collaborators

5 papers

cs.CV2026

DART: Depth-as-Target Pretraining for Surgical Vision Foundation Models

John J. Han, Adam Schmidt, Muhammad Abdullah Jamal +2

Vision foundation models (VFMs) are valuable in data-scarce domains such as surgery, where a single pretrained backbone can provide rich representations for many downstream tasks.…

cs.CV2026

SCARED-C: Corrected Camera Poses for Endoscopic Depth Estimation

John J. Han, Adam Schmidt, Max Allan +2

The SCARED dataset is a widely used benchmark for endoscopic depth estimation, offering ground-truth 3D reconstructions captured with a structured light sensor. However, the depth…

cs.CV2026

SwiftGS: Episodic Priors for Immediate Satellite Surface Recovery

Rong Fu, Jiekai Wu, Xiaowen Ma +4

Rapid, large-scale 3D reconstruction from multi-date satellite imagery is vital for environmental monitoring, urban planning, and disaster response, yet remains difficult due to il…

cs.CV2026

On the Role of Depth in Surgical Vision Foundation Models: An Empirical Study of RGB-D Pre-training

John J. Han, Adam Schmidt, Muhammad Abdullah Jamal +4

Vision foundation models (VFMs) have emerged as powerful tools for surgical scene understanding. However, current approaches predominantly rely on unimodal RGB pre-training, overlo…

cs.CV2025

EndoPBR: Material and Lighting Estimation for Photorealistic Surgical Simulations via Physically-based Rendering

John J. Han, Jie Ying Wu

The lack of labeled datasets in 3D vision for surgical scenes inhibits the development of robust 3D reconstruction algorithms in the medical domain. Despite the popularity of Neura…