collaborators

7 papers

cs.CV2026

Unsupervised Defect Detection for Surgical Instruments

Joseph Huang, Yichi Zhang, Jingxi Yu +6

Ensuring the safety of surgical instruments requires reliable detection of visual defects. However, manual inspection is prone to error, and existing automated defect detection met…

cs.CV2026

Implicit-Scale 3D Reconstruction for Multi-Food Volume Estimation from Monocular Images

Yuhao Chen, Gautham Vinod, Siddeshwar Raghavan +5

We present Implicit-Scale 3D Reconstruction from Monocular Multi-Food Images, a benchmark dataset designed to advance geometry-based food portion estimation in realistic dining sce…

cs.CV2026

Food Portion Estimation: From Pixels to Calories

Gautham Vinod, Fengqing Zhu

Reliance on images for dietary assessment is an important strategy to accurately and conveniently monitor an individual's health, making it a vital mechanism in the prevention and…

eess.IV2026

Leveraging Second-Order Curvature for Efficient Learned Image Compression: Theory and Empirical Evidence

Yichi Zhang, Fengqing Zhu

Training learned image compression (LIC) models entails navigating a challenging optimization landscape defined by the fundamental trade-off between rate and distortion. Standard f…

cs.CV2026

Training-Free Text-to-Image Compositional Food Generation via Prompt Grafting

Xinyue Pan, Yuhao Chen, Fengqing Zhu

Real-world meal images often contain multiple food items, making reliable compositional food image generation important for applications such as image-based dietary assessment, whe…

cs.CV2026

Instance camera focus prediction for crystal agglomeration classification

Xiaoyu Ji, Chenhao Zhang, Tyler James Downard +3

Agglomeration refers to the process of crystal clustering due to interparticle forces. Crystal agglomeration analysis from microscopic images is challenging due to the inherent lim…