channelization

Multirate filter design and simulation using MATLAB.

此代码主要是实现了图像的各种边缘检测与分割，是用matlab编写的，和大家一起分享(This code is mainly to achieve a variety of image edge detection and segmentation is prepared to use matlab, and the community together to share)

说明：  光纤LP51模式,光纤模式计算，纤芯模式，有效折射率(Fiber LP51 mode, fiber mode calculation, fiber core mode, effective refractive index)

in this program I have simulated GSRP method for reducing dimension of iris data.

采用matlab中s函数实现电力电子中的svpwm波形，以方便在simulink中调用，很值得一看(Using matlab s function in the realization of power electronics in svpwm wave, this document details the process of preparing the s function, it is worth a visit)

说明：  先进PID控制Matlab仿真(刘金琨编)第4版-仿真程序 全书分17章，包括基本的PID控制、PID控制器的整定、时滞系统PID控制、基于微分器的PID控制、基于观测器的PID控制、自抗扰控制器及其PID控制、PD鲁棒自适应控制、专家PID控制和模糊PD控制、神经网络PID控制、基于差分进化的PID控制、伺服系统PID控制、迭代学PID控制、挠性及奇异摄动系统的PD控制、机械PID控制，以及其他控制方法的设计。每种方法都给出了算法推导、实例分析和相应的MATLAB仿真设计程序。(Advanced PID Control matlab simulation (edited by Liu Jinqi) - 4th Edition - simulation program The book is divided into 17 chapters, including basic PID control, tuning of PID controller, PID control of time-delay system, PID control based on differentiator, PID control based on observer, ADRC and its PID control, PD robust adaptive control, expert PID control and fuzzy PD control, neural network PID control, PID control based on differential evolution, PID control of servo system and iterative PID control. The design of PD control, mechanical PID control and other control methods for flexible and singular perturbation systems. Each method gives the algorithm derivation, case analysis and corresponding MATLAB simulation design program.)

该源代码应用于对传感器接收到的原始时域信号进行c扫描成像，应用于无损检测领域。(The source code is applied to the sensor receives the original time-domain signal c-scan imaging, used in non-destructive testing in the field.)

根据对真空蒸发镀膜的分析，在40×40的范围内分别蒸 发：1000、5000、10000、20000、30000个粒子。  利用2维数组记录每个点的粒子数。  初始粒的横纵坐标为0～40的均匀分布。  能量为（15，3）的正态分布。  在基体表面自由行走时损失1的能量。  若该点有粒子，即与其他粒子相遇时损失3的能量。  由低处向高处扩散，每扩散一层，损失4的能量，由高处 向低处扩散，损失3的能量。  当粒子的能量小于等于0时停留下来，该点的粒子数加1。  临界核的尺寸为10个粒子。  根据每个点粒子个数的不同，以不同的灰度显示这些点。 点越亮，则表示该点的膜越厚。  以图形方式显示粒子初始能量的正态分布情况(Based on the analysis of the vacuum evaporation coating, respectively, in the range of from 4040 evaporated: 1000,5000,10000,20000,30000 particles.  each point using 2-dimensional array to record the number of particles. The  initial grains transverse and longitudinal coordinates of a uniform distribution of 0 to 40. The  energy as a normal distribution (15,3).  1 energy losses in the substrate surface to walk.  point particles that 3 energy loss in the encounter with the other particles.  by the lower diffusion tops every diffusion layer, a loss of 4 energy diffusion from high to low, the energy loss of 3.  When the energy of the particles is less than or equal to 0:00 stay down, add 1 to the number of particles that point.  critical nucleus size of 10 particles.  these points, depending on the number of particles of each point is displayed in a different shade. Point, the brighter, the thicker the point of the fi)

米波雷达低仰角DOA估计及阵列通道误差校正 (VHF radar and an array of low-elevation DOA estimation error correction channel)

使用matlab书籍，简单易学，对初学者来说是很不错的一本书(a book for matlab user. It is simple to understand and easy to get into using it.)