Author

John V. Guttag

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#artificial intelligence Preprint Sep 2026

FleXray: Universal Clinical X-ray Segmentation

This work presents FleXray, a generalist model for anatomical segmentation across the entire body in clinical X-rays, and builds a scalable, physics-based generative X-ray data engine that makes X-rays directly amenable to quantitative analysis.

V. Butoi, Vivek Gopalakrishnan, John V. Guttag et al. · 0 citations

#artificial intelligence Preprint Sep 2026

A Removal Based Approach to Improve LLM Faithfulness at Test-Time

The method is model-agnostic and can be applied at inference time without modifying model parameters, providing a flexible mechanism for reducing hidden influences and improving the reliability and safety of LLM-assisted decision making.

Qing Luo, S. Nahian, John V. Guttag et al. · 0 citations