Moonsanr T, Wonnasuthi W, Wiroteurairuang D. Development of Pumpkin Ripeness Classification System by Integrating Image and Sound Data Using Machine Learning Techniques. JEIT [internet]. 2025 Aug. 31 [cited 2026 Oct. 7];3(4):59-75. available from: https://ph03.tci-thaijo.org/index.php/JEIT/article/view/3917