Discrimination of Nitrogen Concentration of Fertilized Corn with Extracted Algae and Polymer Based on Its Leaf Color Images. - Yasser Abd Djawad; Hamza Ur Rehman; Oslan Jumadi; Muhammad Tufail; Shahzad Anwar; Nathalie Bourgougnon (Ingénierie des Systèmes d Inf., 2020)