collaborators

11 papers

cs.CV2026

Do Medical Vision Language Models Actually See? A Counterfactual Grounding Framework and Hard-Negative Contrastive Training for Visually-Reliant Medical VLMs

Anas Zafar, Leema Krishna Murali, Siddhant Bharadwaj +2

Large vision language models (VLMs) report strong accuracy on medical question-answering, yet it remains unclear whether they reason from visual evidence or exploit textual shortcu…

cs.CV2026

CARL-CXR: Continual Adapter-Based Routing for Task-Unknown Chest Radiograph Classification

Muthu Subash Kavitha, Anas Zafar, Amgad Muneer +1

Clinical deployment of chest radiograph classifiers requires models that can be updated as new datasets become available without retraining on previously observed data or degrading…

cs.CL2026

Medmarks: A Comprehensive Open-Source LLM Benchmark Suite for Medical Tasks

Benjamin Warner, Ratna Sagari Grandhi, Max Kieffer +32

Evaluating large language models (LLMs) for medical applications remains challenging due to benchmark saturation, limited data accessibility, and insufficient coverage of relevant…

cs.CV2026

Towards Responsible Multimodal Medical Reasoning via Context-Aligned Vision-Language Models

Sumra Khan, Sagar Chhabriya, Aizan Zafar +5

Medical vision-language models (VLMs) show strong performance on radiology tasks but often produce fluent yet weakly grounded conclusions due to over-reliance on a dominant modalit…

eess.IV2026

Projection Guided Personalized Federated Learning for Low Dose CT Denoising

Anas Zafar, Muhammad Waqas, Amgad Muneer +2

Low-dose CT (LDCT) reduces radiation exposure but introduces protocol-dependent noise and artifacts that vary across institutions. While federated learning enables collaborative tr…

cs.CY2026

Who is Responsible? The Data, Models, Users or Regulations? A Comprehensive Survey on Responsible Generative AI for a Sustainable Future

Shaina Raza, Rizwan Qureshi, Anam Zahid +14

Generative AI is rapidly moving from research to deployment, elevating the need for responsible development, evaluation, and governance. We conduct a PRISMA guided review of 232 st…