?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=UJI+KEASLIAN+TIGA+KOPI+BUBUK+SPESIALTI+INDONESIA%0D%0AMENGGUNAKAN+FLUORESCENCE+SPECTROSCOPY+PORTABLE%0D%0ADENGAN+LAMPU+LED+365+NM+SEBAGAI+SUMBER+EKSITASI&rft.creator=HANI+%2C+PAMBUDI&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Kopi+spesialti+adalah+kopi+yang+mempunyai+kualitas+bagus%2C+baik+rasa+maupun%0D%0Aaroma+dengan+standar+ukur+cupping+test+dan+tentunya+diproses+dengan+ketentuan%0D%0Akhusus.+Penelitian+ini+dilakukan+untuk+membedakan+jenis-jenis+kopi+spesialti%0D%0Akarena+dari+bubuk+kopi+tersebut+sudah+kehilangan+sifat+fisik+dan+sulit+untuk%0D%0Adibedakan.+Oleh+karena+itu%2C+cara+membedakan+keaslian+produk+pertanian+khususnya%0D%0Akopi%2C+yaitu+dengan+metode+sensori+manusia+dan+metode+NIR.+Kopi+yang+digunakan%0D%0Adalam+penelitian+ini+antara+lain+Kopi+Gayo+(GY)%2C+Kopi+Kintamani+(KN)%2C+dan+Kopi%0D%0AJava+Mocha+(JV)+serta+jenis+kopi+yang+digunakan+yaitu+kopi+arabika+dan+robusta.%0D%0AKopi+tersebut+akan+dibedakan+berdasarkan+sifat+optik+dengan+menggunakan%0D%0Afluorescence+spectroscopy+portable+untuk+mendapatkan+fluoresensi+data.+Jumlah%0D%0Asampel+tiap+jenis+kopi+sebanyak+50+dan+untuk+setiap+sampel+diambil+spektra%0D%0Asebanyak+dua+kali.+Untuk+keseluruhan+data+sebanyak+300+data.+Metode+analisis%0D%0Ayang+digunakan+dalam+penelitian+ini+adalah+PCA+(principal+component+analysis)%0D%0Adan+SIMCA+(soft+independent+modelling+of+class+analogy).+Hasil+PCA+yang%0D%0Adibangun+menggunakan+data+original+pada+keseluruhan+sampel+diperoleh+nilai+PC1%0D%0A74%25+dan+PC2+25%25+dengan+PC+kumulatif+sebanyak+99%25.+Hasil+PCA+dengan%0D%0Aperlakuan+mean+normalize+(MN)+klasifikasi+GY+dan+KN+memiliki+nilai+PC%0D%0Akumulatif+sebesar+97%25+dengan+nilai+akurasi+sebesar+12%2C5%25%2C+sensitivitas+20%25%2C%0D%0Aspesifisitas+0%25%2C+dan+error+87%2C5%25%2C%0D%0A%0D%0APC+kumulatif+dari+pretreatment+multiplicative+scatter+correction+(MSC)+%2B+moving%0D%0Aaverage+3+segment+klasifikasi+GY+dan+JV+yaitu+sebesar+97%25+dengan+nilai+akurasi%0D%0Asebesar+97%2C4%25%2C+sensitivitas+94%2C7%25%2C+spesifisitas+100%25%2C+dan+error+2%2C6%25%2C+dan+PC%0D%0Akumulatif+dari+pretreatment+smoothing+moving+average+5+segment+klasifikasi+KN%0D%0Adan+JV+memiliki+nilai+sebesar+99%25+dengan+nilai+akurasi+sebesar+100%25%2C+sensitivitas%0D%0A100%25%2C+spesifisitas+100%25%2C+dan+error+0%25.+Berdasarkan+kurva+ROC+dari+nilai+1-%0D%0Aspesifisitas+dan+sensitivitas+seluruh+level+signifikansi+dapat+disimpulkan+bahwa%0D%0Aklasifikasi+GY+dan+KN+memiliki+hasil+klasifikasi+yang+buruk%2C+ini+diduga+sampel%0D%0AGY+dan+KN+merupakan+sampel+dengan+jenis+kopi+yang+sama+yaitu+arabika+sehingga%0D%0Asulit+dibedakan.+Sedangkan+untuk+hasil+klasifikasi+GY+dengan+JV+dan+KN+dengan%0D%0AJV+memiliki+hasil+klasifikasi+yang+sangat+baik+(excellent+classification)+pada+level%0D%0Asignifikansi+5%25%2C+10%25+dan+25%25+dan+berada+pada+koordinat+(0%2C1)+pada+kurva+ROC.%0D%0AKata+kunci%3A+Kopi+spesialti+Indonesia%2C+Pemalsuan+kopi%2C+Fluorescence+spectroscopy%0D%0Aportable%2C+PCA%2C+SIMCA%0D%0A%0D%0A%0D%0ASpecialty+coffee+is+coffee+that+has+good+quality%2C+both+taste+and+aroma+with+cupping%0D%0Atest+measurement+standards+and+processed+with+special+provisions.+This+research%0D%0Awas+conducted+to+distinguish+the+types+of+specialty+coffee+because+the+coffee%0D%0Apowder+has+lost+its+physical+properties+and+is+difficult+to+be+distinguished.%0D%0ATherefore%2C+how+to+distinguish+the+authenticity+of+agricultural+products%2C+especially%0D%0Acoffee%2C+namely+by+human+sensory+methods+and+NIR+methods.+The+coffee+used+in%0D%0Athis+study+includes+Gayo+Coffee+(GY)%2C+Kintamani+Coffee+(KN)%2C+and+Java+Mocha%0D%0ACoffee+(JV)+and+the+types+of+coffee+used+are+arabica+and+robusta+coffee.+The+coffee%0D%0Awill+be+distinguished+based+on+optical+properties+using+portable+fluorescence%0D%0Aspectroscopy+by+obtaining+fluorescence+data.+The+number+of+samples+for+each+type%0D%0Aof+coffee+is+50+and+for+each+sample+the+spectra+are+taken+twice.+For+a+total+of+300%0D%0Adata.+The+analysis+method+used+in+this+research+is+PCA+(principal+component%0D%0Aanalysis)+and+SIMCA+(soft+independent+modeling+of+class+analogy).+PCA+is+develop%0D%0Ausing+the+original+data+on+the+entire+sample+obtained+PC1+value+of+74%25+and+PC2%0D%0A25%25+with+a+cumulative+PC+of+99%25.+PCA+results+with+mean+normalize+(MN)%0D%0Atreatment+of+GY+and+KN+classifications+have+a+cumulative+PC+value+of+97%25+with%0D%0Aan+accuracy+value+of+12.5%25%2C+sensitivity+20%25%2C+specificity+0%25%2C+and+error+87.5%25%2C%0D%0ACumulative+PC+from+pretreatment+multiplicative+scatter+correction+(MSC)+%2B%0D%0A%0D%0Amoving+average+3+segment+classification+of+GY+and+JV+is+97%25+with+an+accuracy%0D%0Avalue+of+97.4%25%2C+sensitivity+94.7%25%2C+specificity+100%25%2C+and+error+2.6%25%2C+and%0D%0Acumulative+PC+from+pretreatment+smoothing+moving+average+5+segment%0D%0Aclassification+of+KN+and+JV+has+a+value+of+99%25+with+an+accuracy+value+of+100%25%2C%0D%0Asensitivity+100%25%2C+specificity+100%25%2C+and+error+0%25.+Based+on+the+ROC+curve+of+the%0D%0A1-+specificity+and+sensitivity+values+of+all+significance+levels%2C+it+can+be+concluded%0D%0Athat+the+GY+and+KN+classifications+have+poor+classification+results%2C+it+is+suspected%0D%0Athat+the+GY+and+KN+samples+are+samples+with+the+same+type+of+coffee+so+it+is%0D%0Adifficult+to+distinguish.+Meanwhile%2C+the+classification+results+of+GY+with+JV+and+KN%0D%0Awith+JV+have+excellent+classification+results+at+the+5%25%2C+10%25+and+25%25+significance%0D%0Alevels+and+are+at+the+coordinates+(0%2C1)+on+the+ROC+curve.%0D%0A%0D%0AKeywords%3A+Indonesian+Specialty+Coffee%2C+Coffee+Fraud%2C+Fluorescence+Spectroscopy%0D%0APortable%2C+PCA%2C+SIMCA&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2024-09-20&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F83503%2F1%2FAbstrak%2520-%2520Hani%2520Pambudi.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F83503%2F2%2FSkripsi%2520Full%2520Tanpa%2520Lampiran%2520-%2520Hani%2520Pambudi.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F83503%2F3%2FSkripsi%2520Full%2520Tanpa%2520Pembahasan%2520-%2520Hani%2520Pambudi.pdf&rft.identifier=++HANI+%2C+PAMBUDI++(2024)+UJI+KEASLIAN+TIGA+KOPI+BUBUK+SPESIALTI+INDONESIA+MENGGUNAKAN+FLUORESCENCE+SPECTROSCOPY+PORTABLE+DENGAN+LAMPU+LED+365+NM+SEBAGAI+SUMBER+EKSITASI.++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F83503%2F