780 search results - page 139 / 156 » Cost-Sharing Approximations for h |
166
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CIKM
2009
Springer
16 years 20 days ago
2009
Springer
No search engine is perfect. A typical type of imperfection is the preference misalignment between search engines and end users, e.g., from time to time, web users skip higherrank...
131
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COMPLEX
2009
Springer
16 years 20 days ago
2009
Springer
Financial fluctuations play a key role for financial markets studies. A new approach focusing on properties of return intervals can help to get better understanding of the fluct...
173
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IMC
2009
ACM
16 years 18 days ago
2009
ACM
Proximity measures quantify the closeness or similarity between nodes in a social network and form the basis of a range of applications in social sciences, business, information t...
124
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SIGIR
2009
ACM
16 years 18 days ago
2009
ACM
Query abandonment by search engine users is generally considered to be a negative signal. In this paper, we explore the concept of good abandonment. We define a good abandonment ...
139
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ICDM
2007
IEEE
16 years 12 days ago
2007
IEEE
Data mining algorithms use various Trie and bitmap-based representations to optimize the support (i.e., frequency) counting performance. In this paper, we compare the memory requi...