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PERCOM
2011
ACM
14 years 5 months ago
Tracking vehicular speed variations by warping mobile phone signal strengths
—In this paper, we consider the problem of tracking fine-grained speeds variations of vehicles using signal strength traces from GSM enabled phones. Existing speed estimation te...
Gayathri Chandrasekaran, Tam Vu, Alexander Varshav...
VLDB
2007
ACM
124views Database» more  VLDB 2007»
15 years 8 months ago
Ad-hoc Top-k Query Answering for Data Streams
A top-k query retrieves the k highest scoring tuples from a data set with respect to a scoring function defined on the attributes of a tuple. The efficient evaluation of top-k q...
Gautam Das, Dimitrios Gunopulos, Nick Koudas, Niko...
312
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Lab
1058views
15 years 11 months ago
UP Electrical and Electronics Engineering Institute
The Institute's mission is to produce excellent, innovative and nationalistic engineers and to advance the field of electrical and electronics engineering. The undergr...
INFOCOM
1999
IEEE
15 years 6 months ago
An Effective and Efficient Traffic Smoothing Scheme for Delivery of Online VBR Media Streams
Traffic smoothing for delivery of online VBR media streams is one of the most important problems in designing multimedia systems. Given available client buffer and a window-slidin...
Ray-I Chang, Meng Chang Chen, Jan-Ming Ho, Ming-Ta...
CLUSTER
2007
IEEE
15 years 6 months ago
Identifying energy-efficient concurrency levels using machine learning
Abstract-- Multicore microprocessors have been largely motivated by the diminishing returns in performance and the increased power consumption of single-threaded ILP microprocessor...
Matthew Curtis-Maury, Karan Singh, Sally A. McKee,...