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ICASSP
2011
IEEE
13 years 1 months ago
Interference cancellation for OFDM systems with hierarchical modulation over non-linear satellite channels
This paper presents an efficient technique to eliminate the inter-layer interference (ILI) inherent in hierarchical modulation (HM) schemes operating over nonlinear satellite cha...
Emad Q. Al-Dalakta, Charalampos C. Tsimenidis, Bay...
EDBT
2012
ACM
271views Database» more  EDBT 2012»
12 years 14 days ago
Towards a decentralised hierarchical architecture for smart grids
We present a hierarchical distributed communication and control architecture for Smart Grids. The proposed topology consists of multiple layers to allow for robust and flexible d...
Daniel Rech, Andreas Harth
SEMWEB
2009
Springer
14 years 4 months ago
Scalable Distributed Reasoning Using MapReduce
We address the problem of scalable distributed reasoning, proposing a technique for materialising the closure of an RDF graph based on MapReduce. We have implemented our approach o...
Jacopo Urbani, Spyros Kotoulas, Eyal Oren, Frank v...
ESWS
2006
Springer
14 years 1 months ago
An Iterative Algorithm for Ontology Mapping Capable of Using Training Data
We present a new iterative algorithm for ontology mapping where we combine standard string distance metrics with a structural similarity measure that is based on a vector represent...
Andreas Heß
COMPGEOM
2008
ACM
13 years 12 months ago
Reeb spaces of piecewise linear mappings
Generalizing the concept of a Reeb graph, the Reeb space of a multivariate continuous mapping identifies points of the domain that belong to a common component of the preimage of ...
Herbert Edelsbrunner, John Harer, Amit K. Patel