chap2_1

数字水印的入门代码，包括LSB DCT CDMA DWT,在原有收集上加了详细的注释，易于学习理解(Watermarking entry code, including LSB DCT CDMA DWT, add in the original collection of detailed notes, easy to learn to understand)

a usefull algorithm to smooth PERIODOGRAM of a selected signal.

canny算子的matlab源码，可以学习canny算子的详细实现过程(canny operator matlab source, canny operator can learn to realize the process of detailed)

gm(1,1)matlab 代码，适合各种预测，并对结果给出误差(gm(1,1))

This code implements the Harris Corner Detector.

说明：  本代码是由matlab实现蔡氏电路的混沌仿真，采用的是四阶龙格-库塔方法，比较简便。(This code is a matlab implementation of the chaotic Chua' s circuit simulation, using a fourth order Runge- Kutta method, more simple.)

constant control of zsi

永磁同步电机直接转矩控制的matlab/simlink仿真图(Permanent Magnet Synchronous Motor Direct Torque Control matlab/simlink simulation map)

This program is written to compute the attitude angles roll-pitch and yaw through Direction Cosine Matrix Error dynamics.

通信系统仿真,QPSK调制与解调,对于matlab初学者以及做通信仿真的人员有很好的参考价值(Communication System Simulation, QPSK modulation and demodulation, for beginners as well as matlab simulation communications personnel to do a very good reference value)