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IPM
2008
100views more  IPM 2008»
15 years 6 months ago
Query-level loss functions for information retrieval
Many machine learning technologies such as support vector machines, boosting, and neural networks have been applied to the ranking problem in information retrieval. However, since...
Tao Qin, Xu-Dong Zhang, Ming-Feng Tsai, De-Sheng W...
ICDE
2000
IEEE
99views Database» more  ICDE 2000»
16 years 8 months ago
XWRAP: An XML-Enabled Wrapper Construction System for Web Information Sources
This paper describes the methodology and the software development of XWRAP, an XML-enabled wrapper construction system for semi-automatic generation of wrapper programs. By XML-ena...
Ling Liu, Calton Pu, Wei Han
WWW
2009
ACM
16 years 7 months ago
A class-feature-centroid classifier for text categorization
Automated text categorization is an important technique for many web applications, such as document indexing, document filtering, and cataloging web resources. Many different appr...
Hu Guan, Jingyu Zhou, Minyi Guo
WWW
2008
ACM
16 years 7 months ago
Mining, indexing, and searching for textual chemical molecule information on the web
Current search engines do not support user searches for chemical entities (chemical names and formulae) beyond simple keyword searches. Usually a chemical molecule can be represen...
Bingjun Sun, Prasenjit Mitra, C. Lee Giles
WWW
2006
ACM
16 years 7 months ago
A comparison of implicit and explicit links for web page classification
It is well known that Web-page classification can be enhanced by using hyperlinks that provide linkages between Web pages. However, in the Web space, hyperlinks are usually sparse...
Dou Shen, Jian-Tao Sun, Qiang Yang, Zheng Chen