Junling Wang and Suthagar Narasuman 2025. A Hidden Markov Model-Based Analysis of the Interaction Patterns between Cognitive Styles and Lexical Productivity in Second Language English Learners. International Journal of Computer Information Systems and Industrial Management Applications. 17, (Dec. 2025), 12. DOI:https://doi.org/10.70917/ijcisim-2025-0257.