Karpagalingam T, Karuppaiah M. Optimal Feature Subset Selection Based on Combining Document Frequency and Term Frequency for Text Classification. Comput. Inform. [Internet]. 2021 Mar. 25 [cited 2024 Nov. 22];39(5):881–906. Available from: http://147.213.75.17/ojs/index.php/cai/article/view/2020_5_881