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» On circularly symmetric functions
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ISBI
2007
IEEE
14 years 4 months ago
Postprocessing of Brain White Matter Fiber Orientation Distribution Functions
By acquiring high angular resolution diffusion weighted magnetic resonance images (HARDI), Q-Ball analysis can disclose the 3D organization of fibrous tissue such as the brain whi...
Steven Delputte, Hans Dierckx, Els Fieremans, Yves...
CORR
2012
Springer
195views Education» more  CORR 2012»
12 years 5 months ago
Ranking hubs and authorities using matrix functions
The notions of subgraph centrality and communicability, based on the exponential of the adjacency matrix of the underlying graph, have been effectively used in the analysis of und...
Michele Benzi, Ernesto Estrada, Christine Klymko
MJ
2008
51views more  MJ 2008»
13 years 10 months ago
Magneto-absorption of donor impurities in quantum-well wires
We show calculations for far-infrared absorption of shallow-donor impurities in quantum well wires in the presence of an external magnetic field. The wave functions and the eigenv...
J. D. Correa, Z. Barticevic, M. Pacheco
STOC
2005
ACM
122views Algorithms» more  STOC 2005»
14 years 10 months ago
The price of anarchy of finite congestion games
We consider the price of anarchy of pure Nash equilibria in congestion games with linear latency functions. For asymmetric games, the price of anarchy of maximum social cost is ( ...
George Christodoulou, Elias Koutsoupias
TIT
2010
87views Education» more  TIT 2010»
13 years 4 months ago
Silence-based communication
We consider a power-efficient communication model for wireless sensor networks where silence is used to convey information. We study the average-case and worstcase complexities of ...
Anand K. Dhulipala, Christina Fragouli, Alon Orlit...