?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=IDENTIFIKASI+GRADE+TEH+HITAM+(Camellia+Sinensis)+CTC+PRODUK+%0D%0APT.+PERKEBUNAN+NUSANTARA+VIII+UNIT+RANCABALI+%0D%0ABANDUNG+MENGGUNAKAN+UV-VIS+SPECTROSCOPY%0D%0ADAN+METODE+SIMCA&rft.creator=Supriyanto%2C+1414071094&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Teh+hitam+merupakan+minuman+penyegar+yang+sangat+disukai+oleh+hampir%0D%0Aseluruh+penduduk+dunia+dan+memiliki+kandungan+kafein%2C+tanin+dan+kandungan%0D%0Alainnya+yang+tinggi.+Penelitian+ini+bertujuan+untuk+mengidentifikasi+mutu+teh+%0D%0Ahitam+CTC+PTPN+VIII+unit+Rancabali%2C+Bandung+menggunakan+UV-Vis+%0D%0ASpectroscopy+dan+metode+soft+independent+modeling+of+class+analogy+(SIMCA).+%0D%0APengujian+dilakukan+pada+sampel+teh+dengan+berat+masing-masing+sampel+1+gram.+%0D%0ADengan+komposisi+sampel+1gram+teh+kelas+BP1%2C+1+gram+teh+kelas+Dust1+dan+1%0D%0Agram+teh+kelas+FNGS2+kemudian+dianalisis+dengan+UV-Vis+Spectroscopy.+Metode+%0D%0Aprincipal+component+analysis+(PCA)+dilakukan+untuk+melihat+klasterisasi+seluruh+%0D%0Adata.+Setelah+itu%2C+model+diskriminasi+dibangun+menggunakan+metode+soft+%0D%0Aindependent+modeling+of+class+analogy+(SIMCA)+untuk+spektra+original+dan+%0D%0Aspektra+hasil+pretreatment.%0D%0AHasil+klasifikasi+menunjukkan+metode+PCA+dan+SIMCA+dengan+6+perlakuan+%0D%0Adiperoleh+perlakuan+terbaik+yaitu+kombinasi+Normalize+%2B+moving+avarage+%0D%0A5segmen+mampu+membedakan+jenis+grade+dari+sampel+teh+secara+jelas.+Hasil+%0D%0APCA+menjelaskan+keragaman+data+pada+PC1+sebesar+84%25+dan+PC2+sebesar+10%25.+%0D%0ASedangkan+untuk+klasifikasi+menggunakan+metode+SIMCA+diperoleh+nilai+%0D%0Apersentase+spesifisitas%2C+sensitivitas+dan+akurasi+sebesar+100%25.+%0D%0AKata+Kunci+%3A+CTC%2C+Grade%2C+PCA%2C+SIMCA%2C+UV-Vis+Spektroscopy%0D%0ABlack+tea+is+a+refreshing+drink+that+is+preference+by+most+people+in+the+world+and+%0D%0Ahas+high+caffeine%2C+tannin+and+other+ingredients.+This+study+aims+to+identify+the+%0D%0Aquality+of+CTC+PTPN+VIII+Rancabali+black+tea%2C+Bandung+using+UV-Vis+%0D%0ASpectroscopy+and+soft+independent+modeling+of+class+analogy+(SIMCA)+methods.+%0D%0AThe+research+were+carried+out+on+tea+samples+weighing+1gram+each.+With+the+%0D%0Acomposition+of+1+gram+of+tea+class+BP1%2C+1+gram+of+tea+in+class+Dust1+and+1+gram+%0D%0Aof+tea+in+class+FNGS2+were+then+analyzed+by+UV-Vis+Spectroscopy.+The+principal+%0D%0Acomponent+analysis+(PCA)+method+is+performed+to+see+clustering+of+all+data.+After+%0D%0Athat%2C+the+discrimination+model+was+built+using+the+soft+independent+modeling+of+%0D%0Aclass+analogy+(SIMCA)+method+for+original+and+pretreatment+spectra.%0D%0AThe+classification+results+show+that+the+PCA+and+SIMCA+methods+with+6+%0D%0Atreatments+obtained+the+best+treatment%2C+namely+the+Normalize+combination+%2B+%0D%0Amoving+avarage+5+segment+able+to+clearly+distinguish+the+type+of+grade+from+the+%0D%0Atea+sample.+PCA+results+explain+the+variance+of+data+on+PC1+by+84%25+and+PC2+by+%0D%0A10%25.+Whereas+for+the+classification+using+the+SIMCA+method%2C+resulted+%0D%0Apercentage+value+of+specificity%2C+sensitivity+and+accuracy+is+100%25.%0D%0AKeywords+%3A+CTC%2C+Grade%2C+PCA%2C+SIMCA%2C+UV-Vis+Spectroscopy&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57048%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57048%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57048%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Supriyanto%2C+1414071094++(2019)+IDENTIFIKASI+GRADE+TEH+HITAM+(Camellia+Sinensis)+CTC+PRODUK+PT.+PERKEBUNAN+NUSANTARA+VIII+UNIT+RANCABALI+BANDUNG+MENGGUNAKAN+UV-VIS+SPECTROSCOPY+DAN+METODE+SIMCA.++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F57048%2F