no code implementations • 22 Aug 2024 • Ce Liu, Jun Wang, Zhiqiang Cai, Yingxu Wang, Huizhen Kuang, Kaihui Cheng, Liwei Zhang, Qingkun Su, Yining Tang, Fenglei Cao, Limei Han, Siyu Zhu, Yuan Qi
Despite significant progress in static protein structure collection and prediction, the dynamic behavior of proteins, one of their most vital characteristics, has been largely overlooked in prior research.
no code implementations • 1 Jul 2024 • Zhiqiang Cai, Anastassia Doktorova, Robert D. Falgout, César Herrera
We present a factorization of the mass matrix that enables solving the systems of linear equations in ${\cal O}(n)$ operations.
no code implementations • 29 May 2024 • Zhiqiang Cai, Yu Cao, Yuanfei Huang, Xiang Zhou
Sampling invariant distributions from an Ito diffusion process presents a significant challenge in stochastic simulation.
no code implementations • 7 Apr 2024 • Zhiqiang Cai, Tong Ding, Min Liu, Xinyu Liu, Jianlin Xia
In this paper, we propose a structure-guided Gauss-Newton (SgGN) method for solving least squares problems using a shallow ReLU neural network.
no code implementations • 7 Mar 2024 • Jialin Chen, Zhiqiang Cai, Ke Xu, Di wu, Wei Cao
Considering the noise level limit, one crucial aspect for quantum machine learning is to design a high-performing variational quantum circuit architecture with small number of quantum gates.
no code implementations • 9 Sep 2022 • Jiayue Han, Zhiqiang Cai, Zhiyou Wu, Xiang Zhou
Thus, we propose the Residual-Quantile Adjustment (RQA) method for a better weight choice for each training sample.
no code implementations • 19 Nov 2021 • Zhiqiang Cai, Ling Lin, Xiang Zhou
We propose a reinforcement learning (RL) approach to compute the expression of quasi-stationary distribution.
no code implementations • 21 Oct 2021 • Zhiqiang Cai, Jingshuang Chen, Min Liu
A least-squares neural network (LSNN) method was introduced for solving scalar linear and nonlinear hyperbolic conservation laws (HCLs) in [7, 6].
no code implementations • 29 Sep 2021 • Min Liu, Zhiqiang Cai, Karthik Ramani
This paper presents RitzNet, an unsupervised learning method which takes any point in the computation domain as input, and learns a neural network model to output its corresponding function value satisfying the underlying governing PDEs.
no code implementations • 7 Sep 2021 • Zhiqiang Cai, Jingshuang Chen, Min Liu
Designing an optimal deep neural network for a given task is important and challenging in many machine learning applications.
no code implementations • 25 May 2021 • Zhiqiang Cai, Jingshuang Chen, Min Liu
This paper studies least-squares ReLU neural network method for solving the linear advection-reaction problem with discontinuous solution.
no code implementations • 25 May 2021 • Zhiqiang Cai, Jingshuang Chen, Min Liu
We introduced the least-squares ReLU neural network (LSNN) method for solving the linear advection-reaction problem with discontinuous solution and showed that the method outperforms mesh-based numerical methods in terms of the number of degrees of freedom.
1 code implementation • 5 Nov 2019 • Zhiqiang Cai, Jingshuang Chen, Min Liu, Xinyu Liu
This paper studies an unsupervised deep learning-based numerical approach for solving partial differential equations (PDEs).
no code implementations • 12 Feb 2016 • Tai Wang, Xiangen Hu, Keith Shubeck, Zhiqiang Cai, Jie Tang
The relationship between reading and writing (RRW) is one of the major themes in learning science.