no code implementations • 21 Dec 2023 • Haozheng Zhang, Edmond S. L. Ho, Xiatian Zhang, Silvia Del Din, Hubert P. H. Shum
The accuracy of diagnosis ranges between 73% and 84%, and is influenced by the experience of the clinical assessor.
1 code implementation • 17 Nov 2023 • Xiatian Zhang, Sisi Zheng, Hubert P. H. Shum, Haozheng Zhang, Nan Song, Mingkang Song, Hongxiao Jia
To overcome that, we propose a graph learning framework that captures comprehensive features by integrating both correlation and distance-based similarity measures under a contrastive loss.
1 code implementation • 7 Aug 2022 • Xiatian Zhang, Noura Al Moubayed, Hubert P. H. Shum
Hence, we propose a graph representation learning framework to comprehensively represent instrument motions in the surgical workflow anticipation problem.
1 code implementation • 14 Jul 2022 • Haozheng Zhang, Edmond S. L. Ho, Xiatian Zhang, Hubert P. H. Shum
To this end, we propose to classify Parkinson's tremor since it is one of the most predominant symptoms of PD with strong generalizability.
no code implementations • 10 Nov 2020 • Xiatian Zhang, Xunshi He, Nan Wang, Rong Chen
For high-dimensional data, there are huge communication costs for distributed GBDT because the communication volume of GBDT is related to the number of features.
1 code implementation • 11 Nov 2016 • 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.