651 search results - page 124 / 131 » Selectivity estimation in spatial networks |
IEEEARES
2008
IEEE
14 years 3 months ago
2008
IEEE
— Providing anonymity for end-users on the Internet is a very challenging and difficult task. There are currently only a few systems that are of practical relevance for the prov...
ISORC
2007
IEEE
14 years 2 months ago
2007
IEEE
Many emerging applications operate on continuous unbounded data streams and need real-time data services. Providing deadline guarantees for queries over dynamic data streams is a ...
WIMOB
2007
IEEE
14 years 2 months ago
2007
IEEE
In this paper, ranging process in IEEE 802.16e OFDMA systems is analyzed and performance is evaluated. Ranging process provides initial network entry, uplink synchronization, and ...
ICMCS
2006
IEEE
14 years 2 months ago
2006
IEEE
We address the problem of delay-constrained streaming of multimedia packets over dynamic bandwidth channels. Efficient streaming solutions generally rely on the knowledge of the ...
SIGIR
2004
ACM
14 years 2 months ago
2004
ACM
: We consider the problem of collaborative Web search and query routing strategies in a peer-to-peer (P2P) environment. In our architecture every peer has a full-fledged search en...