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Image water marking using Stationary Wavelet Transform with 3-level decomposition. The problem with DWT is lack of shift-invarience and poor spatial resolution of the resultant image. These were reduced with SWT, at the cost of memory requirements

遗传算法的设计与实现 y=x.*sin(10*pi*x)+2 ( Genetic Algorithm Design and Implementation y=x.*sin(10*pi*x)+2 )

潮流计算程序，直角坐标系下的，能算ieee任意节点，附件中有节点的格式，只需将提供的标准节点转换为文件中的bus和connect即可(Flow calculation program, Cartesian coordinates, any node can count, annex formatted node, simply provide a standard node converts files and connect to bus)

如上图所示，定向耦合器由完全相同的直波导与弯曲波导构成，波 导芯为宽高比相同（均为 a） 的正方形， 其工作波长，波导材料 对 TE 模式的折射率，及圆弧形弯曲波导的半径 r 等参数如图所 示，若波长为 1550 nm， 归一化光功率为 1 的光波从直波导输 入，请选择适当的满足单模工作的波导宽度 a， 然后给出从圆形弯 曲波导输出的归一化光功率 P4与两波导边缘的间距 d(Directional coupler by the same straight and curved waveguides constituting the waveguide, waves Conducting core is the same aspect ratio (are a) square, its operating wavelength, the waveguide material The refractive index of the TE mode and the arc-shaped curved waveguide of radius r and other parameters as shown Shown, if the wavelength of 1550 nm, normalized optical power a light straight waveguide input In, the appropriate work to meet the single-mode waveguide width a, and then is given a circular bend Curved waveguide output normalized optical power P4 and two edges of the waveguide spacing d)

应用matlab/simulink 对汽车自动离合器进行控制仿真(applying the matlab/simulink to simulate the automated clutch of vehicle)

说明：  本程序用于实现求解并绘制正弦信号功率谱密度的功能(procedures used to achieve the solution and the mapping of sinusoidal signal power spectral density function)

matlab编写的模拟滤波器的设计，经运行完全正确！(matlab filter design simulation prepared by running completely correct!)

利用Simulink对变电站电压无功综合模糊控制的仿真,(Using Simulink integrated substation voltage and reactive power fuzzy control simulation,)

用matlab实现图像的灰度线性变换，图像二值化，负象变换，灰度非线性变换等。(Grayscale image using matlab linear transformation, binary image, negative image transformation, gray non-linear transformation.)

matlab code for zoomin and shrinking