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SYRCODIS
2007
99views Database» more  SYRCODIS 2007»
15 years 4 months ago
Association Rules Discovery in Multivariate Time Series
A problem of association rules discovery in a multivariate time series is considered in this paper. A method for finding interpretable association rules between frequent qualitati...
Elena Lutsiv
CSDA
2007
102views more  CSDA 2007»
15 years 3 months ago
On the robust detection of edges in time series filtering
Abstract: Abrupt shifts in the level of a time series represent important information and should be preserved in statistical signal extraction. We investigate rules for detecting l...
Roland Fried
WICOMM
2008
109views more  WICOMM 2008»
15 years 2 months ago
SYNC-NET: distributed time synchronization in clustered sensor networks
Time synchronization is essential for several ad-hoc network protocols and applications, such as TDMA scheduling and data aggregation. In this paper, we propose a time synchronizat...
Ossama Younis, Sonia Fahmy
IPCO
2008
129views Optimization» more  IPCO 2008»
15 years 4 months ago
A Polynomial Time Approximation Scheme for the Square Packing Problem
Given a set Q of squares with positive pro ts, the square packing problem is to select and pack a subset of squares of maximum pro t into a rectangular bin R. We present a polynomi...
Klaus Jansen, Roberto Solis-Oba
ORL
2008
71views more  ORL 2008»
15 years 3 months ago
A note on polling models with renewal arrivals and nonzero switch-over times
We consider polling systems with general service times and switch-over times, gated service at all queues and with general renewal arrival processes. We derive closed-form express...
Robert D. van der Mei, Erik M. M. Winands