“Product Codefication Accuracy With Cosine Similarity And Weighted Term Frequency And Inverse Document Frequency (TF-IDF) ”. Journal of Applied Engineering and Technological Science (JAETS) 2, no. 2 (May 9, 2021): 62–69. Accessed May 23, 2026. https://journal.yrpipku.com/index.php/jaets/article/view/210.