Wahiddin D, Fitri Nur Masruriyah A, Roespinoedji R. Color Feature Extraction and Euclidean Distance for Classification of Oryza Sativa Nitrogen Adequacy Based on Leaf Color Chart (LCC). Psychosocial rehabilitation [Internet]. 2020 Feb. 29 [cited 2025 Jul. 28];24(1):8318-25. Available from: https://psychosocial.com/index.php/ijpr/article/view/1225