An automation pattern generation method for patent topic keyword extraction
Ye Na · 2010
The patent topic keyword is the word which describes the title of an invention or an utility model.The extraction of patent topic keyword is first step of a patent technical solution extraction.The patent topic keyword is one of the slot filler which could be an efficient evidence to fill the result templates.This paper applies information extraction technology to extract the patent topic keyword form Chinese patent Abstract texts,using unsupervised method to build information extraction patterns based on deeply analysis method of patent Abstract texts,titles and the other characteristic of patent information.The experimental results show that the method has better performance.