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MOBISYS
2007
ACM
14 years 4 months ago
2007
ACM
In this work, we investigate the use of directional antennas and beam steering techniques to improve performance of 802.11 links in the context of communication between a moving v...
CCS
2007
ACM
13 years 11 months ago
2007
ACM
Spam filters often use the reputation of an IP address (or IP address range) to classify email senders. This approach worked well when most spam originated from senders with fix...
IMC
2006
ACM
13 years 11 months ago
2006
ACM
In recent years, more than 200 viruses have been reported to use a peer-to-peer (P2P) file-sharing network as a propagation vector. Disguised as files that are frequently exchan...
SIGUCCS
2006
ACM
13 years 11 months ago
2006
ACM
In this paper we present the results of an experiment made with our e-librarian service ”MatES”, an e-Learning tool on fractions in mathematics. MatES allows students to enter...
DSD
2002
IEEE
13 years 10 months ago
2002
IEEE
Continuing VLSI technology scaling raises several deep submicron (DSM) problems like relatively slow interconnect, power dissipation and distribution, and signal integrity. Those ...