Structural Entropy: Monitoring Correlation-Based Networks Over Time With Application To Financial Markets
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DOI: 10.1038/s41598-019-47210-8
Abstract: The concept of “Structural Diversity” of a network refers to the level of dissimilarity between the various agents acting in the system, and it is typically interpreted as the number of connected components in the… read more here.
Keywords: networks time; correlation based; time; correlation ... See more keywords
Structural entropy and spatial decay of quasimodes in Vogel spirals
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DOI: 10.1103/physrevb.104.184204
Abstract: M. Prado, F. Sgrignuoli, Y. Chen, L. Dal Negro, 3, 4, ∗ and F. A. Pinheiro † Instituto de F́ısica, Universidade Federal do Rio de Janeiro, Rio de Janeiro-RJ, 21941-972, Brazil Department of Electrical and… read more here.
Keywords: boston university; decay quasimodes; quasimodes vogel; structural entropy ... See more keywords
A Structural Entropy Measurement Principle of Propositional Formulas in Conjunctive Normal Form
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DOI: 10.3390/e23030303
Abstract: The satisfiability (SAT) problem is a core problem in computer science. Existing studies have shown that most industrial SAT instances can be effectively solved by modern SAT solvers while random SAT instances cannot. It is… read more here.
Keywords: formula; entropy; propositional formulas; formulas conjunctive ... See more keywords
Application of Structural Entropy and Spatial Filling Factor in Colonoscopy Image Classification
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DOI: 10.3390/e23080936
Abstract: For finding colorectal polyps the standard method relies on the techniques and devices of colonoscopy and the medical expertise of the gastroenterologist. In case of images acquired through colonoscopes the automatic segmentation of the polyps… read more here.
Keywords: classification; entropy; filling factor; entropy spatial ... See more keywords