Debraj De Contact ded1@ornl.gov All Publications Evolution of Intent and Social Influence Networks and Their Significance in Detecting COVID-19 Disinformation Actors on Socia... Methodology to Compare Twitter Reaction Trends between Disinformation Communities, to COVID related Campaign Events at Differ... Conflation of Geospatial POI Data and Ground-level Imagery via Link Prediction on Joint Semantic Graph... Accelerated Assessment of Critical Infrastructure in Aiding Recovery Efforts During Natural and Human-made Disaster Key Links Curriculum Vitae Google Scholar Organizations National Security Sciences Directorate Geospatial Science and Human Security Division Human Dynamics Section Geoinformatics Engineering Group