Park S, Cha B, Kim J. Document Summarization Using NMF and Pseudo Relevance Feedback Based on K-Means Clustering. Comput. Inform. [Internet]. 2016 Nov. 2 [cited 2024 Nov. 23];35(3):744-60. Available from: http://147.213.75.17/ojs/index.php/cai/article/view/3718