spectra2d

this project about the Google ReCaptcha how it will work and all source code will be available in this code

OFDM系统无线信道，同步检测方法，希望研究同步检测工程师的参考(A Postfix Synchronization Method for OFDM)

GMSK的源码基于MATLAB的，可以出图，有一部分注释的(Based on MATLAB GMSK source, can be printed out, it is a part of the comment )

利用matlab软件对牛顿环的干涉条纹的仿真，里面有每个语句的含义，可以使用初学者。(Newton ring using matlab software simulation of the interference fringes)

在matlab里面实现三维图的分割、sin函数产生、极坐标画图、图形颜色变化等。适合matlab入门调试以及熟悉画图插件。(Matlab inside the segmentation of the three-dimensional map the sin function generates, polar coordinate drawing, graphic color change. Matlab entry, debugging and familiar drawing plug.)

《MATLAB/Simulink电力系统建模与仿真》是电力系统分析MATLAB/Simulink仿真全部资料，资料内容全(The MATLAB/Simulink, the modeling and simulation of power system is all power system analysis of MATLAB/Simulink simulation data, the data content)

说明：  计算单模光纤与LED 的直接耦合效率，设计光纤透镜参数(The direct coupling efficiency of single mode fiber and LED is calculated and the parameters of optical fiber lens are designed)

高动态信号载波跟踪过程中，高动态北斗卫星信号的产生(Generating a high dynamic Beidou satellite signals)

Kalman filter intuitive tutorial

说明：  提供多个基于小波的边缘检测源代码，实际中可作为工具箱函数直接调用(Provide several wavelet-based edge detection source code, the actual function can be called directly as a Kit)