https://abhiraj.pages.dev/research/Recent content in Research on Abhiraj BibharHugoenhttps://abhiraj.pages.dev/research/fedcare-privacy-preserving-clinical-nlp/Mon, 01 Jan 0001 00:00:00 +0000https://abhiraj.pages.dev/research/fedcare-privacy-preserving-clinical-nlp/A multi-institution collaboration building federated NLP models for clinical decision support without centralizing patient data.https://abhiraj.pages.dev/research/trustworthy-private-machine-learning/Mon, 01 Jan 0001 00:00:00 +0000https://abhiraj.pages.dev/research/trustworthy-private-machine-learning/Developing federated learning and differential privacy techniques that let sensitive data — especially in healthcare — be used for training without compromising individual privacy.https://abhiraj.pages.dev/research/glassbox-visual-debugging-gnn/Mon, 01 Jan 0001 00:00:00 +0000https://abhiraj.pages.dev/research/glassbox-visual-debugging-gnn/An open-source toolkit for interactively inspecting attention and message-passing behavior in GNNs.https://abhiraj.pages.dev/research/human-centered-ai/Mon, 01 Jan 0001 00:00:00 +0000https://abhiraj.pages.dev/research/human-centered-ai/Studying how people build trust and mental models of AI systems, and designing interaction techniques that support meaningful human oversight.https://abhiraj.pages.dev/research/equitutor-adaptive-learning-at-scale/Mon, 01 Jan 0001 00:00:00 +0000https://abhiraj.pages.dev/research/equitutor-adaptive-learning-at-scale/A large-scale study of multimodal tutoring interfaces deployed across three partner school districts.https://abhiraj.pages.dev/research/explainable-interpretable-systems/Mon, 01 Jan 0001 00:00:00 +0000https://abhiraj.pages.dev/research/explainable-interpretable-systems/Creating visualization and analysis tools that make complex models — including graph neural networks and large language models — easier to understand and debug.https://abhiraj.pages.dev/research/ai-for-education/Mon, 01 Jan 0001 00:00:00 +0000https://abhiraj.pages.dev/research/ai-for-education/Building adaptive tutoring systems that respond to learners’ cognitive load and support equitable access to personalized instruction.