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TMC
2011
145views more  TMC 2011»
13 years 3 months ago
MAC Layer Throughput Estimation in Impulse-Radio UWB Networks
—The inherent channel characteristics of impulse-based UWB networks affect the MAC layer performance significantly. Most previous studies on evaluating MAC protocols are based o...
Ioannis Broustis, Aggelos Vlavianos, Prashant Kris...
EJASP
2010
92views more  EJASP 2010»
13 years 3 months ago
Optimized Paraunitary Filter Banks for Time-Frequency Channel Diagonalization
We adopt the concept of channel diagonalization to time-frequency signal expansions obtained by DFT filter banks. As a generalization of the frequency domain channel representatio...
Ziyang Ju, Thomas Hunziker, Dirk Dahlhaus
QUESTA
2010
93views more  QUESTA 2010»
13 years 3 months ago
Towards an Erlang formula for multiclass networks
Consider a multiclass stochastic network with state dependent service rates and arrival rates describing bandwidth-sharing mechanisms as well as admission control and/or load bala...
Matthieu Jonckheere, Jean Mairesse
TON
2010
127views more  TON 2010»
13 years 3 months ago
Queue Dynamics With Window Flow Control
This paper develops a new model that describes the queueing process of a communication network when data sources use window flow control. The model takes into account the burstines...
Ao Tang, Lachlan L. H. Andrew, Krister Jacobsson, ...
AWIC
2011
Springer
13 years 11 days ago
Enabling Product Comparisons on Unstructured Information Using Ontology Matching
Information extraction approaches are heavily used to gather product information on the Web, especially focusing on technical product specifications. If requesting different sour...
Maximilian Walther, Niels Jäckel, Daniel Schu...