1. S_COVID: A FRUGAL YET EFFECTIVE ENGINE TO EXPLORE COVID-19 SCIENTIFIC LITERATURE Open Access Author: Pranesh, Raj Title: S_COVID: A FRUGAL YET EFFECTIVE ENGINE TO EXPLORE COVID-19 SCIENTIFIC LITERATURE Graduate Program: Computer Science and Engineering Keywords: COVID-19Unsupervised learningQuestion-answeringSearch engineNatural Language ProcessingInformation retrievalCOVID-19Unsupervised learningQuestion-answeringSearch engineNatural Language ProcessingInformation retrieval File: Download PSU_Thesis_Raj_final_sub.pdf Committee Members: Rui Zhang, Thesis Advisor/Co-AdvisorAbhinav Verma, Committee MemberChitaranjan Das, Program Head/Chair