Knowledge fusion framework based on Web page texts

被引:4
作者
Hu, Sikang [1 ]
Cao, Yuanda [2 ]
机构
[1] Beijing Inst Technol, Sch Comp Sci & Technol, Beijing 100081, Peoples R China
[2] Beijing Inst Technol, Sch Software, Beijing 100081, Peoples R China
来源
FRONTIERS OF COMPUTER SCIENCE IN CHINA | 2009年 / 3卷 / 04期
关键词
fusion framework; fusion rules; Web text formal semanteme; knowledge acquisition;
D O I
10.1007/s11704-009-0035-1
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
With the proliferation of Web page texts, it is important to fuse these texts to useful documents that users need. However, there is still no complete and unified theoretical model for studying the research issues including redundancy, localization, and fuzziness existing in the process of fusing Web page texts. This paper proposes a fusion framework called Web Pages Knowledge Fusion Framework (WPKFF) to synthesize the knowledge of Web page texts. First, sentences in Web page texts are extracted and transformed into triple semantic net as knowledge representation. Then a semantic description of attribute fusion rules, description information fusion rules and attribute-value and description information fusion rules are defined in WPKFF. These rules are used to fuse the attributes of same domain concepts in triple semantic net. The features of attributes include description (string) and value data (number). The results of the experiments indicate that the fusion framework is a feasible model in terms of precision and recall.
引用
收藏
页码:457 / 464
页数:8
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