NUCLEAR ENERGY-RELATED KEYWORD EXTRACTION SYSTEM AND METHOD THEREOF

摘要

Provided is keyword extraction method, comprising: a step of extracting a text from at least one classification system of database; a step of selecting a first keyword group using a weight on the text; a step of determining a second keyword group based on the classified relation using the first keyword group; and a step of storing the second keyword group in the database. Accordingly, the present invention enable an examiner to effectively extract the keyword for classifying the system of a target document inputted for new examination.;COPYRIGHT KIPO 2017