Results 1 to 10 of about 17,391 (302)

A circle packing algorithm [PDF]

open access: yesComputational Geometry: Theory and Applications, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kenneth Stephenson
exaly   +4 more sources

Stress-field driven conformal lattice design using circle packing algorithm [PDF]

open access: yesHeliyon, 2023
Reliable extreme lightweight is the pursuit in many high-end manufacturing areas. Aided by additive manufacturing (AM), lattice material has become a promising candidate for lightweight optimization.
Fuyuan Liu   +4 more
doaj   +2 more sources

Layered circle packings [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
Given a bounded sequence of integers {d0,d1,d2,…}, 6≤dn≤M, there is an associated abstract triangulation created by building up layers of vertices so that vertices on the nth layer have degree dn.
David Dennis, G. Brock Williams
doaj   +2 more sources

Apollonian Packing of Circles within Ellipses [PDF]

open access: yesAlgorithms, 2023
The purpose of a circle packing procedure is to fill up a predefined, geometrical, closed contour with a maximum finite number of circles. The subject has received considerable attention in pure and applied sciences and has proved to be highly effective ...
Carlo Santini   +2 more
doaj   +2 more sources

A unified time series classification framework via adaptive Gaussian image representation [PDF]

open access: yesScientific Reports
Real-world time series classification (TSC) is frequently hindered by significant data heterogeneity, characterized by complex multivariate dependencies and variable sequence lengths.
Xinyue Ren   +3 more
doaj   +2 more sources

A linearized circle packing algorithm

open access: yesComputational Geometry: Theory and Applications, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kenneth Stephenson
exaly   +3 more sources

The Apollonian Packing of Circles [PDF]

open access: yesProceedings of the National Academy of Sciences, 1943
Not ...
Kasner, Edward, Supnick, Fred
openaire   +3 more sources

Convex Maximization Formulation of General Sphere Packing Problem

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2020
We consider a general sphere packing problem which is to pack nonoverlapping spheres (balls) with the maximum volume into a convex set. This problem has important applications in science and technology.
R. Enkhbat
doaj   +1 more source

Hybrid Rockets as Post-Boost Stages and Kick Motors

open access: yesAerospace, 2021
Hybrid rockets are attractive as post-boost stages and kick motors due to their inherent safety and low cost, but it is not clear from previous research which oxidizer is most suitable for maximizing ΔV within a fixed envelope size, or what impact O/F ...
Landon Kamps   +2 more
doaj   +1 more source

Negative (and positive) circles in signed graphs: A problem collection

open access: yesAKCE International Journal of Graphs and Combinatorics, 2018
A signed graph is a graph whose edges are labeled positive or negative. The sign of a circle (cycle, circuit) is the product of the signs of its edges. Most of the essential properties of a signed graph depend on the signs of its circles. Here I describe
Thomas Zaslavsky
doaj   +2 more sources

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