It begins with the introduction of the basic concept of wavelet theory, and then the Multiresolution Analysis based on biorthogonal wavelet bases is concluded.

• 本文从小波变换的基本理论和应用研究出发，首先总结归纳出了基于双正交小波的多分辨分析理论，可以说是对小波理论的丰富和发展。