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ICALP
2009
Springer
14 years 9 months ago
External Sampling
We initiate the study of sublinear-time algorithms in the external memory model [14]. In this model, the data is stored in blocks of a certain size B, and the algorithm is charged...
Alexandr Andoni, Piotr Indyk, Krzysztof Onak, Roni...
SIGMOD
2002
ACM
112views Database» more  SIGMOD 2002»
14 years 9 months ago
Minimal probing: supporting expensive predicates for top-k queries
This paper addresses the problem of evaluating ranked top-? queries with expensive predicates. As major DBMSs now all support expensive user-defined predicates for Boolean queries...
Kevin Chen-Chuan Chang, Seung-won Hwang
MOBIHOC
2001
ACM
14 years 8 months ago
Performance of a new Bluetooth scatternet formation protocol
A Bluetooth ad hoc network can be formed by interconnecting piconets into scatternets. The constraints and properties of Bluetooth scatternets present special challenges in formin...
Ching Law, Amar K. Mehta, Kai-Yeung Siu
ICDCS
2009
IEEE
14 years 6 months ago
On the Utility of Inference Mechanisms
A number of network path delay, loss, or bandwidth inference mechanisms have been proposed over the past decade. Concurrently, several network measurement services have been deplo...
Ethan Blanton, Sonia Fahmy, Greg N. Frederickson
ICDCS
2009
IEEE
14 years 6 months ago
Roadcast: A Popularity Aware Content Sharing Scheme in VANETs
Content sharing through vehicle-to-vehicle communication can help people find their interested content on the road. In VANETs, due to limited contact duration and unreliable wire...
Yang Zhang, Jing Zhao, Guohong Cao