three_ratio_method

dsb code for understanding it in matlab

说明：  使用步频信号生成距离像，包含变量频率步数，频率差，散射体数量，距离元，散射体移动速度，来生成散射体的距离像。(Step-frequency signal generated using the range image that contains the variable frequency step, frequency difference, the number of scattering from the element, scattering body speed, to generate the scattering of Range.)

Debye级数展开模型计算双层球形粒子散射角——散射光强曲线： 1. RB1.m 计算第一类Ricatti-Bessel函数的函数 2．RB2.m 计算第二类Ricatti-Bessel函数的函数 3. Alegendr.m 计算角函数 和 的函数 4. MieCoeff.m 计算米尔系数的函数 5. Amp.m 计算散射光复振幅的函数 6. DebyeIntensity.m Debye级数展开模型画包覆粒子散射角-光强图 (Debye series expansion model double spherical particle scattering angle- scattering intensity curve: 1. RB1.m calculated first class Ricatti-Bessel function of the function 2. RB2.m calculate the second category Ricatti-Bessel function of the function 3. Alegendr.m computing angle functions and function 4. MieCoeff.m Mill coefficient calculation function 5. Amp.m calculate the scattering amplitude recovery function 6. DebyeIntensity.m Debye series expansion model painted coated particle scattering angle- light intensity diagram)

对图像进行端点检测，并将两者图像显示，进行比较，检测图像的峰值位置(The image endpoint detection, and the two images show a peak position comparing the detected image)

无迹卡尔曼滤波用于车辆中跟踪定位，匀速直线运动(Trackless Kalman Filter for Tracking and Locating in Vehicles and Uniform Linear Motion)

基于Simulink的FIR数字滤波器的设计与实现(Simulink-based FIR digital filter design and implementation)

说明：  Matlab simulink model for polyphase filter bank

BPSK调制解调直接序列扩频系统源代码(白噪声及瑞利衰落误码率比较)(BPSK receiver simulation using Spread Spectrum Techniques )

这是一个contourlet工具箱，用来对contourlet变换进行了解和应用(Contourlet toolbox: a MATLAB toolbox for computing the contourlet transform and its applications. The contourlet transform is described in: The contourlet transform: an efficient directional multiresolution image representation, Minh N. Do and Martin Vetterli, IEEE Transactions on Image Processing, December 2005)

这个是matlab pso 工具箱 下载，包含了pso工具箱的所有工具。(This is a toolbox download matlab pso, pso kit contains all the tools: hiddenutils, nnet, testfunctions, Chinese documents containing installation instructions)