该文章是一篇博士论文，主要做了对小波变换的应用研究和程序实现，具有很强的理论性。-The article is a doctoral thesis, mainly on the wavelet transform to do the applied research and program implementation, and highly theoretical.

一本写的很好的博士论文，介绍小波变换的，很好。-A well-written dissertation, introduced wavelet transform, very good.