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	Activated Gradients for Deep Neural Networks 期刊论文 OAI收割 IEEE TRANSACTIONS ON NEURAL NETWORKS AND LEARNING SYSTEMS, 2021, 页码: 13 作者: Liu, Mei; Chen, Liangming; Du, Xiaohao; Jin, Long; Shang, Mingsheng \| 收藏 \| 浏览/下载：31/0 \| 提交时间：2022/08/22 Training Deep learning Neural networks Optimization Visualization Newton method Eigenvalues and eigenfunctions Exploding gradient problems gradient activation function (GAF) ill-conditioned problems saddle point problems vanishing gradient problems
	Spectral Analysis, Properties and Nonsingular Preconditioners for Singular Saddle Point Problems 期刊论文 OAI收割 COMPUTATIONAL METHODS IN APPLIED MATHEMATICS, 2018, 卷号: 18, 期号: 2, 页码: 237-256 作者: Huang, Na; Ma, Chang-Feng; Zou, Jun \| 收藏 \| 浏览/下载：27/0 \| 提交时间：2018/07/30 Singular Saddle Point Problems Preconditioners Spectral Estimates
	A SADDLE POINT APPROACH TO THE COMPUTATION OF HARMONIC MAPS 期刊论文 OAI收割 SIAM JOURNAL ON NUMERICAL ANALYSIS, 2009, 卷号: 47, 期号: 2, 页码: 1500-1523 作者: Hu, Qiya; Tai, Xue-Cheng; Winther, Ragnar \| 收藏 \| 浏览/下载：19/0 \| 提交时间：2018/07/30 harmonic maps nonlinear constraints saddle point problems error estimates
	Nonlinear inexact Uzawa algorithms for linear and nonlinear saddle-point problems 期刊论文 OAI收割 SIAM JOURNAL ON OPTIMIZATION, 2006, 卷号: 16, 期号: 3, 页码: 798-825 作者: \| 收藏 \| 浏览/下载：22/0 \| 提交时间：2018/07/30 linear and nonlinear saddle-point problems inexact Uzawa algorithm preconditioning
	Finite element methods with matching and nonmatching meshes for Maxwell equations with discontinuous coefficients 期刊论文 OAI收割 SIAM JOURNAL ON NUMERICAL ANALYSIS, 2000, 卷号: 37, 期号: 5, 页码: 1542-1570 作者: Chen, ZM; Du, Q; Zou, J \| 收藏 \| 浏览/下载：19/0 \| 提交时间：2018/07/30 finite element method Maxwell equations interface problems nonmatching meshes error estimates saddle point formulation extension theorem