Sciweavers

477 search results - page 16 / 96
» Algorithms for dynamic geometric problems over data streams
Sort
View
APPROX
2004
Springer
108views Algorithms» more  APPROX 2004»
14 years 24 days ago
Estimating Frequency Moments of Data Streams Using Random Linear Combinations
The problem of estimating the kth frequency moment Fk for any nonnegative k, over a data stream by looking at the items exactly once as they arrive, was considered in a seminal pap...
Sumit Ganguly
VLDB
2006
ACM
190views Database» more  VLDB 2006»
14 years 7 months ago
Online summarization of dynamic time series data
Managing large-scale time series databases has attracted significant attention in the database community recently. Related fundamental problems such as dimensionality reduction, tr...
Ümit Y. Ogras, Hakan Ferhatosmanoglu
KDD
2009
ACM
217views Data Mining» more  KDD 2009»
14 years 8 months ago
Efficient anomaly monitoring over moving object trajectory streams
Lately there exist increasing demands for online abnormality monitoring over trajectory streams, which are obtained from moving object tracking devices. This problem is challengin...
Yingyi Bu, Lei Chen 0002, Ada Wai-Chee Fu, Dawei L...
ICMCS
2005
IEEE
183views Multimedia» more  ICMCS 2005»
14 years 1 months ago
Bandwidth Estimation and Robust Video Streaming Over 802.11E Wireless Lans
Streaming high quality audio/video (AV) from home media sources to TV sets over a wireless local area network (WLAN) is a challenging problem because of the fluctuating bandwidth...
Mehmet Umut Demircin, Peter van Beek
STOC
2007
ACM
142views Algorithms» more  STOC 2007»
14 years 7 months ago
Lower bounds for randomized read/write stream algorithms
Motivated by the capabilities of modern storage architectures, we consider the following generalization of the data stream model where the algorithm has sequential access to multi...
Paul Beame, T. S. Jayram, Atri Rudra