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/405615/11460265
m rand_psd.m
function M = rand_psd(d, d2, k)
% Create a random positive definite matrix of size d by d by k (k defaults to 1)
% M = rand_psd(d, d2, k) default: d2 = d, k = 1
if nargin
www.eeworm.com/read/261198/11659630
m logdet.m
function y = logdet(A)
% log(det(A)) where A is positive-definite.
% This is faster and more stable than using log(det(A)).
% From Tom Minka's lightspeed toolbox
U = chol(A);
y = 2*sum(log(d
www.eeworm.com/read/261198/11659771
m rand_psd.m
function M = rand_psd(d, d2, k)
% Create a random positive definite matrix of size d by d by k (k defaults to 1)
% M = rand_psd(d, d2, k) default: d2 = d, k = 1
if nargin
www.eeworm.com/read/162614/5524765
a c460012.a
-- C460012.A
--
-- Grant of Unlimited Rights
--
-- The Ada Conformity Assessment Authority (ACAA) holds unlimited
-- rights in the software and documentation contai
www.eeworm.com/read/147186/12578927
m logdet.m
function y = logdet(A)
% log(det(A)) where A is positive-definite.
% This is faster and more stable than using log(det(A)).
% From Tom Minka's lightspeed toolbox
U = chol(A);
y = 2*sum(log(d
www.eeworm.com/read/147186/12579086
m rand_psd.m
function M = rand_psd(d, d2, k)
% Create a random positive definite matrix of size d by d by k (k defaults to 1)
% M = rand_psd(d, d2, k) default: d2 = d, k = 1
if nargin
www.eeworm.com/read/202577/15378218
m rand_psd.m
function M = rand_psd(d, d2, k)
% Create a random positive definite matrix of size d by d by k (k defaults to 1)
% M = rand_psd(d, d2, k) default: d2 = d, k = 1
if nargin
www.eeworm.com/read/449504/7502571
m isposdef.m
function ans = isposdef(a)
% PURPOSE: test a matrix for Positive definiteness, using cholesky
% ----------------------------------------------------------------
% USAGE: ans = isposdef(x)
% where:
www.eeworm.com/read/137518/13317501
h blxy54.h
#define A 6378245
#define E2 0.00669342162297
#define RO 57.295779513082
static double a,e2,e22,a2,b2,c0,c1,c2,c3,c4;
void definite_ellipsolid_parameter();
v
www.eeworm.com/read/487127/6515511
m sqrt_posdef.m
function R = sqrt_posdef(P, type)
%function R = sqrt_posdef(P, type)
%
% INPUTS:
% P - symmetric positive definite matrix
% type - type of square-root operation to perform
% 1. svd (d