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J-Alice 的查询结果
Matlab 遗传算法GA
遗传算法（Genetic Algorithm）是一类借鉴生物界的进化规律（适者生存，优胜劣汰遗传机制）演化而来的随机化搜索方法。它是由美国的J.Holland教授1975年首先提出，其主要特点是直接对结构对象进行操作，不存在求导和函数连续性的限定；具有内在的隐并行性和更好的全局寻优能力；采用概率化的寻优方法，能自动获取和指 ...
仿真技术 matlab-均值滤波.中值滤波
I=imread('fig1.jpg');%从D盘名为myimages的文件夹中读取。格式为jpg的图像文件chost
J=imnoise(I,'salt & pepper',0.02);%给图像加入均值为0，方差为0.02的淑盐噪声
subplot(2,4,1);
imshow(I);
title('原始图像');
subplot(2,4,2);
imshow(J);
title('加入椒盐噪声之后的图像');
%h=ones(3,3)/ ...
教材/考试/认证 离散实验 一个包的传递 用warshall
 实验源代码
//Warshall.cpp&nbsp;#include<stdio.h>&nbsp;void&nbsp;warshall(int&nbsp;k,int&nbsp;n)&nbsp;{&nbsp;int&nbsp;i&nbsp;,&nbsp;j,&nbsp;t;&nbsp;int&nbsp;temp[20][20];&nbsp;for(int&nbsp;a=0;a<k;a++)&nbsp;{&nbsp;printf("请输入矩阵第%d&nbsp;行元素:",a);&nbsp;for(int&nbsp;b=0;b<n;b++)&nbsp;{& ...
嵌入式综合 红外遥控RGB
#include "STC90.h"
#include < intrins.h >
#define uchar unsigned char
#define uint unsigned int
#define led_port P1
sbit IR_RE = P3^2;
sbit led_r = P1^3;
sbit led_g = P1^4;
sbit led_b = P1^5;
sbit led_wd = P1^7;
sbit K1 =P3^0 ; //增加键
sbit K2 =P3^1 ; ...
源码 1602数字时钟
# include < reg52.h >
# include < 24C02.h>
# define uint unsigned int
# define uchar unsigned char
&nbsp;
sbit rs = P3^5; &nbsp;//定义lcd1602的rs端
sbit lcden = P3^4;//定义lcd1602的lcden端口
sbit s1 = P3^0;//定义功能键s1
sbit s2 = P3^1;//定义功能键s2
sbit s3 = P3^2;//定 ...
源码 计算声学响度
Computation of loudness (Zwicker model) according to ISO 532B / DIN 45631 norms.&nbsp;
This model is valid for steady sounds.
Code based on BASIC program published in the following article:
Program for calculating loudness according to DIN 45 631 (ISO 532B)",
E.Zwicker and H.Fastl, J.A.S.J (E) 12, 1 ...
源码 多项式计算代码
void DFS(MGraph G, int i)
{
&nbsp; &nbsp; int j;
&nbsp; &nbsp; visited[i] = TRUE;
&nbsp; &nbsp; printf("%c ", &nbsp; &nbsp;G.vexs[i]);
&nbsp; &nbsp; for (j=0; j<G.numVertexes; ++j)
&nbsp; &nbsp; {
&nbsp; &nbsp; &nbsp; &nbsp; if (G.arc[i][j]!=INFINITY &nbsp;&& &nbsp;!visited[j])
&nbsp; &nbsp; &nbsp; ...
源码 运动会源代码
#include&nbsp;<malloc.h>&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;
#include&nbsp;<stdio.h>&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;
#include&nbsp;<stdlib.h>&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;
#include&nbsp;<string.h>&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;
#define&nbsp;NULL&nbsp;0&nbsp;&nbsp; &nbsp;&nbsp ...
软件 学生成绩查询
#include "string.h"
#include "ctype.h"
#include "stdio.h"
search(char pd[])
{FILE *fp;
int time=0,i=0,j=0,add[80],k=0,m;
char *ch,
str[900];
m=strlen(pd);
if((fp=fopen("haha.txt","r"))==NULL)
{
printf("Cannot open this file\n");
exit(0);
}
for(;!feof(fp);i++)
{
str[i]=fgetc(fp);
if(to ...