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离散余弦变换，用于matlab环境。使用C语言实现的源代码。(Discrete cosine transform, for the matlab environment. Using the C language source code.)

关于直接序列扩频通信的，介绍了其原理，给出了SIMULINK仿真模型，并对各个模块作了详细的描述。(On direct sequence spread spectrum communications, introduced its principle, given SIMULINK simulation model, and each module in detail description.)

基于matlab开发环境，求曲线的峰峰值，以及峰峰值所对应的时刻。(Based on the development environment of matlab, get fengfeng value for the curve, and the moment corresponding to the fengfeng value. moment. )

对TM灰度图像进行基于梯度幅度的分水岭变换分割，并标记分割区域边界，Matlab源代码，直接拷贝至Matlab中运行。(right TM images based on gray gradient range of watershed transform segmentation, segmentation and mark the region's borders, Matlab source code, a direct copy of Matlab to run.)

用于计算图像纹理特征的灰度共现矩阵。可计算水平，竖直，45，135度方向的共现矩阵。(Used to calculate the image texture gray co-occurrence matrix. Calculate the horizontal, vertical, 45,135 degrees direction co-occurrence matrices.)

该软件包包括半监督算法S4VM，对无标签数据不产生衰退现象，或安全半监督算法的MATLAB代码。(The package includes the MATLAB code of the semi-supervised algorithm S4VM, which towards making unlabeled data never hurt, or safe semi-supervised algorithm.)

说明：  一种OFDM的系统实现，这是一个较新的实现方法。请各位高手指点！(an OFDM System, which is a relatively new method. Please master guiding you!)

this support file can be used in matlab by copying it to the current working directory. using this u can access commands like zvect etc.

M2M4算法仿真。频谱感知中，对接收信号进行背景噪声方差估计(M2M4 algorithm. estimate the floor noise variance)

matlab s function e book