代码搜索：Definite
找到约 349 项符合「Definite」的源代码
代码结果 349
www.eeworm.com/read/147096/12583859
m dcovar.m
function [p,q] = dcovar(a,b,c,d,w)
%DCOVAR Covariance response of discrete system to white noise.
% [P,Q] = DCOVAR(A,B,C,D,W) computes the covariance response of the
% discrete state-space system
www.eeworm.com/read/204456/15339284
m pd_check.m
function posdef = pd_check(a)
%PD_CHECK Check if the matrix is positive (semi-) definite
%
% POSDEF = PD_CHECK(A)
%
% Check for a symmetric matrix A if it is positive definite.
% POSDEF = 1 if A i
www.eeworm.com/read/101557/15826466
m dcovar.m
function [p,q] = dcovar(a,b,c,d,w)
%DCOVAR Covariance response of discrete system to white noise.
% [P,Q] = DCOVAR(A,B,C,D,W) computes the covariance response of the
% discrete state-space system
www.eeworm.com/read/390194/8477827
txt 06-42.txt
例6- 42 求矩阵的Chollesky分解。
解：在命令窗口中输入如下命令，并按Enter键确认。
>> A=[4 -1 -1;-1 4.25 2.75;1 2.75 3.5]
A =
4.0000 -1.0000 -1.0000
-1.0000 4.2500 2.7500
1.0000 2.7500 3.5000
>> R=
www.eeworm.com/read/189283/8480530
m chenmh_pdgen.m
function A = Chenmh_PDgen(N,mul)
% By Chen minhua, 2005/06/24.
% Positive definite matrix generation.
T = randn(N,N);
[U,S0,V0] = svd(T);
S = mul*rand(N,1);
A = U*diag(S)*U';
www.eeworm.com/read/417350/10993316
txt 06-42.txt
例6- 42 求矩阵的Chollesky分解。
解：在命令窗口中输入如下命令，并按Enter键确认。
>> A=[4 -1 -1;-1 4.25 2.75;1 2.75 3.5]
A =
4.0000 -1.0000 -1.0000
-1.0000 4.2500 2.7500
1.0000 2.7500 3.5000
>> R=
www.eeworm.com/read/304826/13786044
txt 06-42.txt
例6- 42 求矩阵的Chollesky分解。
解：在命令窗口中输入如下命令，并按Enter键确认。
>> A=[4 -1 -1;-1 4.25 2.75;1 2.75 3.5]
A =
4.0000 -1.0000 -1.0000
-1.0000 4.2500 2.7500
1.0000 2.7500 3.5000
>> R=
www.eeworm.com/read/480529/6665710
txt 06-42.txt
例6- 42 求矩阵的Chollesky分解。
解：在命令窗口中输入如下命令，并按Enter键确认。
>> A=[4 -1 -1;-1 4.25 2.75;1 2.75 3.5]
A =
4.0000 -1.0000 -1.0000
-1.0000 4.2500 2.7500
1.0000 2.7500 3.5000
>> R=
www.eeworm.com/read/156874/11757851
txt 06-42.txt
例6- 42 求矩阵的Chollesky分解。
解：在命令窗口中输入如下命令，并按Enter键确认。
>> A=[4 -1 -1;-1 4.25 2.75;1 2.75 3.5]
A =
4.0000 -1.0000 -1.0000
-1.0000 4.2500 2.7500
1.0000 2.7500 3.5000
>> R=
www.eeworm.com/read/216389/15015333
txt 06-42.txt
例6- 42 求矩阵的Chollesky分解。
解：在命令窗口中输入如下命令，并按Enter键确认。
>> A=[4 -1 -1;-1 4.25 2.75;1 2.75 3.5]
A =
4.0000 -1.0000 -1.0000
-1.0000 4.2500 2.7500
1.0000 2.7500 3.5000
>> R=