Spectrogram-of-a-voice-data

说明：  一种无线传感器网络分簇算法的matlab仿真实验程序，用于查看各节点剩余能量及节电存活数目(A wireless sensor network clustering algorithm matlab simulation program for viewing and saving the residual energy of each node the number of surviving)

程序代码说明 P0301：数字图像矩阵数据的显示及其傅立叶变换 P0302：二维离散余弦变换的图像压缩 P0303：采用灰度变换的方法增强图像的对比度 P0304：直方图均匀化 P0305：模拟图像受高斯白噪声和椒盐噪声的影响 P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0308：图像的自适应魏纳滤波 P0309：运用5种不同的梯度增强法进行图像锐化 P0310：图像的高通滤波和掩模处理 P0311：利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理 P0312：利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理(Code Description P0301: digital image data display matrix and Fourier transform P0302: Two-dimensional discrete cosine transform image compression P0303: gray-scale transformation method using the contrast enhanced image P0304: Histogram of homogenization P0305: simulated images by Gaussian white noise and salt and pepper noise of P0306: two-dimensional median filter function medfilt2 on the image noise by filtering salt and pepper P0307: using MATLAB in the function filter2 noise on the image by mean filter P0308: Image Adaptive Weiner Filter P0309: the use of 5 different gradient enhanced image sharpening method P0310: the image of the high-pass filter and mask treatment P0311: Using Butterworth (Butterworth) low pass filter the image noise by smoothing P0312: Using Butterworth (Butterworth) high pass filter sharpening the image)

在matlab环境编译下的MINO非线性预编码技术，比较适合初学者使用 (In the non-linear pre-coding technology MINO matlab compiler environment under more suitable for beginners)

关于数值天气预报的计算地转风的相关matlab程序码(Turn to calculate the wind)

自适应均衡器RLS算法的MATLAB代码，初学通信信号处理的有用(RLS algorithm for adaptive equalizer MATLAB code, useful for beginners communications signal processing)

Single-Phase PWM Inverter This demonstration illustrates use of the IGBT/Diode block in voltage-sourced converters. It also demonstrates harmonic analysis of PWM waveforms using the Powergui/FFT tool.

可以实现CIEDE2000,CIEDE94,CIEDE1976,CMC,LAB值计算(compute CIEDE2000,CIEDE94,CIEDE1976,CMC,LAB)

基于copula函数求资产组合的风险VaR(Matlab copula VaR)

说明：  Simulation of Alamouti’s Scheme over Rayleigh fading channel. Assume perfect channel state information at the receiver. Plot BER performance (use gray mapping) and compare it to MRC with 2RX antennas. Compare the performance with MRC.

常规波束赋形代码，对于初学者具有一定的参考价值(Conventional beamforming code, has a certain reference value for beginners)