摘要
为解决在线考试系统中建立海量数据库的问题,采用基于模板法的Web信息抽取方法,提取相似网页中的正文内容。并根据包含英文试卷的网页特点,制定正文抽取规则,最终可获得完整的英语试卷及其答案。实验结果表明,该方法具有较高的准确率和提取速度。
In order to solve the problems of building massive database in on-line examination system, a novel method to extract English examination papers from similar web pages based on template was proposed in this paper. The extraction rules were formulated according to the features of web pages including English examination papers. At last, full papers and answers could be obtained. Experiments indicate that the accuracy and extraction speed reach a high level.
出处
《计算机与数字工程》
2009年第4期50-52,共3页
Computer & Digital Engineering
关键词
WEB
信息抽取
DOM抽取规则
模板
Web, information extraction, dom, extraction rules, template
