Nurhaida, Ida, Remmy A. M. Zen, Vina Ayumi, and Hong Wei. 2021. “Determining the Number of Batik Motif Object Based on Hierarchical Symmetry Detection Approach”. Indonesian Journal of Electrical Engineering and Informatics (IJEEI) 9 (1): 141-52. https://doi.org/10.52549/ijeei.v9i1.2369.