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CCR
2010
184views more  CCR 2010»
13 years 8 months ago
Characterising temporal distance and reachability in mobile and online social networks
The analysis of social and technological networks has attracted a lot of attention as social networking applications and mobile sensing devices have given us a wealth of real data...
John Tang, Mirco Musolesi, Cecilia Mascolo, Vito L...
SMI
2010
IEEE
228views Image Analysis» more  SMI 2010»
13 years 7 months ago
Hierarchical Spline Approximation of the Signed Distance Function
We present a method to compute the medial axis of a smooth curve or surface by using PHT-spline (polynomial splines over hierarchical T-meshes) hierarchical approximation. In part...
Xinghua Song, Bert Jüttler, Adrien Poteaux
TIT
2010
90views Education» more  TIT 2010»
13 years 3 months ago
Group codes outperform binary-coset codes on nonbinary symmetric memoryless channels
Typical minimum distances and error exponents are analyzed on the 8-PSK Gaussian channel for two capacityachieving code ensembles with different algebraic structure. It is proved t...
Giacomo Como
CEC
2005
IEEE
14 years 2 months ago
Geometric landscape of homologous crossover for syntactic trees
The relationship between search space, distances and genetic operators for syntactic trees is little understood. Geometric crossover and geometric mutation are representation-indep...
Alberto Moraglio, Riccardo Poli
ICPR
2006
IEEE
14 years 9 months ago
Isomap Based on the Image Euclidean Distance
Scientists find that the human perception is based on the similarity on the manifold of data set. Isometric feature mapping (Isomap) is one of the representative techniques of man...
Jie Chen, Ruiping Wang, Shiguang Shan, Wen Gao, Xi...