中文版 | English

在结果中检索

CSpace

浏览/检索结果: 共44条，第1-10条 帮助

已选(0)清除 条数/页：   排序方式：
UNIT TRIANGULAR FACTORIZATION OF THE MATRIX SYMPLECTIC GROUP 期刊论文
SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS, 2020, 卷号: 41, 期号: 4, 页码: 1630-1650
作者:  Jin, Pengzhan;  Tang, Yifa;  Zhu, Aiqing
收藏  |  浏览/下载：117/0  |  提交时间：2021/04/26
symplectic  symplectic matrix  triangular factorization  positive definite  singular symplectic matrix  generators  parameterization  unconstrained parametrization  
Geometric Distance Between Positive Definite Matrices of Different Dimensions 期刊论文
IEEE TRANSACTIONS ON INFORMATION THEORY, 2019, 卷号: 65, 期号: 9, 页码: 5401-5405
作者:  Lim, Lek-Heng;  Sepulchre, Rodolphe;  Ye, Ke
收藏  |  浏览/下载：211/0  |  提交时间：2020/01/10
Riemannian manifold  geodesic distance  positive definite matrices  covariance matrices  ellipsoids  
On spectral clustering of HSS preconditioner for generalized saddle-point matrices 期刊论文
LINEAR ALGEBRA AND ITS APPLICATIONS, 2018, 卷号: 555, 页码: 285-300
作者:  Bai, Zhong-Zhi
收藏  |  浏览/下载：189/0  |  提交时间：2018/10/07
Generalized saddle-point problem  Hermitian and skew-Hermitian splitting  Preconditioning  Spectral property  
Locality preserving projection on SPD matrix Lie group: algorithm and analysis 期刊论文
SCIENCE CHINA-INFORMATION SCIENCES, 2018, 卷号: 61, 期号: 9, 页码: 15
作者:  Li, Yangyang;  Lu, Ruqian
收藏  |  浏览/下载：167/0  |  提交时间：2018/07/30
manifold learning  SPD matrix Lie group  locally preserving projection  Laplace operator  Log Euclidean metric  
On the eigenvalues of the saddle point matrices discretized from Navier-Stokes equations 期刊论文
NUMERICAL ALGORITHMS, 2018, 卷号: 79, 期号: 1, 页码: 41-64
作者:  Huang, Na;  Ma, Chang-Feng
收藏  |  浏览/下载：156/0  |  提交时间：2018/10/07
Navier-Stokes equations  Saddle point problem  Spectral estimates  Preconditioner  Nonsymmetric  
The structure-preserving doubling algorithms for positive definite solution to a system of nonlinear matrix equations 期刊论文
LINEAR & MULTILINEAR ALGEBRA, 2018, 卷号: 66, 期号: 4, 页码: 827-839
作者:  Huang, Na;  Ma, Chang-Feng
收藏  |  浏览/下载：187/0  |  提交时间：2018/07/30
System of nonlinear matrix equations  positive definite solution  structure-preserving doubling algorithm  convergence analysis  numerical examples  65H10  65F10  15A24  
Analysis on inexact block diagonal preconditioners for elliptic PDE-constrained optimization problems 期刊论文
COMPUTERS & MATHEMATICS WITH APPLICATIONS, 2017, 卷号: 74, 期号: 10, 页码: 2423-2437
作者:  Huang, Na;  Ma, Chang-Feng
浏览  |  Adobe PDF(577Kb)  |  收藏  |  浏览/下载：852/153  |  提交时间：2018/07/25
PDE-constrained optimization  Saddle point matrices  Preconditioner  Cholesky decomposition  Spectral bound  
Simultaneous identification of diffusion coefficient, spacewise dependent source and initial value for one-dimensional heat equation 期刊论文
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 2017, 卷号: 40, 期号: 10, 页码: 3552-3565
作者:  Zhao, Zhi-Xue;  Banda, Mapundi K.;  Guo, Bao-Zhu
浏览  |  Adobe PDF(475Kb)  |  收藏  |  浏览/下载：541/166  |  提交时间：2018/07/30
Inverse Problem  Matrix Pencil Method  Finite Difference Method  Truncated Singular Value Decomposition  Generalized Cross-validation  
Convex Euclidean distance embedding for collaborative position localization with NLOS mitigation 期刊论文
COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, 2017, 卷号: 66, 期号: 1, 页码: 187-218
作者:  Ding, Chao;  Qi, Hou-Duo
收藏  |  浏览/下载：145/0  |  提交时间：2018/07/30
Euclidean distance matrix  Collaborative localization  Non-line of sight (NLOS)  Augmented Lagrangian  Alternating direction method of multipliers (ADMM)  
A New Algorithm for Optimizing TV-Based PolSAR Despeckling Model 期刊论文
IEEE SIGNAL PROCESSING LETTERS, 2016, 卷号: 23, 期号: 10, 页码: 1409-1413
作者:  Nie, Xiangli;  Zhang, Bo;  Chen, Yunjin;  Qiao, Hong
收藏  |  浏览/下载：129/0  |  提交时间：2018/07/30
Nonconvex optimization  polarimetric synthetic aperture radar (PolSAR)  variational method