coreextract

五点差分法代码，可以自动运行的，可以试试(Five-point difference method code, can automatically run, you can try)

dct based visible watermarking algorithm

水印的提取算法和加入算法互为逆过程，即为分段---FFT变换---提取水印---水印信息升维处理(The watermark extraction algorithm and the reverse process of each other to join algorithm, namely transform section--- FFT------ watermarking watermark l-dimensional processing)

P型、PD型跟踪修改后的期望轨迹的核心matlab程序(Limit trajectory)

kalman滤波matlab程序，利用双点差分外推法取初值，并多次求平均值(kalman filter matlab procedures, the use of two-point difference extrapolation to take initial and repeated averaging)

改变AVI视频文件的分辨率，并自动生成改变大小后的avi文件(change the size of avi file, and automatically generate a avi file that have been resized.)

说明：  这是基于matlab的数字频分析谱仪。有多种滤波器(This is based on the number of frequency analysis matlab spectrometer. There are many filter)

2LINK MOTION DYNAMICS AND CONTROL MOTION

matlab实现的基于HMM模型的语音识别系统，很实用！(Matlab achieve the HMM-based speech recognition systems, a very practical!)

matlab rlc circuit simulation with matlab simulink