FOUNDATION OF SOONGSIL UNIVERSITY INDUSTRY COOPERATION
发明人:
LEE Soo Won,NOH Joon Ho
申请号：
US201415307058
公开号：
US2017060997(A1)
申请日:
2014.07.29
申请国别(地区):
美国
年份:
2017
代理人:
摘要：
A method and a server for extracting a topic and evaluating suitability of the extracted topic are disclosed. The topic extraction server includes a text preprocessing unit configured to extract noun from a document group and remove stopword from the extracted noun, a keyword extraction unit configured to calculate a weight of a noun and extracting a keyword representing the document group, a seed selection unit configured to calculate a weight of the extracted keyword and select a seed, an initial clustering unit configured to generate one cluster including the selected seed and a keyword shown by several times in a sentence including the selected seed, and a cluster combination unit configured to extract a topic group.
