fenji

一篇描述非线性滤波的经典文章，推荐给大家，文中有程序的介绍。(a description of the classical nonlinear filtering articles, recommended to you the text of the procedures introduced.)

这是一个阴历转阳历的matlab小程序 (This is a lunar calendar to the Gregorian calendar applet matlab)

用MATLAB实现动态聚类或迭代自组织数据分析，线性调频脉冲压缩的Matlab程序,进行波形数据分析,课程设计时编写的matlab程序代码，数值分析的EULER法，LDPC码的完整的编译码，用于特征降维，特征融合，相关分析等,采用加权网络中节点强度和权重都是幂率分布的模型。( Using MATLAB dynamic clustering or iterative self-organizing data analysis, LFM pulse compression of the Matlab program, Waveform data analysis, Course designed to prepare the matlab program code, EULER numerical analysis method, Complete codec LDPC code, For feature reduction, feature fusion, correlation analysis, Using weighted model nodes in the network strength and weight are power law distribution.)

实现水下舰艇噪声定位 主题是矢量阵近场聚焦(The principle of convention and MVDR near-field focusi ng beamforming technology based on vector hydrophone linear array are investigated in the thesis, simulation is carried on using MATLAB.)

电网模拟器，用来模拟电网的各种故障，用来检测并网逆变器的性能。(the gridsimulator use back to back PWM simulator realise the grid )

isodata image clustering matlab code

现需要在高度为600~700KM范围内，回归周期为30天的太阳同步轨道上布置一颗L波段的合成孔径雷达卫星。 1. 请设计合适的轨道参数，并仿真对应轨道下一个运行周期内星下点轨迹图（纬度和经度两个图）； 2. 计算多普勒中心频率，多普勒调频率与纬度的关系图（设姿态角为0°，天线视角20°~60°，推荐35°）； 3. 按高斯投影方式，将星下点轨迹图投影到地图坐标上。(Now requires a height of 600 ~ 700KM range, return period of 30 days are arranged on a sun-synchronous orbit L-band Synthetic Aperture Radar satellites. 1 Please design the appropriate orbital parameters and simulate the corresponding orbit within the next operating cycle nadir trajectories (latitude and longitude two graphs) 2. Calculate the Doppler center frequency, Doppler frequency and the relationship between latitude Figure (set attitude angle is 0, the antenna angle of 20 to 60, recommended 35) 3 Press Gauss projection, the nadir trajectories projected onto the map coordinates.)

衍射的matlab程序实现，通过对单缝，多缝，矩孔等形状的仿真。实现的光线的仿真，验证的理论的正确性！(Matlab program realization of diffraction through a single slit, multiple joints, holes and other shapes of the simulated moments. Realize the simulation of light to verify the correctness of the theory!)

小波奇异性检测代码,利用小波多分辨率的特性将突变信号进行多尺度分解，然后通过分解后的信号来确定突变信号的变位置.(This is a study on the Matlab wavelet)

波导色散,条形波导色散曲线及宽高比取值范围界定，运行程序得到色散曲线及其有效折射率曲线(Waveguide dispersion, bar-waveguide dispersion curve and aspect ratio range, run the program to get the dispersion curve and its effective refractive index curve)