Trade_Classification

基于MATLAB环境的音频水印白噪声攻击试验源程序(MATLAB-based environment audio watermarking attacks white noise test source)

说明：  非负矩阵分解nmf，通过迭代w和h，收敛后输出最终w和h。(Non-negative matrix decomposition nmf, through iteration W and h, the final W and H are output after convergence.)

说明：  提供迭代算法的matlab实现以及c的实现(iteration )

最优阵列处理中的波束形成算法（包括均匀加权线阵、阵列调向、线性孔径、阵列性能度量的程序）(optimun array processing)

说明：  有详细的二次规划源代码，可以用于控制器参数寻优(Detailed quadratic programming source code, can be used for controller parameters optimization)

图像的颜色特征提取，通过选择合适的阈值，将对象从复杂背景中提取出来(Image color feature extraction, by selecting the appropriate threshold, the object is extracted from complex background)

信号的DOA分析方法，有ESPRIT和传统的Capon两种算法在里面，在matlab 7.0平台上运行通过(Signal DOA analysis methods, ESPRIT and traditional Capon has two algorithms on the inside, in matlab 7.0 platform to run through)

利用全局控制最小二乘法（FCLS）可以对遥感影像进行丰度反演(Least squares method using the global control (FCLS) remote sensing images can abundance inversion)

通过此程序仿真数字基带传输系统的基带信号波形。(Simulation of this process through the digital base-band transmission systems, base-band signal waveforms.)

说明：  matlab 低通滤波(low pass filter matlab)