Sangil, Ronnie John Mark, Marvin Mallari, John Elmo Mangune, and Jiane Princess Sigua. “HCCI EScholar: An Online Research Database Archival System With TF-IDF and Cosine Similarity Algorithms”. International Journal of Education, Research, and Innovation Perspectives 2, no. 7 (July 28, 2026): 2118–2124. Accessed September 21, 2026. https://ijerip.erio.org.ph/index.php/articles/article/view/1343.