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本算法结合小波变换和SVD奇异值变换，实现了水印的嵌入和提取，载体图像的鲁棒性和水印的不可见性，提取出的水印图像的和原水印图像基本一致，抗攻击性强。(The algorithm combines wavelet transform and SVD singular value transformation, achieved watermark embedding and extraction, vector image watermark robustness and invisibility, the extracted watermark image and the original watermark image are basically the same, anti-attack and strong.)

球体磁梯度张量计算，根据文献中方法编写，可以快速计算各分量(Magnetic gradient tensor of sphere)

光伏并网系统中的双逆变器拓扑结构及其控制策略研究(dual-inverter topology and control strategy for Grid-connected PV application )

关于调制解调的matlab代码和simulink的实例(On the modem code and simulink of matlab examples)

trellis generation is used for viterbi decoding of convolutional coding

适用于测量中的简单水准网平差，不包含三角网(Simple leveling network adjustment applicable to the measurement, triangulation does not contain)

MATLAB基础教程，讲解了MATLAB基本运算和基本函数，以及基本绘图命令。(it is a MATLAB basic tutorial,including the basic arithmetic and functions, what s more, the basic drawing command.)

窗函数法滤波器设计程序 对学习数字信号处理很有用(Filter window function method to study the design process of digital signal processing useful)

matlab做的单相全桥半波整流模型，移相范围为0~180度(matlab to do a single-phase full-bridge half-wave rectifier model, phase ranges 0 to 180 degrees)

深度学习工具箱的matlab程序，包括NN,CNN,CAE,SAE,DBN等多种深度学习算法。 (It s a deep learning toolbox of matlab, including NN, CNN, CAE, SAE, DBN and other deep learning algorithms.)