提出了一种新型RIC预条件COCG迭代技术, 用于改善有限元法仿真分析光电工程问题所产生的高度非正定的线性系统的迭代求解。提出的R......

提出了一种新型预条件算法, 用于对有限元法离散Helmholtz方程所产生的大型稀疏复对称且高度不定的线性系统进行高效迭代求解。该......

Multigrid methods are widely used and well studied for linear solvers and precondi-tioners of Krylov subspace methods.Th......

Based on norm-minimization technique, a parallel sparse approximate inversepreconditioning method (PPAT method) is prese......

This paper introduces the preconditioned methods for Space-Time Adaptive Processing (STAP). Using the Block-Toeplitz-Toe......

A class of preconditioned iterative methods,i.e.,preconditioned generalized accelerated overrelaxation (GAOR) methods,is......