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dm_dct_fenkuai
在DCT域,利用8*8分块DM方法,嵌入隐藏信息。可设置量化步长、选择各种经典的攻击方式和控制攻击强弱。返回误码率和峰值信噪比。利用Matlab编写。(In the DCT domain, the use of 8* 8 block DM methods, embedding hidden information. Quantization step size can be set to choose a variety of classic attacks and control the strength of the attack. Return to the bit error rate and peak signal to noise ratio. Prepared using Matlab.)
- 2007-10-26 15:26:39下载
- 积分:1
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FastICA_23
独立成分分析算法,定点独立成分分析。可以用于图像特征提取(fastica algorithm)
- 2009-04-03 11:25:36下载
- 积分:1
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psk
现代通信越来越依靠全数字处理技术, 通信系统中的全数字调制解调意味着发射机
及接收机将全部采用数字信号处理(DSP) 算法, 从而整个通信系统就可以用DSP 芯片或超
大规模集成电路(VL S I) 器件来实现。对全数字BPSK 调制解调系统采用计算机仿真的方法
进行研究能清楚地了解通信系统中所运用的数字信号处理技术, 包括信息源、发送和接收
滤波器、内插器以及判决器等全部采用数字信号处理算法来实现。文章给出了BPSK 调制
解调系统各个模块的算法和结构, 运用MA TLAB 软件进行了仿真, 得出了各个部分的时域
和频域波形图, 系统仿真的设计方法对Q PSK、16QAM 等全数字调制解调系统的硬件实现
具有实际的指导意义。()
- 2008-05-08 09:39:12下载
- 积分:1
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Global-Optimization-Toolbox
Matlab官方的全局最优化工具箱,包括模拟退火等常用方法的介绍(The official global optimization Matlab toolbox, including simulated annealing and other commonly used methods described)
- 2011-02-11 01:07:50下载
- 积分:1
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composite
simple tool to calculate laminate stresses/strains
- 2010-03-14 05:20:20下载
- 积分:1
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DC_machineppt_PWM
说明: 采用双闭环控制pwm的直流电机,输入为直流电压,反馈环节采用速度环和电流环(The DC motor adopts double closed-loop control PWM, the input is DC voltage, and the feedback link adopts speed loop and current loop)
- 2021-01-18 22:01:28下载
- 积分:1
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MATLAB
MATLAB 下的数字信号处理实现示例
附录一 信号、系统和系统响应
1、理想采样信号序列
(1)首先产生信号 x(n),0<=n<=50 (MATLAB under the realization of digital signal processing examples in Appendix 1 signal, systems and systems to respond to one, the ideal sampling signal sequence (1) First of all, have a signal x (n), 0 )
- 2008-02-14 18:03:58下载
- 积分:1
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K-means
基于K-eans聚类算法的图像分割方法,对学习理解K-eans聚类能提供很大的帮助。(Image segmentation method based on K-eans clustering algorithm,which provides a great help in learning to understand the K-eans cluster.
)
- 2013-05-26 20:54:25下载
- 积分:1
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Keyur-Paper
about various methods of image denoising and its description.
- 2014-11-09 02:48:56下载
- 积分:1
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Queuing_Theory
Queuing_Theory排队论方面的电子文档,是学习用matlab编写排队论方面的仿真程序很好的参考材料。(Queuing_Theory queuing theory in the electronic document, is to learn using matlab simulation program in queuing theory, a good reference material.)
- 2011-10-13 21:29:16下载
- 积分:1