Results 31 to 40 of about 501,232 (307)

Accent Stabilizes 1:2 Sensorimotor Synchronization of Rhythmic Knee Flexion-Extension Movement in Upright Stance

open access: yesFrontiers in Psychology, 2019
Numerous studies have shown the importance of metrical structure on beat perception and sensorimotor synchronization (SMS), which indicates why metrical structure has evolved as a widespread musical element.
Takahide Etani   +5 more
doaj   +1 more source

SUBDIVISION OF GENERA [PDF]

open access: yesThe Canadian Entomologist, 1890
I was pleased to see Mr. Cockerell's article on this subject in the September number of the Canadian Entomologist, and hope we may hear from others on the question. It seems to me that a genus should, as far as possible, represent a natural division of a group of plants or animals so distinct from other groups that the species forming the genus are ...
openaire   +2 more sources

Polyhedral computational geometry for averaging metric phylogenetic trees [PDF]

open access: yes, 2014
This paper investigates the computational geometry relevant to calculations of the Frechet mean and variance for probability distributions on the phylogenetic tree space of Billera, Holmes and Vogtmann, using the theory of probability measures on spaces ...
Miller, Ezra   +2 more
core   +3 more sources

The normalized Laplacian spectrum of subdivisions of a graph [PDF]

open access: yes, 2016
Determining and analyzing the spectra of graphs is an important and exciting research topic in mathematics science and theoretical computer science. The eigenvalues of the normalized Laplacian of a graph provide information on its structural properties ...
Comellas Padró, Francesc de Paula   +2 more
core   +1 more source

Multiple-Function Systems Based on Regular Subdivision

open access: yesFractal and Fractional, 2022
Self-similar fractals can be generated using subdivision and the subdivision curves/surfaces are actually attractors. Such a connection has been studied between fractals and an extended family of subdivision including stationary and non-stationary ...
Baoxing Zhang   +2 more
doaj   +1 more source

Generalized Debye Sources Based EFIE Solver on Subdivision Surfaces [PDF]

open access: yes, 2017
The electric field integral equation is a well known workhorse for obtaining fields scattered by a perfect electric conducting (PEC) object. As a result, the nuances and challenges of solving this equation have been examined for a while.
Fu, Xin   +3 more
core   +3 more sources

Finding an induced subdivision of a digraph [PDF]

open access: yesElectronic Notes in Discrete Mathematics, 2011
We consider the following problem for oriented graphs and digraphs: Given an oriented graph (digraph) $G$, does it contain an induced subdivision of a prescribed digraph $D$? The complexity of this problem depends on $D$ and on whether $G$ must be an oriented graph or is allowed to contain 2-cycles.
Bang-Jensen, Jørgen   +2 more
openaire   +9 more sources

On Barycentric Subdivision [PDF]

open access: yesCombinatorics, Probability and Computing, 2010
Consider the barycentric subdivision which cuts a given triangle along its medians to produce six new triangles. Uniformly choosing one of them and iterating this procedure gives rise to a Markov chain. We show that, almost surely, the triangles forming this chain become flatter and flatter in the sense that their isoperimetric values go to infinity ...
Persi Diaconis, Laurent Miclo
openaire   +2 more sources

Computational topology for approximations of knots

open access: yesApplied General Topology, 2014
The preservation of ambient isotopic equivalence under piecewise linear (PL) approximation for smooth knots are prominent in molecular modeling and simulation.
Ji Li, T. J. Peters, K. E. Jordan
doaj   +1 more source

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