Liang, Yanhui, Junan Long, Chengyan Tan, and Dejun Wang. “Research on Predicting Wordle Word Attempt Counts and Word Difficulty Classification Based on Machine Learning and K-Means Clustering Techniques”. Highlights in Science, Engineering and Technology 70 (November 15, 2023): 223–233. Accessed April 19, 2026. https://drpress.org/ojs/index.php/HSET/article/view/12191.