Design and Implementation of a Web News Extraction System
with the widespread use of Internet and the development of information technology, there is a tremendous amount of news information resource. The ability to quickly obtain useful resource from the huge news information is a crucial problem at present. Based on the analysis of the structure of the news portal page, this paper combines the technology of regular expressions and HTML-Parser, introduces a general method of news and information automatically extracted, and realizes an efficient general news information extraction system. The system can not only extract the headlines, time released, text content rightly, but also can extract the news information relevant or similar to the subject.
Information Extraction Regular Expressions Index Page Content Page
Hua-lin XIA Yang-sen ZHANG
Institute of Intelligence Information Processing Beijing information Science and Technology University Beijing 100192.China
国际会议
上海
英文
1843-1847
2011-07-26（万方平台首次上网日期，不代表论文的发表时间）