D. Y. B. Priyadarshini, S. Aquter Babu. Automatic Query Expansion based Document Retrieval System using Hyper Tuned Graph Enhanced Bi-directional Encoder Representation from Transformers with Manifold Ranking Algorithm. International Transactions on Electrical Engineering and Computer Science. 2025;4(4):194-212. doi:10.62760/iteecs.4.4.2025.164