Problem DescriptionUnlike single maze, double maze requires a common sequence of commands to solve both mazes. See the figure below for a quick unders...
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其他好文 时间:
2014-08-30 01:14:48
阅读次数:
329
RGB 与 (RGB转 YCbCr再转为 RGB)的图像 不可逆,可以从 矩阵的逆运算看出来。 附上 matlab 代码:
clc,clear;
Source=imread('1.jpg');%读入原始RGB图像
figure(1);
subplot(1,2,1);
imshow(Source):title('original image');%显示图像
[r c d]=...
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其他好文 时间:
2014-08-28 19:51:25
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292
编译器为什么要替我们内存对齐?学了计算机组成原理,了解了内存的基本单元是一个字节,内存可以随机寻址,于是乎我天真的认为内存就是一个字节型的容器,基本单位是单个字节。Figure 1. 我眼中的内存空间布局悲剧的是,内存读写的真正访问者cpu不是这么想的。cpu是根据内存访问粒度(memory acc...
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其他好文 时间:
2014-08-28 18:04:25
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316
Setup the Eclipse + XAMPP + Wordpress debugging system in my Windows Vista system, it takes quite considerable effort to figure out the workable way to all of these, record down the procedure....
Description
The famous ACM (Advanced Computer Maker) Company has rented a floor of a building whose shape is in the following figure.
The floor has 200 rooms each on the north side and south side...
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其他好文 时间:
2014-08-20 16:36:12
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263
利用CSS实现导航栏菜单—下拉菜单。首先给出HTML下拉菜单布局格式: Stylin' with CSS - Figure 6.5 Drop-Down Menus Business ...
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其他好文 时间:
2014-08-18 15:44:52
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286
这一节不论是思想还是实现都比较容易。
主成分分析(PCA)就是模式识别里面说的K-L变换,思想是完全相同的。
详情可见我的博文:特征选择(三)-K-L变换
这里简单介绍几个概念。顺便贴出代码和效果图。
xRot = zeros(size(x));
xRot=u'*x;
figure(2);
scatter(xRot(1, :), xRot(2, :));
title('xRot');得到原...
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其他好文 时间:
2014-08-11 18:04:42
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309
DP?
Time Limit: 10000/3000 MS (Java/Others) Memory Limit: 128000/128000 K (Java/Others)
Total Submission(s): 1930 Accepted Submission(s): 640
Problem Description
Figure 1 shows t...
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其他好文 时间:
2014-08-11 18:01:32
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286
http://poj.org/problem?id=2007Time Limit:1000MSMemory Limit:30000KTotal Submissions:6701Accepted:3185DescriptionA closed polygon is a figure bounded b...
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其他好文 时间:
2014-08-08 17:23:56
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215
Description
A diamond puzzle is played on a tessellated hexagon like the one shown in Figure 1 below. And in this problem the faces produced by the tessellation are identified as they are numbered ...
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其他好文 时间:
2014-08-07 23:03:25
阅读次数:
348