       ࣰର‫ݨ‬ඏ‫ں‬ժ଀մੵͶΓΖఊਫ਼༙޺மझ͹ಋఈSpecies identification of benthic foraminifer by the microscopic image processing

Յ౽༐಺1ɾѪ෨ ཀྵ2ɾԥҬ୉ࡠ3ɾ٢Ҭ॑࿪1ɾਁຌਇ‫ن‬1
Yuna KATO1, Osamu ABE2, Daisaku YOKOI3, Shigekazu KIKUI1, Maki MORIMOTO1ʨΫʖϭʖχ Keywordʩఊਫ਼༙޺மɾࣰର‫ݨ‬ඏ‫ں‬ɾժ଀մੵɾ‫؏ٮ‬దಋఈɾ਄૜ָसʨॶ 1

଒ Institutionʩ‫ز‬෠୉ָ‫گ‬үָ෨ʤFaculty of Education, Gifu Universityʥɾ2໌‫ݻ‬Բ୉ָ୉ָӅ‫ڂݜָڧ؂‬ՌʤGraduate

School of Environmental Studies, Nagoya Universityʥɾ3Ѭஎ‫ཱིݟ‬೦ీ߶౵ָߏʤAichi Prefectural HighSchool of Atsutaʥʨགྷ  ࢭ Abstractʩքఊ‫ڧ؂‬͹ਫ਼෼ࢨඬͳ͢ͱ༽͏ΔΗΖఊਫ਼༙޺ம͹झಋఈͺɼ߶ౕ͵઒໵‫گ‬үͳ‫܉‬࿇‫͗ؔغ‬චགྷ෈Նܿͳߡ͓ΔΗɼ͠ΔͶͨ͹݃Վͺࡠ‫ंۂ‬͹೵ྙͶ୉͚͘ғଚͤΖɽͨ͞Ͳɼຌ‫Ͳڂݜ‬ͺࣰର‫ݨ‬ඏ‫ں‬ժ଀ΝްིΓ͚खಚͤΖࡳӪεητϞ͕Γ;ժ଀մੵΠϩβϨθϞ͹ߑ஛Νߨ͏ɼґ੐࿹ʀࢀՑ࿹͹5ஏ఼͖Δࡀख͠Ηͪఊਫ਼༙޺மࢾྋ‫܊‬͹‫؏ٮ‬దಋఈΝࢾΊͪɽͨ͹݃Վɼ૱झ਼͹ঙ͵͏ූ༣੓༙޺மͶΓΖ઎ߨ‫ͳڂݜ‬ಋఖౕ͹ηαΠΝಚΖ͞ͳ͗Ͳͪ͘ɽ
1. ͺͣΌͶ
‫ݬ‬ਫ਼ಊ෼͹Ҳ‫͍Ͳ܊‬Ζ༙޺ம͹͑ͬɼքఊͶਫ਼ଋͤΖఊਫ਼༙޺மͺ‫ف‬ਭʛքਭɼ೦ଵʛ‫ۅ‬Үɼ‫آ‬শʛడఊ
ͳ͍ΔΑΖք༺‫ڧ؂‬ͶనԢ͢ɼໃ࢐ોԾͲ΍ਫ਼ଋՆ೵͵झΝ༙͢ͱ͏Ζɽ‫ݺ‬ର‫ౕ͗ື܊‬քఊ໚੷100 cm2͍ͪ
Ε102ʛ104‫͖ͳ͞͏߶ͳݺ‬Δɼർֳదঙྖ͹ࢾྋͲ౹‫ܯ‬దͶ༙қ͵մੵ͗Ն೵Ͳ͍Εɼ͠ΔͶଡ͚͹झͺ਼ुؔʛ਼͖݆͹थໍͲ͍Ζ͞ͳ͖Δɼ‫ݺ‬ର‫ౕື܊‬Ώ‫ॄ܊‬ૌ੔͗ਭ࣯ʀఊ࣯͹รԿͶଐΏ͖ͶԢ౶ͤΖಝ௅Ν࣍ͮͱ͏Ζɽͨ͹ͪΌɼքఊ‫ڧ؂‬รԿ͹ϠωνϨϱήͶ༽͏ΔΗΖΆ͖ɼҪ֜͗଱੷෼஦Ͷௗ‫ؔغ‬ฯଚ͠ΗΖ
͞ͳ͖Δգ‫ڊ‬͹‫ڧ؂‬෰‫ݫ‬͹ͪΌ͹ࢨඬͳ͢ͱ΍ཤ༽͠Ηͱ͏ΖʤԥҬΆ͖, 2011ʂ٢ҬΆ͖, 2021ʂ٢Ҭ, 2021ʥɽ
ఊਫ਼༙޺மΝ‫ڧ؂‬Ϡωνʖͳ͢ͱཤ༽ͤΖ‫ڂݜ‬γ΢φͳ͢ͱɼ‫ޛ‬ഐஏͶ୉౐ࢤ‫ݏ‬Ν༙ͤ౐ࢤ‫಼ܗ‬࿹͗ଡ͚͍͝ΔΗΖɽ౐ࢤଈ಼࿹ͺ஢ોΏϨϱ౵͹ӭ཈Ԛ͹ླྀ೘ෝ՛ͶΓΖස࢐ોఊ૜ਭն͹൅ਫ਼ΏɼՑઔʀԌ‫؝‬͹րर޽ࣆ౵ͶΓΖఊ࣯ʀ଱੷ଐౕ͹รԿ͵ʹɼ୻‫Ͳؔغ‬୉͘͵քఊ‫ڧ؂‬͹รԿΝ΍ͪΔͤགྷҾ͗ଡ͚͍Ζ͞ͳ͖Δɼ୉͘͵‫ڧ؂‬నԢྙͳ‫ڧ؂‬Ԣ౶ଐౕΝ΍ͯఊਫ਼༙޺ம͹ಝ௅Ν࠹୉ͶԢ༽ͤΖ͞ͳ͗Ͳ͘Ζɽఊਫ਼༙޺ம͹ਫ਼ସָద‫ڂݜ‬ͺɼఊ࠯Ώఊడ͹Կָ෾ੵͶ‫͚Ͱخ‬ஏ‫ځ‬Կָద‫ڂݜ‬͹ଡ͚ͳҡ͵Ε߶ֻ͵෾ੵૹ஖Νචགྷͳ͢͵͏ͪΌɼཀྵՌ‫گ‬ү͹؏఼͖Δ΍༑Ηͪ‫ڧ؂‬ϠωνϨϱήघ๑ͳ͏͓Ζɽͨ͹Ҳ๏ɼఊਫ਼༙޺ம͹‫ݺ‬ର਼Ώ‫ॄ܊‬ૌ੔͹‫خ‬൭υʖνͳ͵Ζɼझ͹ಋఈࡠ‫ۂ‬Ͷ‫ͱؖ͢‬ͺրવΝߡྂͤ΄͘՟ୌ͗ଡ͏ɽҲൢదͶ༽͏ΔΗΖࣰର‫ݨ‬ඏ‫ں‬ԾͲ͹ल͏ड़͢ɼಋఈ͕Γ;‫਼ܯ‬ΉͲΆ·ͤ΄ͱਕྙͶΓΖࡠ‫ۂ‬Ͷғଚ͢ͱ͏Ζ৏ɼल͏ड़͢ͶͺҲఈ͹‫܉‬࿇‫͗ؔغ‬චགྷͳ͠ΗΖɽ͠ΔͶɼಋఈͶͯ͏ͱͺɼ༙޺ம‫ڂݜ‬Ͷ‫ͤؖ‬Ζఽ౹ద͵‫࣪ڂݜ‬Νड़ͪɼज़࿇ͪ͢ՌָंͶΓΖ؄र͗෈Նܿͳ͠Ηɼָਫ਼Ώ෾໼֐͹ऑघ‫͵ंڂݜ‬ʹ͹৿‫ࢂو‬೘ंͶͳͮͱ༲ҝͶ֋࢟ͤΖ͹ͺࠖೋͲ͍Εɼͨ͹݃Վɼࠅ಼֐Ν໲Κͥɼଠ෾໼Ͷർ΄ͱऑघ‫ंڂݜ‬͹਼ͺ݀͢ͱଡ͚ͺ͵͏ɽ߀ӣͶ΍઒໵Պ͖Δ͹‫܉‬࿇Ώ؄रΝण͜ɼ‫ڂݜ‬Ͷ஥घͲ͘ΖΓ͑Ͷ͵ͮͪ৖߻Ͳ΍ɼࡠ‫ࣙۂ‬ରͺൕ෰దʀ‫ؽ‬փదͲ͍Εɼͨ͞Ͷௗ͏࣎ؔΝඇΏͤΓΕͺ΋͢ΘࣙಊॴཀྵΝ໪ࢨͤ΄͘Ͳ͍Ζɽ༙޺மझ͹‫؏ٮ‬దಋఈͺɼ࠹ॵͶRanaweena et al. (2009) ͶΓΖൔࣙಊԿ͖Δ࢟Ήͮͪɽ൶Δͺಝఈ͹༙޺ம‫ॄ܊‬Ͷଲ͢ͱಋఈࡠ‫༽ۂ‬͹τϱϕϪʖφΝࣙಊࡠ੔ͤΖ͞ͳͶΓΕࡠ‫ۂ‬ෝ՛͹ఁ‫ݰ‬Νߨͮͪɽͨ͹‫ޛ‬ɼৠΊࠒΊωϣʖϧϩϋρφϭʖέʤCNNʥΝ༽͏ͪ਄૜ָसͶΓΖ‫؏ٮ‬దಋఈ͗͏͚͖ͯ֋൅͠Ηͱ͕Εɼූ༣੓झΝଲেͳͪ͢‫ڂݜ‬ʤZhong et al., 2017; Hsiang et al., 2019; Mitra et al., 2019ʥ͗઎ߨ͢ɼఊਫ਼झΝ‫؜‬Όͪ‫͗ڂݜ‬କ͏ͱ͏ΖʤMarchant et al.; 2020; Johansen et al.; 2021) ɽ਄૜ָसͺਕ޽எ೵ͶΓΖ‫ؽ‬փָस͹ҲͯͲ͍Ζɽ‫ؽ‬փָसͺɼ‫͗ؽࢋܯ‬ʰָ;ʱΝ॑͸Ζ͞ͳͶΓΕɼʰҩ͏ʱΝࣙಊͲ೟ࣟͤΖ͞ͳͲ͍Εɼ਄૜ָसͺͨ͹ָ;๏ʤϩʖϩʥΝࢨఈͤΖ͞ͳ͵͚ɼ‫܉‬࿇Ν॑͸Ζ͞ͳͶΓΕҩ͏Νਕಕ೟ࣟͤΖ๏๑Ͳ͍ΖɽCNNͺ਄૜ָस͹͑ͬ࠹΍੔ޯ͢ͱ͏Ζ๏๑͹ͽͳͯͲ͍ΕɼಝͶժ଀մੵͶ༽͏ΔΗΖɽժ଀͹೟ིࣟΝ߶ΌΖͪΌͶɼ‫܉‬࿇Ͷ୉ྖ͹ժ଀υʖνϗʖη͗චགྷͲ͍Ζ͞ͳ͖Δɼ৏फ़͹‫ڂݜ‬ͺ͏ͥΗ΍ɼޮ֋͠Ηͱ͏Ζϧϗϩ෉͘ժ଀υʖνϗʖηΝ༽͏ͪࣆ઴ָसࡃΊϠυϩΝ༽͏ͱʤ఺Ңָस๑ʥ͕͕Γͨ80%ఖౕ͹ηαΠ͗ಚΔΗͱ͏Ζɽ͞͹͑ͬMitra et al. (2019) Ͳͺɼ͏͚͖ͯ͹ָसஊ֌Ͷ͍Ζඅ‫ंݩ‬ʤ઒໵Պɼദ࢞՟ఖ୉ָӅਫ਼ɼָ෨ָਫ਼͵ʹʥͳ͹ූ༣੓༙޺மझ͹ಋఈ੔੹͹ർֳΝߨ͏ɼ઒໵ՊͶ࣏͛೟ི͍ࣟ͗Ζͳๅࠄ
͢ͱ͏Ζɽ
༁50झ͖͢ଚࡑ͢͵͏ූ༣੓༙޺மͶଲ͢ͱɼఊਫ਼༙޺மͺ‫ݳ‬ਫ਼झͲ༁10,000झ͍ΕɼքҮʀքఊ‫ڧ؂‬ʀҤౕʀਭ਄ͶΓͮͱͨ͹‫ॄ܊‬ૌ੔ͺ୉͚͘ҡ͵Ζɽྭ͓ͻස࢐ોఊ૜ਭն͗൅ਫ਼ͤΖΓ͑͵ถ࠱ద͵಼࿹‫ڧ؂‬͵ʹͶ͕͜Ζස࢐ોౕ͹େනద͵ࢨඬͲ͍ΖA-E indexΝߑ੔ͤΖAmmonia beccariiͳElphidium excavatumͺ‫ݳ‬ࡑ͹ґ੐࿹ʀࢀՑ࿹Ͷ͕͏ͱͺΆͳΞʹࢊड़͢͵͏ɽ͘ΚΌͱଡ༹͵ఊਫ਼༙޺மझ͹‫؏ٮ‬దಋఈΝཱི֮ͤΖͪΌͶͺ༹ʓ͵ք༺‫ڧ؂‬Ͷ͕͜ΖίʖηηνυΡ͗චགྷͲ͍Ζɽͨ͞Ͳຌ‫Ͳڂݜ‬ͺɼΚ͗ࠅ͹कགྷ͵౐ࢤ‫಼ܗ‬࿹ͲɼՈ‫ل‬Ͷස࢐ોఊ૜ਭն͗߁ҮͶ֨୉ͤΖґ੐࿹ʀࢀՑ࿹Ү͹‫ݳ‬ਫ਼ఊਫ਼༙޺மझ͹ࣰର‫ݨ‬ඏ‫ں‬ժ଀Νखಚ͢ɼ਄૜ָसͶΓΖ‫؏ٮ‬దಋఈΝࢾΊΖɽ2. ࢾྋʀմੵ๏๑ժ଀ΝखಚͤΖఊਫ਼༙޺மࢾྋͺ2011೧11݆Ͷࢀ॑୉ָਫ਼෼ࣁ‫ݱ‬Ռָ෨࿇स઩੐ਭ‫؛‬͹SE1123ߦքͶΓΕɼґ੐࿹2ஏ఼ɼࢀՑ࿹3ஏ఼͖Δࡀखͪ͢ʤਦ1ʥɽ͞͹͑ͬ4ஏ఼͹ఊਫ਼༙޺மझ͹ल͏ड़͢ɼಋఈɼ‫ॄ܊‬ૌ੔մੵͺ٢Ҭ(2021)ͶΓΕࣰࢬ͠Ηɼຌ‫Ͳڂݜ‬ͺ৿ͪͶࢀՑ࿹1ஏ఼ʤAS-8ʥΝ௧Յ͢ɼ٢Ҭ(2021)ͳಋͣ๏
๑Ͳఊడࢾྋ͹઴ॴཀྵΝߨͮͪɽͨ͹‫ޛ‬ɼঘ෾ժ๑Ν༽͏ͱ321‫ݺ‬ରΝल͏ड़͢ɼࣰର‫ݨ‬ඏ‫ں‬ԾͲझಋఈΝߨͮͪɽմੵ༽ժ଀͹खಚͶͺࢀ‫ࣰࣞء‬ର‫ݨ‬ඏ‫ں‬ʤNikonɼSMZ745TʥΝ༽͏ͪɽRanaweera et al. (2009) ͶΓΗͻ༙޺மझ‫༙ݽ‬͹‫ش‬Ձָదಝ௅Ν‫ک‬௒͢ɼझಋఈ͹ਜ਼մིΝ৏͝ΖͪΌͶͺޭ‫ݱ‬͹๏޴͗॑གྷͳ͵ΖɽMitra et al.
(2019) ͺɼ‫ݨ‬ඏ‫ں‬ͶLEDϨϱήল໎ૹ஖Νૹ஥͢ɼޭ‫ֱౕݱ‬ΝรԿͦ͠ͱҲ‫ݺ‬ରͶͯ͏ͱ16ժ଀Νखಚͪ͢ɽຌ‫Ͳڂݜ‬΍ಋ༹Ͷɼࣰର‫ݨ‬ඏ‫ں‬Ͷ4๏޴ಢཱིলࣻ‫ܗ‬LEDϨϱήল໎ૹ஖ʤΠʖϞηεητϞɼLED-R72ʥΝૹ஥͢ɼҲ‫ݺ‬ରͶͯ͘8ͯ͹ҡ͵Ζޭ‫Ͳݱ‬ժ଀Νखಚͪ͢ɽ‫༽ॄ܊‬ϙʖϩηϧ΢χʤ60ϜηʥͶด΄ΔΗ༙ͪ޺மࢾྋΝX-YητʖζʤίωηɼXY01ʥΝ༽͏ͱଲে‫ݺ‬ର͗ࢻ໼஦ԟͶഓ஖͠ΗΖΓ͑Ͷ௒ઇ͢ɼ௜౷෨Ͷૹ஥ͪ͢500ຬժો͹‫ݨ‬ඏ‫༽ں‬USBΩϟϧʤSWIFTɼEP5RʥΝ༽͏ͱժ଀Νखಚͪ͢ʤਦ2ʥɽଡ਼ࢾྋ͖Δ
ްིΓ͚ժ଀ΝखಚͤΖͪΌɼLEDϨϱήͳΩϟϧΝεϱήϩϚʖχαϱϒϣʖνʖRaspberry Pi 400Ͷંକ͠ΗɼPythonϕϫήϧϞͶΓͮͱࣙಊ੏‫ͪ͢ޜ‬ɽժ଀մੵͶΓΖ‫؏ٮ‬దಋఈͺɼMitra et al. (2019)͹๏๑ΝࢂߡͶͪ͢ɽ൶Δͺූ༣੓༙޺மझ͹ಋఈΝCNN਄૜ָसͲߨ͑ͪΌɼޮ֋͠Ηͱ͏Ζ୉‫و‬ໝժ଀෾ྪυʖνιρφʤILSVRC; Russakovsky et al., 2015ʥΝཤ༽ͪ͢ࣆ઴ָसࡃΊϠυϩͲ͍ΖVgg16ͳReNet50Νཤ༽͢ͱಢࣙͶखಚ༙ͪ͢޺மժ଀͖Δಝ௅Νபड़͢ಋఈΝߨͮͪɽຌ‫Ͳڂݜ‬ͺVgg16͹ΊΝ༽͏ͪɽCNNͺKerasΝϓϪʖϞϭʖέɼTensorflowΝώρέΦϱχΦϱζϱͳͪ͢PythonϕϫήϧϞΝ༽͏ͪɽ‫ࢋܯ‬ͶͺAMD Ryzen 9 CPUɼ32GB RAMɼNVIDIA GeForce GTX1650
GPU (RAM 4GB)Ν౧ࡎͪ͢Windows 11 PCΝ༽͏ͪɽಋఈ݃Վ͹੔੹඲ՃͶͺɼ࣏͹ࢀझ͹ࢨඬΝ༽͏ͪɽ̏ʥਜ਼մིʤaccuracyʥʻʤਜ਼մͪ͢ࢾྋ਼ʥʙʤસࢾྋ਼ʥɼ
̐ʥझ͟ͳన߻ིʤprecisionʥʻʤਜ਼մ਼ʥʙʤਜ਼մ਼ʶؔҩͮͱ༩଎ͪ͢ࢾྋ਼ʥɼ̑ʥझ͟ͳ࠸‫ིݳ‬ʤrecallʥʻʤਜ਼մ਼ʥʙʤਜ਼մ਼ʶؔҩͮͱ༩଎͢͵͖ͮͪࢾྋ਼ʥɽ‫ݗޣ‬எ͗ଁՅͤΖͳన߻ིͺԾ͗Εɼ‫ݡ‬ಂ͗͢ଁ͓Ζͳ࠸‫ིݳ‬ͺఁԾͤΖɽਜ਼մི͹ΊͲͺ඲ՃͲ͘͵͏झ͟ͳ͹‫ݗޣ‬எͳ‫ݡ‬ಂ͢Ν೼ѴͤΖͪΌɼ͞ΗΔ͹ࢨ਼Ν༽͏ΖɽΉͪన߻ིͳ࠸‫ི͖ݳ‬ΔҐԾ͹F஍ʤηαΠʥΝ‫ٽ‬Όɼझ͹ҩ͏ͶΓΖώϧϱη͹Γ͏૱߻ద͵੔੹඲ՃΝߨͮͪɽ
F஍ʤన߻ིͳ࠸‫ིݳ‬͹௒࿪ฑ‫ۋ‬ʥʻ2×న߻ི×࠸‫ིݳ‬ʙʤన߻ིʶ࠸‫ིݳ‬ʥ
ਦ1. ʤࠪ৏ʥґ੐࿹ʀࢀՑ࿹͹քఊஏ‫ࢾͳܙ‬ྋࡀखஏ఼ʤࠉ‫؛‬ʥɽ౵਄તͺਭ਄Νන͢ͱ͕ΕୱҒͺmͲ͍Ζɽʤӊଈʥ֦ஏ఼͹સ‫ݺ‬ର͖ΔಚΔΗͪ‫ॄ܊‬ૌ੔ɽԃήϧϓ͹χρφͲࣖͪ͢྘Үͺ᡾஥࣯͹ఊਫ਼༙޺மझɼ֪ࢢͲࣖͪ͢྘Үͺ੶օ࣯͹ఊਫ਼༙޺மͲ͍Ζ͞ͳΝқັͤΖɽήϧϓ஦͹‫ߺى‬ͺ֦༙޺மझͲ͍ΕɼࠪԾ͹ຎྭͶָ໌Ν‫ͤى‬ɽͪͫ͢ɼCal͕Γ;AggͺͨΗͩΗ૮ଲළౕ͗3%ҐԾ͹ͨ͹ଠ͹੶օ࣯झͳ᡾஥࣯झ͹૱࿪Ͳ͍Ζɽ
3. ݃Վͳߡࡱґ੐࿹ʀࢀՑ࿹͹ఊਫ਼༙޺ம‫ॄ܊‬ૌ੔͹ਭฑ෾ා ਦ1Ͷຌ‫Ͳڂݜ‬खΕѽͮͪ5ஏ఼͹Ғ஖͕Γ;ͨ͹‫ॄ܊‬ૌ੔ΝΉͳΌͪɽ઎फ़ͪ͢Γ͑ͶɼAS8Ґ֐Ͷͯ͏ͱͺɼ٢Ҭʤ2021ʥͳಋҲͲ͍Ζɽԃήϧϓ͖Δ໎Δ͖͵Γ͑ͶɼࢀՑ࿹2ஏ఼ʤAS6ɼA3.5ʥͳґ੐࿹2ஏ఼͕Γ;ࢀՑ࿹1ஏ఼ʤAS8ɼM2ɼM2.5ʥ͹2ήϩʖϕͶ୉͚͘෾͜Ζ͞ͳ͗Ͳ͘Ζɽ઴ंͺTrochammina hadai͗୉͚͘୐ӿͤΖఁଡ༹੓‫ͨͲॄ܊‬͹ଠΝ‫؜‬Όͱ90ˍ͚ۛ͗᡾஥࣯͖֬Δߑ੔͠Ηͱ͏Ζɽ‫ंޛ‬ͺ੶օ࣯֬͗ΆͳΞʹΝઐΌɼ߶͏ଡ༹੓Ν࣍ͯ‫͏ͱͮ͵ͳॄ܊‬ΖɽΉͪɼຌ‫Ͳڂݜ‬௒΄ͪAS8ஏ఼ͺɼ٢Ҭʤ2021ʥΏԥҬΆ͖ʤ2011ʥͲ௒ࠬͪ͢ࢀՑ࿹͹ఱ‫ܗ‬ద͵‫ߑॄ܊‬ଆɼͤ͵ΚͬT. hadai͗୉͚͘୐ӿͤΖఁଡ༹੓‫ͳॄ܊‬ͺ໎֮Ͷҡ͵Ζ͞ͳ͗໎Δ͖ͳ͵ͮͪɽखಚࣰͪ͢ର‫ݨ‬ඏ‫ں‬ժ଀઴ߴͲ֦ࣖͪ͢ஏ఼͹ఊਫ਼༙޺ம‫ॄ܊‬Ͷͯ͏ͱɼM2ஏ఼સ358‫ݗ‬ରɼM2.5ஏ఼સ478‫ݗ‬ରɼAS6ஏ఼સ332‫ݗ‬ରɼAS8ஏ఼સ321‫ݗ‬ରɼA3.5ஏ఼69‫ݗ‬ରʤҲ෨͹Ίʥ͹ࡳӪΝࣰࢬͪ͢ɽͨ͹ଠɼਕؔͶΓΖझಋఈࡠ‫ۂ‬͹ͪΌͶ༽қͪ͢ɼࢂল༽ηϧ΢χ͹ఊਫ਼༙޺ம81‫ݗ‬ରΝՅ͓ͪ‫ܯ‬1603‫ݗ‬ରͶͯ͏ͱɼ֦‫ݗ‬ର8ທͥͯ͹ժ଀Νखಚͪͪ͢Όɼ૱ժ଀਼ͺ༁12,800ທͳ͵ͮͪɽਦ3Ͷखಚͪ͢1‫ݗ‬ର͹8ժ଀͹ྭΝࣖͤɽຌ‫Ͳڂݜ‬ͺɼ͞ΗΔ͹ժ଀͹͑ͬɼࢊड़਼͹ଡ͏T. hadaiɼCibicides lobatulusɼTextularia earlandiɼUvigerinella glabraɼ
Pseudononion japonicum͹5झ͹൓ఈΝߨ͏ɼͨΗҐ֐͹झͶͯ͏ͱͺ“ͨ͹ଠ”Ͷ‫؜‬Όɼ৏‫ى‬5झ͹൓ఈ͹੔੹඲ՃͶཤ༽ͪ͢ɽ

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ਦ2. ࣰର‫ݨ‬ඏ‫ں‬ժ଀खಚεητϞɽࠪघ઴͹‫ݨ‬ඏ‫ں‬௜౷෨Ͷͺ500ຬժો͹USBΩϟϧɼଲ෼Ϫϱθ෉ۛͶޭ‫ֱౕݱ‬รԿ༽͹LEDϨϱήল໎͗ૹ஥͠Ηͱ͏Ζɽ‫ݨ‬ඏ‫ں‬Ԡ͹ޭ‫ݱ‬௒ઇ෨ͳUSBΩϟϧͺɼ஦ԟ෉ۛ͹ΫʖϚʖχ‫ܗ‬εϱήϩϚʖχαϱϒϣʖνʤRaspberry Pi 400BʥͶͱ੏‫͠ޜ‬ΗΖɽਦ3. ਦ2͹εητϞͶΓΕҲ‫ݗ‬ର͖Δखಚ͠Ηͪժ଀͹ྭɽޭ‫ݱ‬͹๏޴ͳলౕΝร͓Ζ͞ͳͶΓΕɼ༙޺ம͹‫ش‬Ձָదಝ௅Ν‫ک‬௒ͤΖͳͳ΍Ͷɼ‫܉‬࿇਼Νnਭଁ͢|ͦ͠ϠυϩΝ‫ک‬ԿͤΖ໪ద΍‫݋‬͸ͱ͏Ζɽ‫؏ٮ‬దಋఈ͹݃Վ͕Γ;੔੹඲Ճ
ਦ4ͶCNN-਄૜ָसͶΓΖಋఈ݃Վ͹ྭΝࣖͤɽ઴ߴͲಚͪ5झ͹ժ଀Ͷͯ͏ͱͺͨ͹૱਼͹40%Ν‫܉‬࿇༽ɼ10%Νड़ྙοΥρέ༽ɼ50%Νࢾ‫༽ݩ‬ͶϧϱξϞͶ෾ྪ͢ɼ૱਼͹͕Γͨ30%ఖౕͶ͵ΖΓ͑ͶϧϱξϞͶમ୔ͪͨ͢͹ଠ͹ժ଀ΝՅ͓ɼ‫܉‬࿇͕Γ;ड़ྙοΥρέժ଀ͺϠυϩඏ௒੖ϕϫήϧϞɼࢾ‫ݩ‬ժ଀ΝಋఈϕϫήϧϞͶಣΊࠒΉͦͨΗͩΗ‫ࢋܯ‬Νࣰߨͪ͢ɽ݃Վͺਦ͹Γ͑Ͷ༩଎ͪ͢झ໌ʤࠉ࣊ʥ͗ϧϗϩ͠Ηͪժ଀͹ഓ྽ͳ͢ͱड़ྙͦͪ͠ɽຌ‫Ͳڂݜ‬ͺघ೘ྙͲਜ਼մϧϗϩʤ੪࣊ʥͳ‫ޣ‬౶ϧϗϩʤ੼࣊ʥΝՅජͪ͗͢ɼ੓೵඲Ճ໪దͲ͍Ηͻ͞͹ਜ਼‫ޣ‬͹೘ྙ΍ࣙಊԿͦ͠Ζ͞ͳͺՆ೵Ͳ͍Ζʤຌ൬Ͳͺ΍ͬΘΞ͓࢘͵͏ʥɽ͞͹ྭͲͺ25͹‫ݗ‬ର਼Ͷଲ͢ͱ‫ޣ‬౶7ɼਜ਼մ18ͳ͵Εɼਜ਼մིͺ72%ͳ͵ͮͪɽTrochammina hadaiͶͯ͏ͱͺͤ΄ͱਜ਼մ͢ɼTextularia earlandiͺ2ͯͳ΍෈ਜ਼մͲ͍ͮͪɽCibicides lobatulusͺ3‫ݗ‬ରഓ஖͠Ηͱ͏ͱ༩଎ͺ2‫ݗ‬ରͲͨ͹͑ͬਜ਼մͺ1‫ݗ‬ର͹Ίͳ͵Εɼన߻ིͺ50%ɼ࠸‫ིݳ‬33%ͳ͵ͮͪɽસ375ࢾྋ͹੔੹ΝනͶΉͳΌͪɽͨ͹ଠ͹झΝ‫؜‬Όͪસ375ࢾྋͶΓΖਜ਼մིͺ76%ͳ͵Εɼ઎ߨ‫ͳڂݜ‬ಋఖౕ͹਼஍͗ಚΔΗͪɽસࢾྋ͹న߻ིʀ࠸‫ིݳ‬ʀηαΠͺɼ5झ͹਼஍΍॑Ί෉͜ฑ‫ۋ‬஍Ͳ͍ΕɼηαΠ
ͺ༁80%ͳ͵Εɼಋ͚ͣ઎ߨ‫ڂݜ‬Ͷ඘తͤΖ਼஍ͳ͵ͮͪɽझ͟ͳ͹న߻ིʀ࠸‫ིݳ‬Ͷͯ͏ͱͺɼT. hadai͗͏ͥΗ΍90%Ν௔͓ɼηαΠ΍95%ͳ͵ΕɼΆ·‫؏ٮ‬దಋఈՆ೵ͳΊ͵ͦΖਭ६Ͷ͍Ζ͞ͳ͗Κ͖ͮͪɽ
C. lobatulusͺηαΠ༁70%Ͳ͍ͮͪ͗ɼన߻ི͗࠸‫ིݳ‬Ν୉͚͘৏յͮͱ͕ΕɼຌझΝଠझͳ‫͗ྭͪͮޣݡ‬ΓΕଡ͖ͮͪ͞ͳ͗Κ͖Ζɽͪͫɼ͞ΗΔ͹2झͶͯ͏ͱͺɼࣰ༽Ϫϗϩͳߡ͓ΔΗΖɽ
Ҳ๏ɼࢾྋ͹ঙ͵͏Pseudononion japonicumɼT. earlandi͕Γ;Uvigerinella glabraͺηαΠ͗50%઴‫͵ͳޛ‬Εɼࣰ༽Ն೵ͳͺ‫͏ݶ‬ೋ͏݃Վͳ͵ͮͪɽ‫ݺ‬พͶͺP. japonicumͳT. earlandiͶͯ͏ͱͺన߻ིʀ࠸‫ͥ͏ིݳ‬Η΍ಋఖౕͲ͍ͮͪҲ๏ɼU. glabraͺ࠸‫ི͗ݳ‬୉͚͘৏յΕɼଠझΝຌझͳ‫͗ྭͪͮޣݡ‬ΓΕଡ͖ͮͪɽຌझ͹݃ՎΝ௒΄ͱΊΖͳɼT. earlandiΝU. glabraͳ‫ޣ‬౶ͪ͢ྭ͗͏͚͖͍ͯΕɼժ଀खಚ͹๏๑Ν‫؜‬Όࠕ‫ޛ‬րવͤ΄఼͘Ͳ͍ΖɽΉͪɼࢾྋ਼ͳηαΠ͗ਜ਼͹‫ܐؖ‬ɼͤ͵Κͬࢾྋ਼͗ଁՅͤΖͳηαΠ͗޴৏ͤΖܑ޴͗‫ݡ‬ΔΗͱ͏Ζ͞ͳ͖Δɼࠕ‫ޛ‬నਜ਼͵ࢾྋ਼͹Ծ‫ݸ‬͹඲ՃΝߨ͑චགྷ͍͗Ζɽ4. ΉͳΌ1) ࢀՑ࿹AS8ஏ఼Ͷ͕͜Ζఊਫ਼༙޺ம͹‫ॄ܊‬ૌ੔Ν௒΄ͪͳ͞ΘɼࢀՑ࿹͹ଠஏ఼ͳ୉͚͘ҡ͵Εɼ੶օ࣯֬झͶΆͳΞʹઐΌΔΗͪ߶ଡ༹੓‫͍Ͳॄ܊‬Ζ͞ͳ͗Κ͖ͮͪɽΉͪ͞͹ಝ௅ͺґ੐࿹޳෨ͳྪࣇ͢ͱ͏ͪɽ2) ఊਫ਼༙޺மझ͹‫؏ٮ‬దಋఈ͹ͪΌ͹ɼࣰର‫ݨ‬ඏ‫ں‬ժ଀खಚεητϞΝࡠ੔ͪ͢ɽຌεητϞͺޭ‫ݱ‬๏޴ΝรԿͦ͠͵͗Δ‫ݗ‬ର͟ͳͶ8ժ଀ΝࣙಊͲखಚͤΖͪΌɼUSBΩϟϧͳޭ‫ݱ‬ΝRaspberry Pi৏͹PythonϕϫήϧϞͲ੏‫͏ͱ͢ޜ‬Ζɽ3) ࣆ઴ָसࡃΊϠυϩΝ༽͏ͪ఺Ң਄૜ָसͶΓΖఊਫ਼༙޺மझ͹ಋఈΠϩβϨθϞΝߑ஛͢ɼґ੐࿹ʀࢀՑ࿹5ஏ఼͹ఊਫ਼༙޺ம͹ࣰର‫ݨ‬ඏ‫ں‬ժ଀ͶΓΖ‫؏ٮ‬దಋఈΝߨ͵ͮͪɽͨ͹݃Վɼસର͹ਜ਼մིͳηαΠ͕͗Γͨ80%ͳ͵Εɼ઎ߨ‫ͳڂݜ‬ಋఖౕ͹਼஍͗ಚΔΗͪɽմੵͪ͢ࢾྋ͗΍ͮͳ΍ଡ͏Trochammina hadaiͲ
ͺ95%͹ηαΠ͗ಚΔΗͪҲ๏ɼ΍ͮͳ΍ঙ͵͏Uvigerinella glabraͲͺ46%ͳ͵ͮͪɽηαΠͳࢾྋ਼Ͷਜ਼͹‫͗ܐؖ‬೟ΌΔΗɼࢾྋ਼͹ଁՅͳనਜ਼͵Ծ‫਼ݸ‬඲Ճ͗ࠕ‫ޛ‬͹՟ୌͲ͍Ζɽ

ਦ4. ϧϱξϞγϱϕϨϱήͪ͢ఊਫ਼༙޺மժ଀͹ಋఈ݃Վ͹ྭɽժ଀৏͹஦ԟ෨͹ࠉ࣊ͺ਄૜ָसͶΓͮͱ༩଎͠Ηͪझ໌Ͳɼӊ୼ͺ઒໵Պ͗ಋఈͪ͢झ໌Ͳ͍Εɼ੪࣊͗ਜ਼մɼ੼࣊͗෈ਜ਼մ
ΝқັͤΖɽ

න. ಋఈ݃Վ͹੔੹ɽͨ͹ଠΝ‫؜‬Όͪસ375ࢾྋ͹న߻ིͳ࠸‫ིݳ‬ͺɼ5झ͹਼஍͹॑Ί෉͘ฑ‫ۋ‬ͶΓͮͱ‫ٽ‬Όͪɽ

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