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» Patterns in Complex Systems Modeling
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WWW
2011
ACM
15 years 1 months ago
Differences in the mechanics of information diffusion across topics: idioms, political hashtags, and complex contagion on twitte
There is a widespread intuitive sense that different kinds of information spread differently on-line, but it has been difficult to evaluate this question quantitatively since it ...
Daniel M. Romero, Brendan Meeder, Jon M. Kleinberg
WORDS
2003
IEEE
15 years 12 months ago
Extending UML towards a Useful OO-Language for Modeling Dependability Features
The paper presents an UML profile which defines a language for specifying, visualizing, analysing and documenting dependability mechanisms. It helps to cope with the complexity of...
M. Dal Cin
SIGMOD
2008
ACM
136views Database» more  SIGMOD 2008»
16 years 6 months ago
Mining relationships among interval-based events for classification
Existing temporal pattern mining assumes that events do not have any duration. However, events in many real world applications have durations, and the relationships among these ev...
Dhaval Patel, Wynne Hsu, Mong-Li Lee
TMI
2008
140views more  TMI 2008»
15 years 6 months ago
Hamilton-Jacobi Skeleton on Cortical Surfaces
Abstract-- In this paper, we propose a new method to construct graphical representations of cortical folding patterns by computing skeletons on triangulated cortical surfaces. In o...
Yonggang Shi, Paul M. Thompson, Ivo D. Dinov, Arth...
ISCAS
2007
IEEE
92views Hardware» more  ISCAS 2007»
16 years 28 days ago
Macroblock-Level Adaptive Scan Scheme for Discrete Cosine Transform Coefficients
—Discrete Cosine Transform (DCT) has been widely used in image/video coding systems, where zigzag scan is usually employed for DCT coefficient organization. However, due to local...
Li Zhang, Wen Gao, Qiang Wang, Debin Zhao