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genteic_algo
Genetic Algorithm in MATLAB
- 2010-11-24 06:53:21下载
- 积分:1
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hdrfaceprot
Face recognition system with database
- 2009-05-15 04:09:01下载
- 积分:1
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dct
在一个图像块中调整两个(或多个) DCT系数的相对大小。将描述一个使用数字图像作为载体的系统。在编码处理中,发送者将载体图像分成8×8的像素块,每一块只精确地编码一个秘密信息位。嵌入过程开始时,首先伪随机地选择一个图像块bi,用它对第i个消息比特进行编码。令Bi=D{bi}为DCT变换后的图像块。
在通信开始前,发送者和接收者必须对嵌入过程中使用的两个DCT系数的位置达成一致,让我们用(u1,v1)和(u2,v2)来表示这两个索引。这两个系数应该相应于余弦变换的中频,确保信息保存在信号的重要部位(从而使嵌入信息不容易因JPEG压缩而完全丢失
(abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwx)
- 2010-05-29 12:23:08下载
- 积分:1
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QUICKBIRD
一篇关于快鸟影像的大气校正文章。刊登于ELSEVIER。(Image based atmospheric correction of QuickBird imagery of Minnesota cropland)
- 2011-11-24 13:04:12下载
- 积分:1
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MK4
mannkendall 突变检验,双侧检验(mannkendall break test)
- 2015-03-15 21:14:49下载
- 积分:1
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matlab-file
该代码是RFID室内定位的VIRE算法,程序中包含待测点定位场景仿真以及各点的误差。(The code is RFID indoor positioning VIRE algorithm, contained in the program for spotting scene simulation, and the error of each point.
)
- 2020-11-11 12:39:45下载
- 积分:1
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main17
说明: 此代码为17年全国大学生数学建模竞赛A题程序(This code is a 17-year National College Students Mathematical Modeling Competition A program)
- 2019-06-25 11:13:26下载
- 积分:1
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matlab_6_x
说明: matlab 6.x的使用指南,较为详细的介绍了matlab 6.x的使用及编程(matlab 6.x use guide describes in detail the use and programming matlab 6.x)
- 2010-04-18 21:36:13下载
- 积分:1
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lms-rls-mlse
THis is transceiver system simulation to display ber vs SNR. TRansceiver is about BER comparison between LMS-RLS and MLSE receiver to invers the rayleigh fading channel. The content of system is modulation, pilot adder, awgn and rayleigh fading channel, pilot removal and channel estimation and equalization by 3 method (LMS-MLSE-RLS) and demodulation.
- 2011-05-11 20:14:14下载
- 积分:1
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updownsample
program to implement the sync interpolatiom
- 2011-06-28 01:32:07下载
- 积分:1