Tingkat Keoptimalan Algoritma Pelatihan pada Jaringan Syaraf Tiruan (Studi Kasus Prediksi Prestasi Belajar Mahasiswa) Optimization Level of Training Algorithms in Neural Network (Case Studies of Student Learning Achievement Predictions) - Sigit Sugiyanto, Hindayati Mustafidah Dimara Kusuma Hakim (University of Muhammadiyah Purwokerto, 2013)