Authors

Scott Collins

Publications 2

Preprint Open access

Reliability Stress Tests and Decision-Time Routing for Chest X-ray Vision-Language Models

Xinye Yang, Zhusi Zhong, Scott Collins et al. · 2026 · 10.1109/chase69719.2026.00073

Medical vision-language model (VLM) evaluation is sensitive to workflow design, prompting strategy, and benchmark construction, yet most studies treat these factors in isolation. We introduce a reliability stress test for chest X-ray interpretation built on two balanced datasets (a private report-backed set and a curat …

Preprint Open access

Confidence-Gated Cloud-Edge Cascade Triage via Variational Risk Minimization for Medical Imaging

Xinye Yang, Zhusi Zhong, Scott Collins et al. · 2026 · 10.1016/j.smhl.2026.100689

Emergency chest X-ray (CXR) triage has a structural modality gap: reports arrive after triage decisions, yet multimodal foundation models require image-text inputs. We present Variational Risk Minimization (VRM), a distillation framework that treats LVLM-generated report variants as Monte Carlo samples of latent clinic …

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