zhengqihuanxiang

巴特沃斯數字低通濾波器。採樣率8000HZ，fp=2100hz,fs=2500hz,Rp=3db,Rs=25db.(butterworth LPF)

说明：  为Matlab的日历显示加上农历信息。 (There is a command named "calendar" in MATLAB for get calendar infomation. This code improve the calendar information with the lunar.)

程序是OFDM系统整个发送接收过程，其中包含QPSK调制解调，快速傅里叶正逆变换，还有信道估计等过程。(The procedure is the OFDM transmitting and receiving process of the system, which includes QPSK modulation and demodulation, and inverse fast Fourier transform, and the channel estimation process.)

用C/C++编程求解了一个有限元算例二维传热问题,可以作为有限元学习的编程实例，以更好地理解有限元理论，并为进一步使用大型有限元软件打下基础。(With C/C++ Programming to solve a finite element numerical example of two-dimensional heat transfer problems, finite element can be used as examples to learn programming in order to better understand the finite element theory, and for the further use of large-scale finite element software to lay basis.)

复杂网络中的小世界网络的生成程序（small-world network program）(Complex network generation program of small-world networks (small-world network program))

雷达系统中的坐标转换，包括笛卡尔坐标以及大地坐标，非常有用(Radar coordinate system transformations, including Cartesian coordinates and geodetic coordinates, very useful)

NOMA系统计算用户中断概率和系统吞吐量。(The outage probability and system throughput of NOMA system.)

说明：  这是一个关于图像轮廓提取的matlab源码程序！！我认为还不错哦！！请大家试试看啊！！谢谢大家的大力的支持与大理的关注(This is the outline of an image on the extraction procedure Matlab source! ! I think it is good oh! ! Please try ah! ! Thank you for the strong support and Dali attention! !)

Single Input Multiple Outputs 16-QAM Simulation implemantation in matlab , and its final output .

运用丹麦法对实验数据进行抗差估计，适用于含粗差的数据(Danish Act on the use of experimental data robust estimation for data with outliers)