630 search results - page 106 / 126 » Hardness results for approximating the bandwidth |
SIGMETRICS
2008
ACM
14 years 9 months ago
2008
ACM
Several peer-to-peer systems for live streaming have been recently deployed (e.g. CoolStreaming, PPLive, SopCast). These all rely on distributed, epidemic-style dissemination mech...
CLEF
2009
Springer
14 years 7 months ago
2009
Springer
: This paper presents the results of a user study conducted in the framework of the Interactive Image Retrieval task at CLEF 2009. The main goal of our research is to understand th...
KDD
2009
ACM
15 years 10 months ago
2009
ACM
Influence maximization is the problem of finding a small subset of nodes (seed nodes) in a social network that could maximize the spread of influence. In this paper, we study the ...
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SIGMOD
2009
ACM
15 years 9 months ago
2009
ACM
Nearest neighbor (NN) search in high dimensional space is an important problem in many applications. Ideally, a practical solution (i) should be implementable in a relational data...
SIGIR
2009
ACM
15 years 4 months 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 ...