Purwasih, S.N. and Fauzan, A.C. 2025. Hidden Markov Model with Baum–Welch Algorithm for Fraud Detection in Academic Business Processes. Informatics, Electrical and Electronics Engineering (Infotron). 5, 2 (Nov. 2025), 96–106. DOI:https://doi.org/10.33474/infotron.v5i2.24546.