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CORR
2011
Springer
358views Education» more  CORR 2011»
13 years 5 months ago
Time-Varying Graphs and Social Network Analysis: Temporal Indicators and Metrics
Abstract. Most instruments - formalisms, concepts, and metrics for social networks analysis fail to capture their dynamics. Typical systems exhibit different scales of dynamics, ra...
Nicola Santoro, Walter Quattrociocchi, Paola Flocc...
COCOA
2010
Springer
13 years 5 months ago
Termination of Multipartite Graph Series Arising from Complex Network Modelling
An intense activity is nowadays devoted to the definition of models capturing the properties of complex networks. Among the most promising approaches, it has been proposed to model...
Matthieu Latapy, Thi Ha Duong Phan, Christophe Cre...
JACM
2011
98views more  JACM 2011»
13 years 5 months ago
Randomized algorithms for estimating the trace of an implicit symmetric positive semi-definite matrix
We analyze the convergence of randomized trace estimators. Starting at 1989, several algorithms have been proposed for estimating the trace of a matrix by 1 M M i=1 zT i Azi, where...
Haim Avron, Sivan Toledo
TIT
2011
127views more  TIT 2011»
13 years 5 months ago
Semiunitary Precoding for Spatially Correlated MIMO Channels
— The focus of this paper is on spatial precoding in correlated multi-antenna channels where the number of datastreams is adapted independent of the number of transmit antennas. ...
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. ...
TMI
2011
147views more  TMI 2011»
13 years 5 months ago
Labeling of Lumbar Discs Using Both Pixel- and Object-Level Features With a Two-Level Probabilistic Model
Abstract—Backbone anatomical structure detection and labeling is a necessary step for various analysis tasks of the vertebral column. Appearance, shape and geometry measurements ...
Raja' S. Alomari, Jason J. Corso, Vipin Chaudhary
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