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USENIX
1994
13 years 9 months ago
1994
The Network Time Protocol (NTP) is widely used to synchronize computer clocks throughout the Internet. Existing NTP clients and servers form a very large distributed system, and y...
WSDM
2010
ACM
14 years 5 months ago
2010
ACM
Sponsored search is a multi-billion dollar business that generates most of the revenue for search engines. Predicting the probability that users click on ads is crucial to sponsor...
ATAL
2010
Springer
13 years 9 months ago
2010
Springer
This demo illustrates MAS-DisCoSim 4 PDP, a testbed environment for evaluating distributed multi-agent system solutions to pickup and delivery problems (PDPs). PDPs are well-studi...
MOBISYS
2008
ACM
14 years 7 months ago
2008
ACM
Increasingly, 802.11 devices are being used by mobile users. This results in very dynamic wireless channels that are difficult to use efficiently. Current rate selection algorithm...
ITICSE
2004
ACM
14 years 1 months ago
2004
ACM
This paper examines the effect of grading approaches for SQL query formulation on students’ learning strategies. The way that students are graded in a subject has a significant ...