Cagadas DO, Putra DS, Dunque KMP, Azmi M. Classifying four maturity categories of coffee cherry using CNN-VGG19. Teknomekanik [Internet]. 2024Dec.31 [cited 2025Jan.23];7(2):176-84. Available from: https://teknomekanik.ppj.unp.ac.id/index.php/teknomekanik/article/view/310