P. C. Ayu

Prediction of Caffeine Content in Java Preanger Coffee Beans by NIR Spectroscopy Using PLS and MLR Method

Sutrisno, I W Budiastra, S Widyotomo, 2018 .

Caffeine content calibration model on green beans arabica Mandailing Natal coffee using NIRS and artificial neural network

J. Akhir, P. C. Ayu, A. Rindang, 2021 .

NIR spectroscopy application for determination caffeine content of Arabica green bean coffee

I. Budiastra, P. C. Ayu, A. Rindang, 2020, IOP Conference Series: Earth and Environmental Science.

Prediction of water content in Lintong green bean coffee using FT-NIRS and PLS method

P. C. Ayu, A. Rindang, Sahfitri, 2020, IOP Conference Series: Earth and Environmental Science.