5 papers
Depth-Aware Endoscopic Video Inpainting
Francis Xiatian Zhang, Shuang Chen, Xianghua Xie +1
Video inpainting fills in corrupted video content with plausible replacements. While recent advances in endoscopic video inpainting have shown potential for enhancing the quality o…
Correlation-Distance Graph Learning for Treatment Response Prediction from rs-fMRI
Xiatian Zhang, Sisi Zheng, Hubert P. H. Shum +4
Resting-state fMRI (rs-fMRI) functional connectivity (FC) analysis provides valuable insights into the relationships between different brain regions and their potential implication…
Towards Graph Representation Learning Based Surgical Workflow Anticipation
Xiatian Zhang, Noura Al Moubayed, Hubert P. H. Shum
Surgical workflow anticipation can give predictions on what steps to conduct or what instruments to use next, which is an essential part of the computer-assisted intervention syste…
Pose-based Tremor Classification for Parkinson's Disease Diagnosis from Video
Haozheng Zhang, Edmond S. L. Ho, Xiatian Zhang +1
Parkinson's disease (PD) is a progressive neurodegenerative disorder that results in a variety of motor dysfunction symptoms, including tremors, bradykinesia, rigidity and postural…
Greedy Step Averaging: A parameter-free stochastic optimization method
Xiatian Zhang, Fan Yao, Yongjun Tian
In this paper we present the greedy step averaging(GSA) method, a parameter-free stochastic optimization algorithm for a variety of machine learning problems. As a gradient-based o…