CoreMLでアイドル顔認識アプリを作ろう

$PSF.-ͰΞΠυϧإೝࣝ ΞϓϦΛ࡞Ζ͏ দલ݈ଠ࿠ !LFONB[ J04%$ 5SBDL"

w ීஈ͸J04ΤϯδχΞ w ػցֶशͷઐ໳ՈͰ͸ͳ͘ɺ झຯͰษڧத ࣗݾ঺հ

ຊτʔΫʹ͍ͭͯ wJ04ΤϯδχΞ͕ػցֶशʹνϟϯϨϯδͯ͠Έͨ wػցֶशٕज़ɾ$PSF.-Λ࢖ͬͨJ04ΞϓϦͷ։ൃϑ ϩʔΛ޿͘ઙ͘࿩͠·͢ɻ wʮࣗ෼Ͱ΋΍Εͦ͏ɺ͓΋͠Ζͦ͏ɺࢼͯ͠Έ͍ͨʯ ͱօ͞Μʹࢥ͍͚ͬͯͨͩΕ͹޾͍Ͱ͢

/%"ʹ͍ͭͯ w$PSF.-΍J04ʹ͍ͭͯ͸ɺ/%" ͷؔ܎্ɺݱ࣌఺ͰҰൠެ։͞Εͯ ͍Δൣғͷ৘ใͷΈΛऔΓѻ͍·͢ wσϞϯετϨʔγϣϯ΍࣮ݧ݁Ռͷ ঺հͳͲ͸ߦ͍·ͤΜɻ

લఏͱͳΔઐ໳஌ࣝ

ΞΠυϧάϧʔϓ

αϯϓϧࣄྫɿ ΞΠυϧإࣝผΞϓϦ Πϝʔδ ͸ͳ͜

J04 7JTJPO $PSF.- ͓͞Β͍

7JTJPO

7JTJPO wը૾ೝࣝॲཧ༻ϑϨʔϜϫʔΫ wϝδϟʔͳը૾ೝࣝॲཧΛඪ४ Ͱఏڙ

ग़యɿIUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED

࢖͍ํ 7/3FRVFTU)BOEMFS 7/3FRVFTU 7/0CTFSWBUJPO 7/0CTFSWBUJPO 7/0CTFSWBUJPO ࣮ߦ͍ͨ͠ը૾ೝࣝλεΫ ೖྗը૾ ந৅Խ͞Εͨೝࣝ݁Ռ

ྫ إ෦඼ͷݕ஌ 7/%FUFDU'BDF-BOENBSLT 3FRVFTU 7/'BDF-BOENBSLT% GBDF$POUPVSʢྠֲҐஔʣ MFGU&ZFʢࠨ໨Ґஔʣ MFGU&ZFCSPXʢࠨ໨එҐஔʣ MFGU1VQJMʢࠨ໨؟ٿҐஔʣ OPTFʢඓҐஔʣ
ʜ ػցֶश΍ը૾ೝࣝͷ ৄ͍͠஌ࣝ͸ෆཁ

ओͳ7/3FRVFTUͷαϒΫϥε ༻్ 7/%FUFDU'BDF3FDUBOHMFT3FRVFTU إͷۣܗݕग़ 7/%FUFDU'BDF-BOENBSLT3FRVFTU إͷύʔπݕग़ 7/%FUFDU3FDUBOHMFT3FRVFTU ۣܗݕग़ 7/%FUFDU5FYU3FDUBOHMFT3FRVFTU ςΩετۣܗݕग़
7/5SBDL0CKFDU3FRVFTU ෺ମݕग़ 7/%FUFDU)PSJ[PO3FRVFTU ਫฏݕग़ 7/*NBHF3FHJTUSBUJPO3FRVFTU ը૾ϨδετϨʔγϣϯ ʢҐஔ߹Θͤʣ 7/%FUFDU#BSDPEFT3FRVFTU όʔίʔυݕग़ 7/$PSF.-3FRVFTU ΧελϜͷ$PSF.-Λ༻͍ͨݕग़

ओͳ7/3FRVFTUͷαϒΫϥε ༻్ 7/%FUFDU'BDF3FDUBOHMFT3FRVFTU إͷۣܗݕग़ 7/%FUFDU'BDF-BOENBSLT3FRVFTU إͷύʔπݕग़ 7/%FUFDU3FDUBOHMFT3FRVFTU ۣܗݕग़ 7/%FUFDU5FYU3FDUBOHMFT3FRVFTU ςΩετۣܗݕग़
7/5SBDL0CKFDU3FRVFTU ෺ମݕग़ 7/%FUFDU)PSJ[PO3FRVFTU ਫฏݕग़ 7/*NBHF3FHJTUSBUJPO3FRVFTU ը૾ϨδετϨʔγϣϯ ʢҐஔ߹Θͤʣ 7/%FUFDU#BSDPEFT3FRVFTU όʔίʔυݕग़ 7/$PSF.-3FRVFTU ΧελϜͷ$PSF.-Λ༻͍ͨݕग़ ·ͣ͜ΕΒΛ࢖͑ͳ͍͔ݕ౼ ཁ݅ʹ߹Θͳ͚Ε͹ $PSF.-Λબ୒

$PSF.-

$PSF.- wػցֶशϑϨʔϜϫʔΫʢਪ࿦ͷΈʣ wσόΠε୯ମͰಈ࡞ w࣮ߦ࣌ʹαʔόʔෆཁɾߴ଎ɾηΩϡΞ w$16(16ʹ࠷దԽ͞Ε͓ͯΓύϫϑϧ

$PSF.-Λ༻͍ͨΞϓϦͷߏ੒

$PSF.-Λ༻͍ͨΞϓϦͷߏ੒ $PSF.-Ϟσϧ

$PSF.-Λ༻͍ͨΞϓϦͷߏ੒ $PSF.-Ϟσϧ wωοτϫʔΫߏ଄ɺֶशࡁΈͷॏΈ

$PSF.-Λ༻͍ͨΞϓϦͷߏ੒ $PSF.-Ϟσϧ wωοτϫʔΫߏ଄ɺֶशࡁΈͷॏΈ wυΩϡϝϯτϝλσʔλ

$PSF.-Λ༻͍ͨΞϓϦͷߏ੒ $PSF.-Ϟσϧ wωοτϫʔΫߏ଄ɺֶशࡁΈͷॏΈ wυΩϡϝϯτϝλσʔλ wTXJGUPCKDͱͷ*'ͱͳΔΫϥεఆٛ

IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED 'MPXFS$MBTTpFSNMNPEFM

MFUJOQVU$71JYFM#V⒎FS MFUNPEFM'MPXFS$MBTTJpFS MFUPVUQVUUSZNPEFMQSFEJDBUF qPXFS*NBHFJOQVU QSJOU PVQVUqPXFS5ZQF

$PSF.-ͷߏ੒ $PSF.-Ϟσϧ

$PSF.-ͷߏ੒ Ͳ͏΍ͬͯ༻ҙ͢Δʁ $PSF.-Ϟσϧ

ᶃ܇࿅ࡁΈͷ$PSF.-ϞσϧΛ࢖͏ ໊শ αΠζ ༻్ ࣝผྫ .PCJMF/FU .# ෺ମೝࣝ ໦ɺಈ෺ɺ৯΂෺ɺंɺਓͳͲ 4RVFF[F/FU
.# 3FT/FU .# *ODFQUJPOW .# 7(( .# 1MBDF(PPH-F/FU .# γʔϯೝࣝ ۭߓɺ৸ࣨɺ৿ྛɺԊ؛ "QQMFެࣜఏڙ IUUQTEFWFMPQFSBQQMFDPNNBDIJOFMFBSOJOH

໊শ ༻్ $BS3FDPHOJUJPO ंͷϒϥϯυˍϞσϧࣝผ :0-0 ෺ମೝࣝ "HF/FU ਓؒͷإͷ೥ྸਪఆ (FOEFS/FU ਓؒͷإͷੑผਪఆ
&NPUJPO/FU ਓؒͷإͷײ৘ਪఆ )&% Τοδநग़ 'PPE ྉཧͷࣝผ 0YGPSE Ֆͷछྨͷࣝผ -PDBUJPO/FU ࣸਅͷࡱӨ஍ਪఆ ͦͷଞͷެ։$PSF.-Ϟσϧ IUUQTHJUIVCDPNMJLFEBO"XFTPNF$PSF.-.PEFMT

໊শ ༻్ $BS3FDPHOJUJPO ंͷϒϥϯυˍϞσϧࣝผ :0-0 ෺ମೝࣝ "HF/FU ਓؒͷإͷ೥ྸਪఆ (FOEFS/FU ਓؒͷإͷੑผਪఆ
&NPUJPO/FU ਓؒͷإͷײ৘ਪఆ )&% Τοδநग़ 'PPE ྉཧͷࣝผ 0YGPSE Ֆͷछྨͷࣝผ -PDBUJPO/FU ࣸਅͷࡱӨ஍ਪఆ ͦͷଞͷެ։$PSF.-Ϟσϧ IUUQTHJUIVCDPNMJLFEBO"XFTPNF$PSF.-.PEFMT ཁ݅ʹ߹͏΋ͷ͕ͳ͚Ε͹ ➔ࣗ෼Ͱ$PSF.-ϞσϧΛੜ੒͢Δ

ᶄ$PSF.-5PPMTʹΑΔม׵ ܇࿅ࡁΈͷ ػցֶशϞσϧ 1ZUIPO

ᶄ$PSF.-5PPMTʹΑΔม׵ ܇࿅ࡁΈͷ ػցֶशϞσϧ 1ZUIPO $PSF.-5PPMT ม׵

ᶄ$PSF.-5PPMTʹΑΔม׵ ܇࿅ࡁΈͷ ػցֶशϞσϧ 1ZUIPO $PSF.-5PPMT ม׵ Ͳ͏΍ͬͯ༻ҙ͢Δʁ

ᶄ$PSF.-5PPMTʹΑΔม׵ ᶃެ։͞Ε͍ͯΔ΋ͷΛ࢖͏ w$B⒎F.PEFM;PP w5FOTPS'MPX.PEFMT w.9/FU.PEFM;PP ᶄࣗ෼Ͱ࣮૷ͯ͠܇࿅͢Δ ܇࿅ࡁΈͷ ػցֶशϞσϧ 1ZUIPO $PSF.-5PPMT
ม׵ Ͳ͏΍ͬͯ༻ҙ͢Δʁ

7JTJPO$PSF.- ͜͜·Ͱͷ·ͱΊ

ը૾ೝࣝΛ࢖ͬͨΞϓϦͷ։ൃཁ݅ :&4 /0

ը૾ೝࣝΛ࢖ͬͨΞϓϦͷ։ൃཁ݅ 7JTJPOͰ࣮૷Մೳʁ ᶃ7JTJPOϑϨʔϜϫʔΫΛ࢖͏ :&4 /0

ը૾ೝࣝΛ࢖ͬͨΞϓϦͷ։ൃཁ݅ ࢖͑ͦ͏ͳֶशࡁΈ $PSF.-Ϟσϧ͕͋Δʁ 7JTJPOͰ࣮૷Մೳʁ ᶃ7JTJPOϑϨʔϜϫʔΫΛ࢖͏ ᶄֶशࡁΈ$PSF.-ϞσϧΛ࢖͏ :&4 /0

ը૾ೝࣝΛ࢖ͬͨΞϓϦͷ։ൃཁ݅ ࢖͑ͦ͏ͳֶशࡁΈ $PSF.-Ϟσϧ͕͋Δʁ ࢖͑ͦ͏ͳ1ZUIPO࣮૷ͷ ֶशࡁΈϞσϧ͕͋Δʁ 7JTJPOͰ࣮૷Մೳʁ ᶃ7JTJPOϑϨʔϜϫʔΫΛ࢖͏ ᶄֶशࡁΈ$PSF.-ϞσϧΛ࢖͏ ᶅ$PSF.-5PPMTͰ $PSF.-Ϟσϧʹม׵ͯ͠࢖͏
:&4 /0

ը૾ೝࣝΛ࢖ͬͨΞϓϦͷ։ൃཁ݅ ࢖͑ͦ͏ͳֶशࡁΈ $PSF.-Ϟσϧ͕͋Δʁ ࢖͑ͦ͏ͳ1ZUIPO࣮૷ͷ ֶशࡁΈϞσϧ͕͋Δʁ ࣌ؒͱͱڭࢣσʔλͱ Ϡϧؾ͸͋Δʁ 7JTJPOͰ࣮૷Մೳʁ ᶃ7JTJPOϑϨʔϜϫʔΫΛ࢖͏ ᶄֶशࡁΈ$PSF.-ϞσϧΛ࢖͏
ᶅ$PSF.-5PPMTͰ $PSF.-Ϟσϧʹม׵ͯ͠࢖͏ ᶆػցֶशͷίʔυΛ1ZUIPOͰ࣮૷ ˍ܇࿅ͯ͠ɺ$PSF.-5PPMTͰ $PSF.-Ϟσϧʹม׵ͯ͠࢖͏ :&4 /0

ը૾ೝࣝΛ࢖ͬͨΞϓϦͷ։ൃཁ݅ ࢖͑ͦ͏ͳֶशࡁΈ $PSF.-Ϟσϧ͕͋Δʁ ࢖͑ͦ͏ͳ1ZUIPO࣮૷ͷ ֶशࡁΈϞσϧ͕͋Δʁ ࣌ؒͱͱڭࢣσʔλͱ Ϡϧؾ͸͋Δʁ 7JTJPOͰ࣮૷Մೳʁ ᶃ7JTJPOϑϨʔϜϫʔΫΛ࢖͏ ᶄֶशࡁΈ$PSF.-ϞσϧΛ࢖͏
ᶅ$PSF.-5PPMTͰ $PSF.-Ϟσϧʹม׵ͯ͠࢖͏ ᶆػցֶशͷίʔυΛ1ZUIPOͰ࣮૷ ˍ܇࿅ͯ͠ɺ$PSF.-5PPMTͰ $PSF.-Ϟσϧʹม׵ͯ͠࢖͏ :&4 /0 ➔ΞΠυϧإࣝผΞϓϦ

ΞΠυϧإࣝผΞϓϦ ͷ։ൃ

શମઃܭ

શମઃܭ Χϝϥө૾ͷ ϓϨϏϡʔදࣔ

શମઃܭ ϑϨʔϜը૾औಘ Χϝϥө૾ͷ ϓϨϏϡʔදࣔ

શମઃܭ ϑϨʔϜը૾औಘ إͷݕग़ Χϝϥө૾ͷ ϓϨϏϡʔදࣔ

શମઃܭ ϑϨʔϜը૾औಘ إͷݕग़ Χϝϥө૾ͷ ϓϨϏϡʔදࣔ ݕग़ͨ͠إҐஔʹ ࿮Λදࣔ

શମઃܭ ϑϨʔϜը૾औಘ إͷݕग़ ϝϯόʔͷࣝผ Χϝϥө૾ͷ ϓϨϏϡʔදࣔ ݕग़ͨ͠إҐஔʹ ࿮Λදࣔ

͸ͳ͜ શମઃܭ ϑϨʔϜը૾औಘ إͷݕग़ ϝϯόʔͷࣝผ Χϝϥө૾ͷ ϓϨϏϡʔදࣔ ݕग़ͨ͠إҐஔʹ ࿮Λදࣔ ࣝผ݁Ռͷදࣔ

"7$BQUVSF

"7$BQUVSF 7JTJPO 7/%FUFDU'BDF3FDUBOHMFT3FRVFTU

"7$BQUVSF 7JTJPO 7/%FUFDU'BDF3FDUBOHMFT3FRVFTU $PSF.- ϝϯόʔإࣝผϞσϧ

$PSF.-Λ༻͍ͨΞϓϦͷ ։ൃϑϩʔ ᶃڭࢣσʔλ ͷ४උ ᶄϞσϧͷ ࣮૷ ᶅ܇࿅ ᶆֶशࡁΈ Ϟσϧͷม׵ ᶇΞϓϦ΁ͷ
૊ΈࠐΈ

ᶃڭࢣσʔλ ͷ४උ ᶄϞσϧͷ ࣮૷ ᶅ܇࿅ ᶆֶशࡁΈ Ϟσϧͷม׵ ᶇΞϓϦ΁ͷ ૊ΈࠐΈ ᶃϥϕϧ෇͖ڭࢣσʔλͷ४උ

إը૾ͷऩू wΫϩʔϥͰը૾Λऩू wը૾ݕࡧ"1*ɺεΫϨΠϐϯά w4DSBQZ IUUQTTDSBQZPSH wΫϩʔϦϯάɾεΫϨΠϐϯά༻ϑϨʔϜϫʔΫ wDTTηϨΫλΛͪΐΖͬͱॻ͚ͩ͘ wաෛՙ๷ࢭɺSPCPUTUYUΛߟྀͨ͠ྱّਖ਼͍͠ΫϩʔϦϯά

$ scrapy runspider momospider.py import scrapy from crawler.items import MomoItem
class MomoSpider(scrapy.Spider): name = "momo" start_urls = [“https://momo.com/blog/“] def parse(self, response): image_url = response.css('#main #content .artwork img::attr(src-swap)').extract_first() member_name = response.css('#title h1::text').extract_first() item = MomoItem() item['image_urls'] = [image_url] item['member_name'] = member_name return item

લॲཧ w0QFO$7Ͱͬ͘͟Γإ෦෼ͷ੾Γൈ͖ wඍົͳ܏͖΍ζϨ͕ਫ਼౓ʹӨڹΛ༩͑Δ wը૾ճసɺ໨ඓޱͷҐஔ߹Θͤ ࢀߟɿإೝࣝҐஔ߹Θͤͷॏཁੑ

֤ϝϯόʔຕY ຕͷڭࢣσʔλΛऩू

֤ϝϯόʔຕY ຕͷڭࢣσʔλΛऩू ख࡞ۀͰ ϥϕϧ෇͚ʂ NBDͷ'JOEFSͰϑΝΠϧΛख࡞ۀͰ෼ྨ

ᶃڭࢣσʔλ ͷ४උ ᶄϞσϧͷ ࣮૷ ᶅ܇࿅ ᶆֶशࡁΈ Ϟσϧͷม׵ ᶇΞϓϦ΁ͷ ૊ΈࠐΈ ᶄϞσϧͷ࣮૷

ࣝผϞσϧ ΞΠυϧإࣝผϞσϧ

ࣝผϞσϧ ΞΠυϧإࣝผϞσϧ ೖྗɿY3(#ͷإը૾ ϥϕϧ෇͖ڭࢣը૾ ͸ͳ͜ ೖྗ

ࣝผϞσϧ ΞΠυϧإࣝผϞσϧ ϝϯόʔ ֬཰ ΕΈ ͸ͳ͜ ͓͍͠
͋ʔΓͦ ΋΋͜ ਪ࿦ ग़ྗ֤ϝϯόʔͷ֬཰ ೖྗɿY3(#ͷإը૾ ϥϕϧ෇͖ڭࢣը૾ ͸ͳ͜ ೖྗ

͋ʔΓͦ ΋΋͜ ਪ࿦ ग़ྗ֤ϝϯόʔͷ֬཰ ೖྗɿY3(#ͷإը૾ ϥϕϧ෇͖ڭࢣը૾ ͸ͳ͜ ೖྗ ɹֶश

͋ʔΓͦ ΋΋͜ ਪ࿦ ग़ྗ֤ϝϯόʔͷ֬཰ ˠը૾ͷଟΫϥε෼ྨ໰୊ ೖྗɿY3(#ͷإը૾ ϥϕϧ෇͖ڭࢣը૾ ͸ͳ͜ ೖྗ ɹֶश

ը૾ͷଟΫϥε෼ྨ໰୊ wը૾ೝࣝͷ෼໺Ͱ͸ϝδϟʔͳ໰୊ wσʔληοτ΍αϯϓϧ࣮૷΋ଟ਺ެ։͞ Ε͍ͯΔ w৞ΈࠐΈχϡʔϥϧωοτϫʔΫʢ$//ʣ ग़యɿIUUQTXXXUFOTPSqPXPSHHFU@TUBSUFENOJTUCFHJOOFST ग़యɿIUUQTXXXDTUPSPOUPFEVdLSJ[DJGBSIUNM

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ݩը૾

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ݩը૾ ϑΟϧλ

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ݩը૾ ϑΟϧλ ৞ΈࠐΈ

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ݩը૾ ϑΟϧλ ಛ௃ͷநग़ ৞ΈࠐΈ

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ݩը૾ ϑΟϧλ ಛ௃ͷநग़ ৞ΈࠐΈ ϓʔϦϯά

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ݩը૾ ϑΟϧλ ಛ௃ͷநग़ ඍখͳҐஔมԽ ʹର͢Δෆมੑ Λ࣮ݱ ৞ΈࠐΈ ϓʔϦϯά

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ΕΈ ͸ͳ͜ ͓͍͠ ͋ʔΓͦ ΋΋͜

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ৞ΈࠐΈ૚ɾϓʔϦϯά૚ ΕΈ ͸ͳ͜ ͓͍͠ ͋ʔΓͦ ΋΋͜

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ৞ΈࠐΈ૚ɾϓʔϦϯά૚ શ݁߹૚ ΕΈ ͸ͳ͜ ͓͍͠ ͋ʔΓͦ ΋΋͜

৞ΈࠐΈχϡʔϥϧωοτϫʔΫ ʢࡶͳઆ໌ʣ ৞ΈࠐΈ૚ɾϓʔϦϯά૚ શ݁߹૚ ΕΈ ͸ͳ͜ ͓͍͠ ͋ʔΓͦ ΋΋͜ ˠϑΟϧλͷύϥϝʔλɺ݁߹ͷॏΈΛֶश

ػցֶशϥΠϒϥϦ w੍໿ w$PSF.-5PPMT͕αϙʔτ͍ͯ͠ Δ΋ͷΛબ୒͢Δ wόʔδϣϯ΋ݫີʹ߹ΘͤΔ ➔,FSBT 1ZUIPOΛ࠾༻

,FSBT෇ଐͷαϯϓϧίʔυ DJGBS@DOOQZ Λϕʔεʹ࣮૷

ᶃڭࢣσʔλ ͷ४උ ᶄϞσϧͷ ࣮૷ ᶅ܇࿅ ᶆֶशࡁΈ Ϟσϧͷม׵ ᶇΞϓϦ΁ͷ ૊ΈࠐΈ ᶅ܇࿅

Ϋϥ΢υ্Ͱͷֶश w(16Ϛγϯ͸ඞਢ w.#1 $16Ͱ਺೔͔͔Δॲཧ͕(16 ͳΒ਺࣌ؒͰ͢Ή w"84&$Q εϙοτΠϯελϯε wdIఔ౓ wڭࢣσʔλը૾͸Tʹ഑ஔ 4
FD

؀ڥߏங w"84%FFQ-FBSOJOH".*T wIUUQTBXTBNB[PODPNKQBNB[POBJBNJT w(16υϥΠό΍ґଘϥΠϒϥϦ͕ΠϯετʔϧࡁΈ wىಈ͢Δ͚ͩͰʢ΄΅ʣ͙͢࢖͑Δ

ֶश݁Ռ ΤϙοΫֶश ޙͷਫ਼౓ ܇࿅σʔλ ݕূσʔλ ͪΌΜͱͨ͠άϥϑʹ͢Δ

ᶃڭࢣσʔλ ͷ४උ ᶄϞσϧͷ ࣮૷ ᶅ܇࿅ ᶆֶशࡁΈ Ϟσϧͷม׵ ᶇΞϓϦ΁ͷ ૊ΈࠐΈ ᶆֶशࡁΈϞσϧͷม׵

$PSF.-Ϟσϧ΁ͷม׵

$PSF.-Ϟσϧ΁ͷม׵ )%' ܗࣜ ɾωοτϫʔΫߏ଄ ɾֶशࡁΈͷॏΈ

$PSF.-Ϟσϧ΁ͷม׵ )%' ܗࣜ ɾωοτϫʔΫߏ଄ ɾֶशࡁΈͷॏΈ 1 import coremltools 2 coreml_model
= coremltools.converters.keras.convert( 3 'model.h5' 4 input_names = 'image', 5 image_input_names = 'image', 6 class_labels = 'labels.txt') 7 coreml_model.save(‘idle_classifer.mlmodel’)

$PSF.-Ϟσϧͷݕূ

$PSF.-Ϟσϧͷݕূ ͸ͳ͜

$PSF.-Ϟσϧͷݕূ ͸ͳ͜ ͸ͳ͜

$PSF.-Ϟσϧͷݕূ ͸ͳ͜ ͸ͳ͜ ਖ਼͘͠ม׵Ͱ͖͍ͯΔ͜ͱ͕ݕূͰ͖ͨ

$PSF.-Ϟσϧͷݕূ 1 import coremltools 2 img = load(‘hanako.png’) 3 model
= coremltools.models.MLModel('Momomind.mlmodel') 4 res = model.predict(img) 5 print(res) # => ͸ͳ͜ 0.8888 ͸ͳ͜ ͸ͳ͜ ਖ਼͘͠ม׵Ͱ͖͍ͯΔ͜ͱ͕ݕূͰ͖ͨ

$PSF.-5PPMT IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED ֤ϥΠϒϥϦ͝ͱͷ ίϯόʔλʔ 1ZUIPO$PSF.- PONBD04 ؒͷόΠϯσΟϯά ίϯόʔλʔߏங༻"1* w
$PSF.-ϞσϧϑΥʔϚοτͷ࣮૷ w 9DPEFʹऔΓࠐΜͩࡍͷ*'ఆٛ

ᶃڭࢣσʔλ ͷ४උ ᶄϞσϧͷ ࣮૷ ᶅ܇࿅ ᶆֶशࡁΈ Ϟσϧͷม׵ ᶇΞϓϦ΁ͷ ૊ΈࠐΈ ᶇΞϓϦ΁ͷ૊ΈࠐΈ

͸ͳ͜ ෦඼͸ἧͬͨ ϑϨʔϜը૾औಘ إͷݕग़ ϝϯόʔͷࣝผ Χϝϥө૾ͷ ϓϨϏϡʔදࣔ ݕग़ͨ͠إҐஔʹ ࿮Λදࣔ ࣝผ݁Ռͷදࣔ
"7$BQUVSF 7JTJPO 7/%FUFDU'BDF3FDUBOHMFT3FRVFTU $PSF.- ϝϯόʔإࣝผϞσϧ

ϑϨʔϜը૾औಘˍϓϨϏϡʔදࣔ let session = AVCaptureSession() let device = AVCaptureDevice.default(for: AVMediaType.video)!
let deviceInput = try! AVCaptureDeviceInput(device: device) session.addInput(deviceInput) let previewLayer = AVCaptureVideoPreviewLayer(session: session) view.layer.insertSublayer(previewLayer, at: 0) let queue = DispatchQueue(label: “xxx") let output = AVCaptureVideoDataOutput() output.setSampleBufferDelegate(self, queue: queue) session.addOutput(output) func captureOutput(..., didOutput sampleBuffer: CMSampleBuffer, ..) { let buffer: CVImageBuffer = CMSampleBufferGetImageBuffer(sampleBuffer) ... } ᶃΧϝϥೖྗ ᶄϓϨϏϡʔදࣔ ᶅΩϟϓνϟग़ྗ ᶆϑϨʔϜը૾औಘ

إҐஔݕग़ let buffer: CVImageBuffer = ... let inputImage = CIImage(cvImageBuffer:
buffer) //ᶃإۣܗऔಘϦΫΤετ let handler = VNImageRequestHandler(ciImage: inputImage) handler.perform([ VNDetectFaceRectanglesRequest(completionHandler: { (req, err) in //ᶄإۣܗͷऔಘ let req = request as! VNDetectFaceRectanglesRequest, let faces = req.results as! [VNFaceObservation], let face = faces.first.boundingBox, let rect = face.boundingBox, //ᶅإ෦෼ͷ੾Γൈ͖ let faceImage: CIImage = cropImage(from inputImage, rect: rect)

إࣝผ //ᶃֶशࡁΈCoreMLϞσϧͷϩʔυ let idleClassifier = IdleClassifier() let model = VNCoreMLModel(for:
idleClassifier.model) //ᶄVision+CoreMLͰਪ࿦Λ࣮ߦ let image: CIImage = ... let handler = VNImageRequestHandler(ciImage: image) try handler.perform([ VNCoreMLRequest(model: model) {(req, err) in //ᶅࣝผ݁Ռͷऔಘ let res = req.results!.first as! VNClassificationObservation let name = res.identifier let probability = Int(res.confidence * 100) print(“ࣝผ݁Ռ \(name):\(probability)%”)

׬੒ʁ ͸ͳ͜

੒௕ʹΑΔإͷมԽ

ܧଓతͳ ࣝผਫ਼౓ͷ޲্

ڭࢣσʔλͷ֦ॆ

ޡݕ஌ͷใࠂػೳ 4 ͷͷ͔ إը૾ʴਖ਼ղϥϕϧ ͸ͳ͜ ໰୊Λใࠂ ਖ਼ղΛ͓͍͑ͯͩ͘͠͞ ͷͷ͔c ૹ৴

IUUQNPNPNJOELFONB[OFU 4 ͋ʔΓͦ ޡݕ஌ͷใࠂػೳʢϒϥ΢β൛ʣ إը૾ʴਖ਼ղϥϕϧ

ΫϩʔϥʔʹΑΔܧଓతͳऩू ˍԾϥϕϧ͚ͮ 4 Ϋϩʔϥʔ ਪ࿦ˍԾϥϕϧ෇͚ खಈ֬ೝˍमਖ਼ ΋΋͜ إը૾ʴʢԾͷʣਖ਼ղϥϕϧ

͸ͳ͜ ໰୊Λใࠂ ϥϕϧ෇͖ڭࢣσʔλͷ֦ॆ

͸ͳ͜ ໰୊Λใࠂ ϥϕϧ෇͖ڭࢣσʔλͷ֦ॆ ࠶ֶश

͸ͳ͜ ໰୊Λใࠂ ϥϕϧ෇͖ڭࢣσʔλͷ֦ॆ ࠶ֶश ʁ

͸ͳ͜ ࠶ੜ੒ͨ͠Ϟσϧͷಈతஔ׵ μ΢ϯϩʔυ NMNPEFM NMNPEFMD class MLModel { class func
compileModel(at modelURL: URL) throws -> URL ίϯύΠϧ ୺຤಺ JOPVUͷ࢓༷มߋͳͲ ☓ ࢀߟɿ)PUTXBQQJOH$PSF.-NPEFMTPOUIFJ1IPOF

͸ͳ͜ ໰୊Λใࠂ ϥϕϧ෇͖ڭࢣσʔλͷ֦ॆ ࠶ֶश

͸ͳ͜ ໰୊Λใࠂ ϥϕϧ෇͖ڭࢣσʔλͷ֦ॆ ࠶ֶश $PSF.-Ϟσϧͷ ࠶ੜ੒ˍಈతஔ׵

͸ͳ͜ ໰୊Λใࠂ ϥϕϧ෇͖ڭࢣσʔλͷ֦ॆ ࠶ֶश $PSF.-Ϟσϧͷ ࠶ੜ੒ˍಈతஔ׵ ਫ਼౓޲্ͷϧʔϓ͕ॏཁ

ΞϧΰϦζϜͷվળ w ຊτʔΫͷൣᙝ֎ w ೔ʑΞϧΰϦζϜ΍ςΫχοΫ͕ൃද͞Ε͍ͯΔ w ΩϟονΞοϓͯ͠ΈΔ w 2JJUBUBHTػցֶश w
BS9JW$PNQVUFS7JTJPOBOE1BUUFSO3FDPHOJUJPO

࣮ݧத ෆద੾ը૾ϦΞϧλΠϜݕ஌ Ϣʔβʔ͔Β௨ใ͞Εͨෆద੾ը૾ ΠϥετΛඳըதʹ ϦΞϧλΠϜʹ ෆద੾ը૾Λݕग़ IUUQBOJNFLFONB[OFU IUUQDIJOLPDIFDLFSLFONB[OFU 5FOTPSqPXͰݸਓαʔϏεʹΞοϓϩʔυ͞Εͨෆద੾ͳΠϥετը૾Λݕग़͢Δ "OJNF.BLFS
J04ΞϓϦ"OESPJEΞϓϦ ෆద੾ͳඳࣸ ͸΍Ί·͠ΐ͏

࣮ݧத ࣗಈண৭ϚϯΨϏϡʔϫ ը૾ग़యɿΏΊΈΔΏͼ͖͞ϚϯΨϘοΫεΠϯσΟʔζ ("/ (FOFSBUJWF"EWFSTBSJBM/FUXPSLTBS9JW

࣮ݧத ࿝؟޲͚ϚϯΨϏϡʔϫ ը૾ग़యɿ࿀ͱӕʢӳޠ൛ʣϚϯΨϘοΫε w 7JTJPO"1*

ΞΠσΞ࣍ୈʁ wͳ෦෼΋͋Δ wॳظJ1IPOFΞϓϦ։ൃϒʔϜͷࠒʹΑ͘ࣅͯΔʁ wཧ࿦͸೉͍͕͠ɺָ͍͠

·ͱΊ w7JTJPO $PSF.-Ͱը૾ೝࣝɾػցֶशٕज़ Λ࢖ͬͨΞϓϦͷ։ൃϋʔυϧ͕Լ͕ͬͨ wܧଓతͳਫ਼౓ͷ޲্ͷͨΊͷ؀ڥͮ͘Γ΋ॏཁ wΞΠσΞ࣍ୈͰՄೳੑ͕޿͕Δ wͨͩ͠ػցֶशͷجૅ஌ࣝ΋΍͸Γॏཁ

ػցֶशʹαΠΤϯςΟετ͚ͩͷ΋ͷ ͬͯ͜ͱ͸·ͬͨ͘ͳ͍ʂ

DIBMMFOHF

ࢀߟจݙ w ͍Β͢ͱ΍ʮΞΠυϧʯͷݕࡧ݁Ռ w .BDIJOF-FBSOJOH"QQMF w ਂ૚ֶश%FFQ-FBSOJOHʢۙ୅Պֶࣾʣ w ਂ૚ֶशʢػցֶशϓϩϑΣογϣφϧγϦʔζʣ w
θϩ͔Β࡞Δ%FFQ-FBSOJOH w 5FOTPSqPXCFHJOOFST w DJGBS w ("/ (FOFSBUJWF"EWFSTBSJBM/FUXPSLTBS9JW w )PUTXBQQJOH$PSF.-NPEFMTPOUIFJ1IPOF w إೝࣝҐஔ߹Θͤͷॏཁੑ

CoreMLでアイドル顔認識アプリを作ろう

CoreMLでアイドル顔認識アプリを作ろう

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