eg28-dingdanxuqiuyuce

matlab code that make an image with capability of rotataing, shifting, .. and compute 2-d DFT.

Addition and multiplication of signals may favour Quality improvement, such as noise reduction, image enhancement, and echo cancellation

说明：  每个汉字代表1个数字（1~9）。相同的汉字代表相同的数字，不同的汉字代表不同的数字。 (Each character is representative of a number (1 to 9). The same Chinese characters represent the same number, different characters represent different numbers.)

matlab程序的一些算法，需要的同学可以直接引用(Matlab procedures some algorithm, the needy students can directly apply)

reflect spectral by layer peeling

Turbo codes used for error detection and correction in communication system

利用matlab进行的人脸识别系统，方法很好很实用(Very good practical face recognition system using matlab)

利用有限差分法，通过matlab编程求解偏微分方程（扩散方程）有限差分法 源程序代码(Using the finite difference method, solve (diffusion equation) finite difference method by partial differential equations matlab program source code)

实现光伏分布式大楼中光伏功率计算，同时依据电跟随方式，可以实现燃气轮机变工况(The calculation of photovoltaic power in photovoltaic distributed building can be realized. At the same time, the off-design condition of gas turbine can be realized according to the electric following mode.)

it is a matlab code for producing qpsk waveforms