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Journal : EIGEN MATHEMATICS JOURNAL

Analisis Faktor Untuk Pemetaan Karakteristik pada Percobaan Dekafeinasi Kopi Robusta Zulhan Widya Baskara; Zulhan Widya Baskara; Lisa Harsyiah; Dewa Nyoman Adi Paramartha; Qabul Dinanta Utama
Eigen Mathematics Journal Vol. 5 No. 1 Juni 2022
Publisher : University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/emj.v5i1.139

Abstract

In recent years, there has been a positive trend in coffee consumption in Indonesia. Coffee that was initially identical to older man's drinks is starting to be liked by teenagers and children because coffee contains caffeine which can have an addictive effect. Coffee has various benefits, such as preventing drowsiness, antioxidants, improving brain performance, and reducing fatigue. However, drinking a lot of coffee than your body can tolerate will cause symptoms of insomnia, excessive anxiety, and increased blood pressure. Various experiments have been made to reduce the caffeine content in coffee (decaffeination), one of which is mixing coffee with chayote juice (Sechium edule). Furthermore, this article classified the characteristics of decaffeinated products, caffeine content, moisture content, total acid titration, ash content, hue color, and L value. Using factor analysis, it is known that the characteristics can be mapped into three principal components. The first principal component consists of variables of caffeine content, water content, and hue color value. The second principal component consists of ash content and total acid content titration variables, and the third principal component, this factor, consists only of the characteristic L. It is also known that these three main components can explain 74.2% of the diversity of origin.
Co-Authors Amaliah, Wenny Amaliyah, Wenny Amaro, Moegiratul Amuddin Anggraeni, Ines Marisya Dwi Anggraini, Ines Marisya Dwi Antesty, Sella Arsyi, Elmia Kharisma Ayu Warmadewi, Putu Baiq Rien Handayani, Baiq Rien Cicilia, Siska Dewa Nyoman Adi Paramartha Dewa Nyoman Adi Paramartha Dewa Nyoman Adi Paramartha Dewa Nyoman Adi Paramartha Diah Ajeng Setiawati Dilla Afriansyah Dody Handito, Dody Elya Antariksana Bachmida Endang Purnama Dewi Erfan Mbealo Fanda Susan Watung Fatinah, Amira Firman Fajar Perdhana Fuad Sauqi Isnain Harsyiah, Lisa Hartisyah, Nurul Hasanah, Nadia Permata Haslina Ahmad Hidayatullah, Rizkiya Azzahra I Wayan Sweca Yasa Ines Marisya Dwi Anggrain Ines Marisya Dwi Anggraini Ines Marisya Dwi Anggraini Isnain, Fuad Sauqi juraidah, juraidah Lalu Danu Prima Arzani Lalu Unsunnidhal Made Gendis Putri Pertiwi Made Gendis Putri Pertiwi Made Gendis Putri Pertiwi Melati Claudia Telaumbanua Mi’raj Fuadi Mi’raj Fuadi Mutia Devi Ariyana, Mutia Devi N. Nazaruddin Ni Kadek Ayu Astiti Kirtiyani Novia Rahayu Novia Rahayu Novia Rahayu Nur Afni Nurul Aini OKI SAPUTRA Paramartha, Dewa Nyoman Adi Pertiwi, Made Gendis Putri Pratiwi, Anisa Rahayu, Olivia Rahmdanti, Alifa Putri Rasyda, Riezka Zuhriatika Raudatul Jannah Reza Kusuma Nurrohman Rini Nofrida Rini Nofrida Rini Nofrida Rucitra Widyasari Ruhaeni, Ruhaeni S., Ince Siti Wardatullatifah Sari, Ira Musfita Setyaning Pawestri Soliawati Soliawati Soliawati, Soliawati Sukmawaty Sukmawaty Telaumbanua, Melati Claudia Tri Isti Rahayu, Tri Isti Unsunnidhal, Lalu Wan Rosli Bin Wan Ishak Wardatullatifah , Ince Siti Wardatullatifah S., Ince Siti Widyasari, Rucitra Wiharyani Werdiningsih Yasa, I Wayan Sweca Yesica Marcelina Romauli Sinaga Yuhendra AP Yusuf, Aulia Islamiati Zainuri Zainuri Zainuri Zainuri Zainuri Zainuri Zainuri Zainuri Zainuri, Zainuri Zulhan Widya Baskara