͢Δ 'MPZE)VC ϓϦηοτ  5FOTPS'MPX ,FSBT 1Z5PSDI FUD BQQQZͰ࣮૷ BQQQZͰ࣮૷ "NB[PO 4BHF.BLFS ϓϦηοτʗ ࣗલͷ%PDLFS JNBHFΑΓબ୒ ෆཁ ϓϦηοτΛར༻͢Δ৔߹ෆཁ ಠࣗϞσϧΛʏඞཁ IUUQTEPDTqPZEIVCDPNHVJEFTFOWJSPONFOUT

4JHOBUVSF%FGΛར༻ͯ͠༧Ί*0Λಛ ఆՄೳʹ͢Δ 'MPZE)VC ϓϦηοτ  5FOTPS'MPX ,FSBT 1Z5PSDI FUD BQQQZͰ࣮૷ BQQQZͰ࣮૷ "NB[PO 4BHF.BLFS ϓϦηοτʗ ࣗલͷ%PDLFS JNBHFΑΓબ୒ ෆཁ ϓϦηοτΛར༻͢Δ৔߹ෆཁ ಠࣗϞσϧΛʏඞཁ IUUQTEPDTqPZEIVCDPNHVJEFTFOWJSPONFOUT ϓϦηοτͱͯ͠੩తͳ࣮ߦ؀ڥ Ϧετ ͕  ఏڙ͞Ε͍ͯΔ

࣮ߦ؀ڥʹؔ͢Δߟ࡯ ʰز͔ͭͷ࣮ߦ؀ڥΛϓϦηοτͱͯ͠༻ҙͯ͠΍Δ͚ͩͰ  σϓϩΠઌͷ؀ڥͱͯ͠͸े෼ػೳ͢Δͷ͔΋͠Εͳ͍ʱ  .-BB4ʹ͓͚Δྫ͔ΒݟΒΕΔΑ͏ʹ %PDLFSpMFʹΑΔ؀ڥͷఆٛͷखؒΛল͚ΔՄೳੑ͕͋Δ ϓϦηοτΛࣾ಺EPDLFSSFQPTJUPSZͰఏڙ͢Ε͹ɺϩʔΧϧͰ΋ར
༻Ͱ͖Δ ϩʔΧϧͱσϓϩΠઌͷ࣮ߦ؀ڥΛἧ͑Δͱ͍͏ίϯςφԽ  σϓϩΠͷར఺Λอ͍ͬͯΔ

3VOUJNF T   EPDLFSSFQPTJUPSZ LFSBTQZ TFSWFQZ ϩʔΧϧ  ؀ڥ 1VMM
%FQMPZNFOUT $MPVE 4UPSBHF 1VMM LFSBTQZ TFSWFQZ LFSBTQZ TFSWFQZ ͭ·Γ͜Μͳײ͡ 5SBJO 6QMPBE

4JHOBUVSF%FGΛར༻ͯ͠༧Ί*0Λಛ ఆՄೳʹ͢Δ 'MPZE)VC ϓϦηοτ  5FOTPS'MPX ,FSBT 1Z5PSDI FUD BQQQZͰ࣮૷ BQQQZͰ࣮૷ "NB[PO 4BHF.BLFS ϓϦηοτʗ ࣗલͷ%PDLFS JNBHFΑΓબ୒ ෆཁ ϓϦηοτΛར༻͢Δ৔߹ෆཁ ಠࣗϞσϧΛʏඞཁ IUUQTEPDTqPZEIVCDPNHVJEFTFOWJSPONFOUT

ϋϯυϥ ϞσϧͷϋϯυϦϯά ͱ͸ ϞσϧͷαʔόʔΛ࡞Δ৔߹ʹɺҎԼͷػೳ͕ඞཁʹͳΔ ϞσϧΛ ͓ͦΒ͘ϝϞϦʹ ಡΈࠐΉ
ೖྗ "1*αʔόʔͷ৔߹SFRVFTU ΛϞσϧʹ౉͢ Ϟσϧ͔Βͷग़ྗΛड͚औΓSFTQPOTFʹฦ͢ "1* -PBE

ϞσϧͷϋϯυϦϯά ·ͣωοτϫʔΫͷ*0ͷ৔ॴͱܕΛಛఆ͢Δඞཁ͕͋Δ ͜͜͸ϑϨʔϜϫʔΫʹΑͬͯ͘Δ  ωοτϫʔΫ࣮૷࣌ʹJOQVUPVUQVU͕ܾ·Δ৔߹΋͋Δ   ,FSBT 1Z5PSDI +*5
౳ ݁ߏَ໳ *OQVU 0VUQVU ͕ෳ਺͋Δ৔߹͸ʁ ඪ४ԽΛ͢ΔྲྀΕ΋͋Δ

ϞσϧͷϋϯυϦϯά ·ͣωοτϫʔΫͷ*0ͷ৔ॴͱܕΛಛఆ͢Δඞཁ͕͋Δ ͜͜͸ϑϨʔϜϫʔΫʹΑͬͯ͘Δ  ωοτϫʔΫ࣮૷࣌ʹJOQVUPVUQVU͕ܾ·Δ৔߹΋͋Δ   ,FSBT 1Z5PSDI +*5
౳ ݁ߏَ໳ *OQVU 0VUQVU ͕ෳ਺͋Δ৔߹͸ʁ ඪ४ԽΛ͢ΔྲྀΕ΋͋Δ IUUQTTQFBLFSEFDLDPNBZFNPT QZUPSDIUPDB⒎FUPPOOYUPTIFODFOH YVFYJNPEFSVGBMTFEFQVSPJOJUVJUF

4JHOBUVSF%FGΛར༻ͯ͠༧Ί*0Λಛ ఆՄೳʹ͢Δ 'MPZE)VC ϓϦηοτ  5FOTPS'MPX ,FSBT 1Z5PSDI FUD BQQQZͰ࣮૷ BQQQZͰ࣮૷ "NB[PO 4BHF.BLFS ϓϦηοτʗ ࣗલͷ%PDLFS JNBHFΑΓબ୒ ෆཁ ϓϦηοτΛར༻͢Δ৔߹ෆཁ 5FOTP'MPX .9/FU ಠࣗϞσϧඞཁ IUUQTEPDTqPZEIVCDPNHVJEFTFOWJSPONFOUT

Ϟσϧͷ"1*ʹؔ͢Δߟ࡯ Ϟσϧͷ"1*ͱͯ͠ඞཁͳػೳʁ QSFEJDU IFBMUIଞʹ͸ʁ ׂΓ੾Ε͹݁ߏڞ௨Խग़དྷΔ  (PPHMF$MPVE.-ͷྫʹݟΔΑ͏ʹ
લड़ͨ͠໰୊ʹൺ΂Ε͹ᘭ຤Ͱ͋Δ  ࣮ߦ؀ڥͱϞσϧͷϋϯυϦϯά͕ͳΜͱ͔ͳΕ͹  "1*ͷ࣮૷͸Ͳ͏ʹͰ΋ͳΓͦ͏

ͪΐͬͱ·ͱΊ ࣮ߦ؀ڥʗ"1*࣮૷ڞʹڞ௨Խग़དྷΔ༨஍͕͋Δ ͔ͩΒͦ͜ .-BB4ͷΑ͏ͳڞ௨ج൫͕੒ཱ͠͏Δ ະ࣮ͩ༻ྫ͸ଟ͘ͳ͍͕ ֤Ϟσϧ࣮૷ऀ͕σϓϩΠ·Ͱߦ͏ମ੍΋ෆՄೳͰ͸ͳ͍

.-BB4ͱͷ෇͖߹͍ํ ϓϥοτϑΥʔϜ͕αϙʔτ͢Δൣғ͸෼ް͘ͳͬͯ͘Δ ͸ͣ $*$%ɺ"#ςετ $BOBSZ ͳͲ
ࠓޙ΋࣍ୈʹ৐͔ͬΔϝϦοτ͕େ͖͘ͳͬͯ͘Δ খதن໛ͳػցֶशνʔϜͰ͸ࣗڅࣗ଍͢Δͷ΋ ࠓͷͱ͜Ζ   બ୒ࢶʹೖΔ

ςετʗ؂ࢹ લॲཧ σϓϩΠ Ϟσϧ࣮૷ऀ͕ࣗ෼ͰσϓϩΠ͢Δ

.-BB4͕ͪΐͬͱ෼͔ͬͨͷͰ ࣮ݧͯ͠Έͨ

NPEFMQC 3VOUJNFEFpOJUJPOT LFSBTQZ 3VOUJNFT &$3 LFSBTQZ TFSWFQZ %PDLFSpMF TFSWFQZ
%PDLFSpMF UFOTPSqPXQZ TFSWFQZ %PDLFSpMF UFOTPSqPXQZ TFSWFQZ %PDLFSpMF #VJME NFUBEBUBZNM name: cookpadnet model: path: model.pb input: input_1 output: final_result runtime: tensorflow

NPEFMQC 3VOUJNFEFpOJUJPOT LFSBTQZ 3VOUJNFT &$3 LFSBTQZ TFSWFQZ %PDLFSpMF TFSWFQZ
%PDLFSpMF UFOTPSqPXQZ TFSWFQZ %PDLFSpMF UFOTPSqPXQZ TFSWFQZ %PDLFSpMF #VJME NFUBEBUBZNM name: cookpadnet model: path: model.pb input: input_1 output: final_result runtime: tensorflow $ python deploy.py  Uploading model artifacts to: s3://foo/model.pb Updating task definition... Updated: arn:aws:ecs:::task-definition/cookpadnet:1 Deploying new sevice...

$ python deploy.py  Uploading model artifacts to: s3://foo/model.pb Updating task
definition... Updated: arn:aws:ecs:::task-definition/cookpadnet:1 Deploying new sevice... &$4 NPEFMQC 3VOUJNFEFpOJUJPOT LFSBTQZ 3VOUJNFT &$3 LFSBTQZ TFSWFQZ %PDLFSpMF TFSWFQZ %PDLFSpMF UFOTPSqPXQZ TFSWFQZ %PDLFSpMF UFOTPSqPXQZ TFSWFQZ %PDLFSpMF #VJME NFUBEBUBZNM name: cookpadnet model: path: model.pb input: input_1 output: final_result runtime: tensorflow

$ python deploy.py  Uploading model artifacts to: s3://foo/model.pb Updating task
definition... Updated: arn:aws:ecs:::task-definition/cookpadnet:1 Deploying new sevice... &$4 NPEFMQC 3VOUJNFEFpOJUJPOT LFSBTQZ 3VOUJNFT &$3 LFSBTQZ TFSWFQZ %PDLFSpMF TFSWFQZ %PDLFSpMF UFOTPSqPXQZ TFSWFQZ %PDLFSpMF UFOTPSqPXQZ TFSWFQZ %PDLFSpMF #VJME NFUBEBUBZNM name: cookpadnet model: path: model.pb input: input_1 output: final_result runtime: tensorflow DVSMEBUBCJOBSZ!GPPEKQHIPHFMCFMCBNB[POBXTDPNQSFEJDU )$POUFOU5ZQFJNBHFKQFH \ SFTVMU< < F > > ^

·ͱΊ ೥݄ɺΫοΫύουݚڀ։ൃ෦ͷൃ଍ ࠓ·Ͱ૊৫ͱ֦ͯ͠େ͖ͯͨ͠ ͞ΒͳΔ֦େʹ଱͑͏Δεέʔϥϒϧͳ։ൃ؀ڥΛ࡞Γ͍ͨ ֤Ϟσϧ࣮૷ऀ͕σϓϩΠ·Ͱߦ͏ମ੍΁ ޲͔͍͍ͨ
.-BB4ͳͲͷطଘख๏Λࢀߟʹ࠷ળखΛ୳͍ͬͯΔॴ

ΫοΫύουͷ  ػցֶशج൫ ଓ͘

એ఻ ͦΜͳج൫ΛҰॹʹ࡞Γ·ͤΜ͔ IUUQTDPPLQBEKPCT

クックパッドの機械学習基盤 2018 / Machine Learning Platfor...

クックパッドの機械学習基盤 2018 / Machine Learning Platform at Cookpad ~ 2018 ~

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