代码搜索：协方差矩阵
找到约 10,000 项符合「协方差矩阵」的源代码
代码结果 10,000
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c 矩阵转换.c
void trans(int *p,int n)
{
int i,j,temp;
int *pi,*pj;
for(i=0;i
www.eeworm.com/read/136101/13872414
c 矩阵操作.c
用C写的，做成DLL使用很方便。
double * MatrixOpp(double A[],int m,int n) /*矩阵求逆*/
{
int i,j,x,y,k;
double *SP=NULL,*AB=NULL,*B=NULL,X,*C;
SP=(double *)malloc(m*n*sizeof(double));
www.eeworm.com/read/151133/5685884
c 逆矩阵.c
#define N 5 /*[注]：修改6为你所要的矩阵阶数*/
#include "stdio.h"
#include "conio.h"
/*js()函数用于计算行列式,通过递归算法实现*/
int js(s,n)
int s[][N],n;
{int z,j,k,r,total=0;
int b[N][N];/*b[N][N]用于存放，在矩阵s[
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c 乘法矩阵.c
#include
void main()
{
int i,j;
int big[8][8];
for (i = 0;i < 8;i++) /*循环嵌套*/
for (j = 0;j < 8;j++)
big[i][j] = i * j; /* 乘法表 */
big[2][6] = 748;
www.eeworm.com/read/151133/5685993
c 矩阵转换.c
void trans(int *p,int n)
{
int i,j,temp;
int *pi,*pj;
for(i=0;i
www.eeworm.com/read/491806/6426317
cpp 矩阵相乘.cpp
#include
#include
#include
int matchain(int *r,int n)
{
int C[10][10];
int i,d,k,j,temp;
for (i=0;i
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doc 矩阵相乘.doc
www.eeworm.com/read/488558/6489605
txt 导纳矩阵.txt
导纳矩阵对角元:
1 9.34796+-30.7354j
2 7.29258+-24.0101j
3 10.268+-36.0929j
4 30.3983+-132.798j
5 36.2253+-197.273j
6 14.0086+-63.4954j
7 17.123+-73.4728j
8 4.2907+-90.0402j
9 5.07873+-62.24
www.eeworm.com/read/488558/6489608
txt 导纳矩阵.txt
导纳矩阵对角元:
1 6.02503+-19.4471j
2 9.52132+-30.2721j
3 3.12099+-9.82238j
4 10.513+-38.6542j
5 9.56802+-35.5336j
6 6.57992+-17.3407j
7 0+-19.549j
8 0+-5.67698j
9 5.32606+-24.0925j
10 5.
www.eeworm.com/read/488558/6489611
txt 导纳矩阵.txt
导纳矩阵对角元:
1 14.7682+-56.718j
2 13.4047+-43.2011j
3 16.5925+-52.6285j
4 12.3855+-41.6992j
5 8.94503+-18.9361j
6 10.7672+-33.9442j
7 4.49242+-39.4501j
8 7.47035+-38.1044j
9 10.7445+-53.