Search Results for author: Yuesheng Xu

Found 13 papers, 0 papers with code

Incorporating Domain Differential Equations into Graph Convolutional Networks to Lower Generalization Discrepancy

no code implementations1 Apr 2024 Yue Sun, Chao Chen, Yuesheng Xu, Sihong Xie, Rick S. Blum, Parv Venkitasubramaniam

We theoretically derive conditions where GCNs incorporating such domain differential equations are robust to mismatched training and testing data compared to baseline domain agnostic models.

Domain Generalization Time Series Prediction

Hypothesis Spaces for Deep Learning

no code implementations5 Mar 2024 Rui Wang, Yuesheng Xu, Mingsong Yan

The representer theorems unfold that solutions of these learning models can be expressed as linear combination of a finite number of kernel sessions determined by given data and the reproducing kernel.

Deep Neural Network Solutions for Oscillatory Fredholm Integral Equations

no code implementations13 Jan 2024 Jie Jiang, Yuesheng Xu

We first developed a numerical method for solving the equation with DNNs as an approximate solution by designing a numerical quadrature that tailors to computing oscillatory integrals involving DNNs.

Multi-Grade Deep Learning for Partial Differential Equations with Applications to the Burgers Equation

no code implementations14 Sep 2023 Yuesheng Xu, Taishan Zeng

We develop in this paper a multi-grade deep learning method for solving nonlinear partial differential equations (PDEs).

Uniform Convergence of Deep Neural Networks with Lipschitz Continuous Activation Functions and Variable Widths

no code implementations2 Jun 2023 Yuesheng Xu, Haizhang Zhang

We consider deep neural networks with a Lipschitz continuous activation function and with weight matrices of variable widths.

Successive Affine Learning for Deep Neural Networks

no code implementations13 May 2023 Yuesheng Xu

The MGDL model learns a DNN in several grades, in each of which one constructs a shallow DNN consisting of a relatively small number of layers.

Multi-Grade Deep Learning

no code implementations1 Feb 2023 Yuesheng Xu

Inspired by the human education process which arranges learning in grades, we propose a multi-grade learning model: We successively solve a number of optimization problems of small sizes, which are organized in grades, to learn a shallow neural network for each grade.

Sparse Deep Neural Network for Nonlinear Partial Differential Equations

no code implementations27 Jul 2022 Yuesheng Xu, Taishan Zeng

Noting that DNNs have an intrinsic multi-scale structure which is favorable for adaptive representation of functions, by employing a penalty with multiple parameters, we develop DNNs with a multi-scale sparse regularization (SDNN) for effectively representing functions having certain singularities.

Convergence of Deep Neural Networks with General Activation Functions and Pooling

no code implementations13 May 2022 Wentao Huang, Yuesheng Xu, Haizhang Zhang

In this current work, we study the convergence of deep neural networks as the depth tends to infinity for two other important activation functions: the leaky ReLU and the sigmoid function.

Convergence of Deep Convolutional Neural Networks

no code implementations28 Sep 2021 Yuesheng Xu, Haizhang Zhang

Based on the conditions, we present sufficient conditions for piecewise convergence of general deep ReLU networks with increasing widths, and as well as pointwise convergence of deep ReLU convolutional neural networks.

Convergence of Deep ReLU Networks

no code implementations27 Jul 2021 Yuesheng Xu, Haizhang Zhang

We explore convergence of deep neural networks with the popular ReLU activation function, as the depth of the networks tends to infinity.

Image Classification

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