中文说明：在matlab R2009b调试通过，数据包传送源码程序，基于小波变换的数字水印算法matlab代码，可以提取一幅图中想要的目标，采用的是脉冲对消法，对球谐函数图形进行仿真。
English Description：
Debugging in MATLAB r2009b, packet transmission source program, based on the wavelet transform digital watermarking algorithm matlab code, a picture of a graph to target can be extracted and used is pulse cancellation method of spherical harmonic function graphic simulation.