157
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
Combating Web spam has become one of the top challenges for Web search engines. State-of-the-art spam detection techniques are usually designed for specific known types of Web spa...
179
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
This paper shares our experience in designing a web crawler that can download billions of pages using a single-server implementation and models its performance. We show that with ...
159
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
We consider the problem of ranking refinement, i.e., to improve the accuracy of an existing ranking function with a small set of labeled instances. We are, particularly, intereste...
184
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
This paper presents a general framework for building classifiers that deal with short and sparse text & Web segments by making the most of hidden topics discovered from larges...
149
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
Most current banner advertising is sold through negotiation thereby incurring large transaction costs and possibly suboptimal allocations. We propose a new automated system for se...
173
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
Hypothesis generation is a crucial initial step for making scientific discoveries. This paper addresses the problem of automatically discovering interesting hypotheses from the we...
171
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
Typical web sessions can be hijacked easily by a network eavesdropper in attacks that have come to be designated "sidejacking." The rise of ubiquitous wireless networks,...
159
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
This paper describes a series of user studies on how people use the Web via mobile devices. The data primarily comes from contextual inquiries with 47 participants between 2004 an...
179
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
The combined efforts of human volunteers have recently extracted numerous facts from Wikipedia, storing them as machine-harvestable object-attribute-value triples in Wikipedia inf...
183
Voted
WWW
2008
ACM
16 years 7 months ago
2008
ACM
Wikis have proven to be a valuable tool for collaboration and content generation on the web. Simple semantics and ease-of-use make wiki systems well suited for meeting many emergi...