3251 search results - page 321 / 651 » Challenges in Web Information Retrieval |
152
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CIKM
2005
Springer
15 years 10 months ago
2005
Springer
Subject-specific search facilities on health sites are usually built using manual inclusion and exclusion rules. These can be expensive to maintain and often provide incomplete c...
126
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WWW
2008
ACM
16 years 5 months ago
2008
ACM
This paper proposes a method of crawling Web servers connected to the Internet without imposing a high processing load. We are using the crawler for a field survey of the digital ...
140
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DIS
2007
Springer
15 years 11 months ago
2007
Springer
We propose an unsupervised method for detecting spam documents from Web page data, based on equivalence relations on strings. We propose 3 measures for quantifying the alienness (...
145
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ITNG
2006
IEEE
15 years 10 months ago
2006
IEEE
With the vast amount of potential relevant documents on the Web, a key question for a retrieval system is how to achieve a high accuracy retrieval under current Web setting. The w...
129
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ICAPR
2005
Springer
15 years 10 months ago
2005
Springer
The number of vertical search engines and portals has rapidly increased over the last years, making the importance of a topic-driven (focused) crawler evident. In this paper, we de...