Kmeans

说明：  实现数字水印的添加,使用matlab编码，希望对大家能有所帮助(add watermark on picture)

指纹增强 matlab 稳定性 应用性(Applied to enhance the stability of the fingerprint matlab)

对三种不同数值的RCS和雷达峰值功率，SNR相对检测距离的曲线。(RCS and radar peak power for three different values ​ ​ of the the SNR relative detection distance curve.)

何子述《现代信号处理及其应用》第6章课后习题代码，基于奇异值分解的MVDR方法进行信号频率估计的仿真实验(He sub-described " modern signal processing and its applications" in Chapter 6 Homework code MVDR method based on singular value decomposition of the signal frequency estimation simulation)

ex5_1 I-型线性相位FIR滤波器 ex5_2 II-型线性相位FIR滤波器 ex5_3 III-型线性相位FIR滤波器 ex5_4 IV-型线性相位FIR滤波器 ex5_5 矩形窗频响 ex5_6 希尔伯特变换器设计－汉宁窗 ex5_7 低通滤波器设计－汉明窗 ex5_8 带通滤波器设计－布莱克曼窗 ex5_9 低通滤波器设计－凯塞窗 ex5_11 频率采样技术：低通，朴素法 ex5_12 频率采样技术：低通, 最优法T1 & T2 ex5_13 频率采样技术：带通, 最优法T1 & T2 ex5_14 频率采样技术：高通, 最优法T1 ex5_15 频率采样技术：差分器 ex5_16 频率采样技术： 希尔伯特变换器 ex5_17 利用Parks-McClella算法设计低通滤波器 ex5_18 用PM算法进行的带通滤波器设计 ex5_19 用PM算法进行的高通滤波器设计 ex5_20 用PM算法进行的阶梯滤波器设计 ex5_21 用PM算法进行的差分器设计 ex5_22 用PM算法进行的希尔伯特变换器设计(ex5_1 I-type linear phase FIR filter ex5_2 II-type linear phase FIR filter ex5_3 III-type linear phase FIR filter ex5_4 IV-type linear phase FIR filter rectangular window frequency response ex5_5 Hilbert ex5_6 converter design- Hanning window low-pass filter design ex5_7- Hamming window ex5_8 bandpass filter design- Blackman window ex5_9 low-pass filter design- Kaiser window ex5_11 sampling frequency: low-pass, a simple method ex5_12 sampling frequency: low-pass, optimal method T1 & T2 sampling frequency ex5_13: band-pass, optimal method T1 & T2 ex5_14 sampling frequency: high-pass, optimal method T1 sampling frequency ex5_15: differentiator sampling frequency ex5_16: Hilbert converter Parks-McClella use ex5_17 algorithm design low-pass filter PM algorithm ex5_18 with the band-pass filter design PM algorithm ex5_19 with the high-pass filter design PM algorithm used ex5_20 ladder filter design PM algorithm used ex5_21 differential design PM al)

拉格朗日内插法的matlab实现 改进后可用于多种用途(Matlab Lagrange interpolation method can be used to achieve the improved multi-purpose)

数字水印技术是近年来图像保护技术研究领域的一个热点, 本文提出了一种基于小波变换的图像数字 水印嵌入算法的Matlab 实现。实验结果表明, 该算法具有较好的视觉效果和透明性。(Digital watermarking technology in recent years is to protect technology research in the field of image a hot, this paper puts forward a method based on wavelet transform is the digital image Watermark imbedding algorithm Matlab. The experimental results show that the algorithm has good visual effects and transparency. )

safar shaghtala has generated this code for electromagnetic modelling.

声子晶体点线缺陷的程序，matlab编程仿真，2012以上版本(Phononic crystal point and line defects program, matlab programming simulation, version 2012.)

Extremely fast and lightweight WBXML parser, implementing only the subset of WBXML that EAS uses (as defined in the EAS specification).