Classification of Maize (Zea May L) Leaf Diseases Variants Based on Sobel Edge Detection and Machine Learning Technique - Ayoade, Olusola; Oyediran, Mayowa; Ipeayeda, Funmilola; Raji, Mumini; Yusuf-Mashopa, Kemi Jemilat; Akindele, Aminat Adejoke (International Journal Of Mathematics And Computer Research, 2025)