collaborators

5 papers

cs.CV2026

Radiologist-Guided Causal Concept Bottleneck Models for Chest X-Ray Interpretation

Amy Rafferty, Rishi Ramaesh, Ajitha Rajan

Concept Bottleneck Models (CBMs) in medical imaging aim to improve model interpretability by predicting intermediate clinical concepts before final diagnoses. However, most existin…

cs.CV2026

Clinically Aware Synthetic Image Generation for Concept Coverage in Chest X-ray Models

Amy Rafferty, Rishi Ramaesh, Ajitha Rajan

Deep learning models for chest X-ray diagnosis are constrained by limited coverage of clinically meaningful concept combinations in publicly available training datasets. While synt…

cs.LG2025

Limitations of Public Chest Radiography Datasets for Artificial Intelligence: Label Quality, Domain Shift, Bias and Evaluation Challenges

Amy Rafferty, Ajitha Rajan

Artificial intelligence has shown significant promise in chest radiography, where deep learning models can approach radiologist-level diagnostic performance. Progress has been acce…

cs.AI2025

Explainability Through Human-Centric Design for XAI in Lung Cancer Detection

Amy Rafferty, Rishi Ramaesh, Ajitha Rajan

Deep learning models have shown promise in lung pathology detection from chest X-rays, but widespread clinical adoption remains limited due to opaque model decision-making. In prio…

eess.IV2025

CoRPA: Adversarial Image Generation for Chest X-rays Using Concept Vector Perturbations and Generative Models

Amy Rafferty, Rishi Ramaesh, Ajitha Rajan

Deep learning models for medical image classification tasks are becoming widely implemented in AI-assisted diagnostic tools, aiming to enhance diagnostic accuracy, reduce clinician…