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JUCS
2006
98views more  JUCS 2006»
15 years 4 months ago
Modern Technologies in Client-Server Architecture for Geo-based Interactive Web Portals
: The internet is an unlimited growing and most comfortable information and communication base. In this context, web portals on the internet play an important role created for comb...
Pawel Gocek, Michael Hartmann, Heinz Schleusener
ICDE
2010
IEEE
198views Database» more  ICDE 2010»
16 years 4 months ago
Q-Cop: Avoiding Bad Query Mixes to Minimize Client Timeouts Under Heavy Loads
In three-tiered web applications, some form of admission control is required to ensure that throughput and response times are not significantly harmed during periods of heavy load....
Sean Tozer, Tim Brecht, Ashraf Aboulnaga
VTC
2008
IEEE
185views Communications» more  VTC 2008»
15 years 11 months ago
Opportunistic Spectrum Access for Energy-Constrained Cognitive Radios
This paper considers a scenario in which a secondary user makes opportunistic use of a channel allocated to some primary network. The primary network operates in a time-slotted ma...
Anh Tuan Hoang, Ying-Chang Liang, David Tung Chong...
SODA
2010
ACM
133views Algorithms» more  SODA 2010»
16 years 1 months ago
Testing additive integrality gaps
We consider the problem of testing whether the maximum additive integrality gap of a family of integer programs in standard form is bounded by a given constant. This can be viewed...
Friedrich Eisenbrand, Nicolai Hähnle, Dömötör ...
ISCAS
2007
IEEE
202views Hardware» more  ISCAS 2007»
15 years 10 months ago
A VLSI Architecture for a Fast Computation of the 2-D Discrete Wavelet Transform
In this paper, an efficient VLSI architecture for a fast computation of the 2-D discrete wavelet transform (DWT) is proposed. The architecture employing a three-stage cascade in p...
Chengjun Zhang, Chunyan Wang, M. Omair Ahmad