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172
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SIGECOM
2009
ACM
16 years 27 days ago
2009
ACM
Restricting the preferences of the agents by assuming that their utility functions linearly depend on a payment allows for the positive results of the Vickrey auction and the Vick...
168
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SIGIR
2009
ACM
16 years 27 days ago
2009
ACM
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
161
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SIGIR
2009
ACM
16 years 27 days ago
2009
ACM
We proposed and implemented a novel clustering algorithm called LAIR2, which has constant running time average for on-the-fly Scatter/Gather browsing [4]. Our experiments showed ...
206
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SIGIR
2009
ACM
16 years 27 days ago
2009
ACM
Indexing and retrieval of speech content in various forms such as broadcast news, customer care data and on-line media has gained a lot of interest for a wide range of application...
169
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SOUPS
2009
ACM
16 years 27 days ago
2009
ACM
Online social network sites, such as MySpace, Facebook and others have grown rapidly, with hundreds of millions of active users. A new feature on many sites is social applications...