The best way to find the innovation of the paper is to read the relevant research literature and analyze the existing problems and limitations.

Understand related fields: First of all, you need to have a clear understanding of related fields, and make sure that you have understood relevant algorithms, technologies and theories.

Read relevant literature: read the existing research literature, trying to understand the existing algorithms and methods, as well as their advantages and disadvantages.

Analysis of problems and limitations: analyze the existing algorithms and methods in detail, trying to find their problems and limitations, so as to find out where they can be improved.

Thinking about innovation: On the basis of analyzing the existing problems and limitations, think about new innovations, which can be new algorithms, technologies and methods. Which makes the algorithm more effective and efficient.

Finally, your innovation is proved to be effective through experiments and verification.