no code implementations • 5 Mar 2024 • Dong Chen, Gengzhuo Liu, Hongyan Du, JunJie Wee, Rui Wang, Jiahui Chen, Jana Shen, Guo-Wei Wei
As COVID-19 enters its fifth year, it continues to pose a significant global health threat, with the constantly mutating SARS-CoV-2 virus challenging drug effectiveness.
no code implementations • 28 Oct 2023 • JunJie Wee, Jiahui Chen, Kelin Xia, Guo-Wei Wei
The Transformer, pretrained with hunderds of millions of protein sequences, embeds wild-type and mutant sequences, while persistent Laplacians track the topological invariant change and homotopic shape evolution induced by mutations in 3D protein structures, which are rendered from AlphaFold2.
1 code implementation • 23 Jun 2023 • Cong Shen, Pingjian Ding, JunJie Wee, Jialin Bi, Jiawei Luo, Kelin Xia
The results from the simulated data show that our CGCN model is superior to the traditional GCN models regardless of the positive-to-negativecurvature ratios, network densities, and network sizes (when larger than 500).
no code implementations • 5 Feb 2023 • JunJie Wee, Ginestra Bianconi, Kelin Xia
A series of physical persistent attributes, which characterize the spectrum of the Dirac matrices across a filtration, are proposed and used as efficient molecular fingerprints.
1 code implementation • 20 Nov 2020 • JunJie Wee, Kelin Xia
Persistence and variation of Ollivier Ricci curvatures on these nested graphs are defined as Ollivier persistent Ricci curvature.