ライブラリの特徴:特異スペクトル変換による変化点検知
ҟৗݕϥΠϒϥϦΛ࡞ͬͨभ %BUB4DJFOUJTU.FFU6Q
View Slide
ࣗݾհా തจʢ!UTVSVCFFʣΤϯδχΞྺɿͪΐ͍େֶͷઐ߈Խֶલ৬ফ࢜झຯےτϨʢಛʹϕϯνϓϨεʣ
ࠓճͷ༰ɾɾલʹθϩ͔ΒϓϩάϥϛϯάΛ࢝Ίͨࢲ͕ɺϊϦͱؾ߹͍ͰҟৗݕϥΠϒϥϦΛ࡞ͬͨɾҟৗݕʹ͍ͭͯɾϥΠϒϥϦΛ࡞ͬͨഎܠɾ࣮ΞϧΰϦζϜɾϦΞϧλΠϜҟৗࢹͷσϞͳͲͳͲɾɾ
ҟৗݕͱʁ
େଟͷσʔλͱৼΔ͍͕ҟͳΔσʔλΛݕग़͢Δٕज़σʔλϚΠχϯάنଇੑ ҟৗσʔλͷࢁ
ҟৗݕͷԠ༻ྫίϯϐϡʔλΠϧε%PT߈ܸͷૣظൃݟηΩϡϦςΟނো༧ஹݕػցྲྀߦͷݕɾ৽τϐοΫͷൃݟɾϢʔβߦಈͷมԽݕϚʔέςΟϯά
ҟৗσʔλྫ ʙͦͷ̍
ҟৗσʔλྫ ʙͦͷ̍ҟৗʂ
ҟৗʂif value > 120:print('ERROR!')JGจͰݕͰ͖ͦ͏ʂҟৗσʔλྫ ʙͦͷ̍
ҟৗσʔλྫ ʙͦͷ̎
Կ͔ҟৗ͕ى͖ͯΔҟৗʹ͍Ζ͍Ζ͋Δҟৗσʔλྫ ʙͦͷ̎
ҟৗݕͷྨ֎Εݕ มԽݕҟৗݕٸܹͳৼΔ͍ͷมԽΛݕ࣌ܥྻϞσϧଞͱେ͖͘ҟͳΔΛݕಠཱϞσϧ
ҟৗݕͷྨ֎Εݕ มԽݕҟৗݕࠓճίονͷʂٸܹͳৼΔ͍ͷมԽΛݕ࣌ܥྻϞσϧଞͱେ͖͘ҟͳΔΛݕಠཱϞσϧ
ҟৗݕϥΠϒϥϦʹ͍ͭͯ
ͳͥ࡞͔͍ͬͨͭͷ͔ɺٕज़Λ͍͜ͳ͢ଆͰͳ͘࡞ΔଆʹͳΓ͍ͨϚΠϯυతഎܠσʔλαΠΤϯεతഎܠϏδωεͷݱʹᷓΕΔ࣌ܥྻσʔλʢྫ͑ɺച্σʔλɾΞΫηεϩάͳͲʣͷมԽͷஹީΛ͍ͪૣ͘ݕ͍ͨ͠
࡞ͬͨͷಛʢڧΈʣԿʁ#BOQFJʢ൪ฌʣɿ1ZUIPOҟৗݕύοέʔδ"ಛҟεϖΫτϧมʹΑΔ࣌ܥྻσʔλͷมԽݕಛఆͷ֬ΛԾఆ͍ͯ͠ͳ͍ͨΊɺᶃଟ༷ͳมԽʹؤڧʹରԠͰ͖ɺᶄύϥϝʔλνϡʔχϯά͕༰қͳมԽݕ͕Մೳ
ಛҟεϖΫτϧม࣌ࠁཤྺߦྻ"ςετߦྻ#ओ෦ۭؒ ",''', ( ",''', (มԽશମΠϝʔδʮೖػցֶशʹΑΔҟৗݕʕ3ʹΑΔ࣮ફΨΠυʯͷਤΛࢀߟʹ࡞աڈଆͱݱࡏଆͷߦྻಉ࢜ͷ৯͍ҧ͍ͷେ͖͞ΛఆྔԽ
มԽͷఆٛಛҟղʹΑΔಛύλʔϯͷநग़9 6 7ಛҟ্ҐͷࠨಛҟϕΫτϧΛNຊऔΓग़͢աڈଆݱࡏଆ( ͷ࠷େಛҟ)4֊SΛͭNºOߦྻ9NO S S OSมԽ
#BOQFJͷ͍ํҟৗݕϋΠύʔύϥϝʔλʢXʣɿεϥΠυ૭ͷαΠζΠϯϓοτʢEBUBʣϦετܕ/VN1Z BSSBZͳͲͷσʔλྻΞτϓοτʢSFTVMUTʣΠϯϓοτͱಉ͡αΠζͷ/VN1Z BSSBZgit clone https://github.com/tsurubee/banpei.gitcd banpeipip install .Πϯετʔϧimport banpeimodel = banpei.SST(w=50)results = model.detect(data)˞ͨͬͨ̏ߦʂ
#BOQFJʹΑΔपҟৗݕ
#PLFIͱͷ࿈ܞʹΑΔϦΞϧλΠϜҟৗࢹͷઓ
#PLFIͱʁIUUQTCPLFIQZEBUBPSHFOMBUFTUɾ*OUFSBDUJWFWJTVBMJ[FUJPOɾ/PWFMHSBQIJDTɾ4USFBNJOH EZOBNJD MBSHFEBUBɾ/POFFEUPXSJUF+BWBTDSJQUରܕՄࢹԽڥΛఏڙ͢Δ1ZUIPOϥΠϒϥϦIUUQTXXXTMJEFTIBSFOFUDPOUJOVVNJPIBTTMFGSFFEBUBTDJFODFBQQTXJUICPLFIXFCJOBS
σ Ϟ
• ʮಛҟεϖΫτϧมʹΑΔपҟৗݕʯIUUQTZPVUVCFF'7/,"7U/1• ʮಛҟεϖΫτϧมʹΑΔ͖ͷมԽݕʯ[email protected]"I9L:PV5VCFʹσϞಈըΛެ։͍ͯ͠·͢ʂ
(JU)VCʹެ։͍ͯ͠·͢ʂIUUQTHJUIVCDPNUTVSVCFFCBOQFJ
ϒϩάॻ͍͍ͯ·͢ʂIUUQTHJUIVCDPNUTVSVCFFCBOQFJ
ࠓޙͷలl ಛҟεϖΫτϧมͷߴԽʹΑΔߋͳΔϦΞϧλΠϜੑͷٻl ҟৗ௨ػೳͷ࣮ʹΑΔ࣮༻ੑͷ্͋ͱɺ৽ͨͳΞϧΰϦζϜ࣮͍ͨ͠ɾɾ
1ZUIPOίϛϡχςΟʹ͍ͭͯ
1Z'VLVPLBͬͯ·͢ʂ݄ʹ-5ΠϕϯτΛ։࠵༧ఆͰ͢ʂ
1Z$PO ,ZVTIVΓ·͢ʂελοϑืूதʂڵຯ͕͋Δํ࠙ձͰ͓͔͚͍ͩ͘͞ʂIUUQLZVTIVQZDPOKQ
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ