Results 71 to 80 of about 1,022,967 (317)

A matheuristic algorithm for the three dimensional loading capacitated vehicle routing problem (3L-CVRP)

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2016
This paper presents a hybrid algorithm for solving the Capacitated Vehicle Routing Problem with practical three-dimensional loading constraint. This problem is known as 3L-CVRP (Three-dimensional Loading Capacitated Vehicle Routing Problem).
Luis Miguel Escobar-Falcón   +4 more
doaj   +1 more source

A Dense Packing of Regular Tetrahedra

open access: yes, 2009
We construct a dense packing of regular tetrahedra, with packing density $D > >.7786157$.Comment: full color ...
A.C. Hurley   +11 more
core   +2 more sources

Sphere Packings, II [PDF]

open access: yesDiscrete & Computational Geometry, 1997
18 pages. Second of two older papers in the series on the proof of the Kepler conjecture. See math.MG/9811071.
openaire   +4 more sources

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Robot Packing With Known Items and Nondeterministic Arrival Order

open access: yesIEEE Transactions on Automation Science and Engineering, 2019
This article formulates two variants of packing problems in which the set of items is known, but the arrival order is unknown. The goal is to certify that the items can be packed in a given container and/or to optimize the size or cost of a container so ...
Fan Wang, Kris K. Hauser
semanticscholar   +1 more source

Multidimensional Cube Packing☆

open access: yesElectronic Notes in Discrete Mathematics, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kohayakawa, Yoshiharu   +3 more
openaire   +1 more source

Multiple ETS family transcription factors bind mutant p53 via distinct interaction regions

open access: yesFEBS Letters, EarlyView.
Mutant p53 gain‐of‐function is thought to be mediated by interaction with other transcription factors. We identify multiple ETS transcription factors that can bind mutant p53 and found that this interaction can be promoted by a PXXPP motif. ETS proteins that strongly bound mutant p53 were upregulated in ovarian cancer compared to ETS proteins that ...
Stephanie A. Metcalf   +6 more
wiley   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Alterações na qualidade de raízes de mandioca(Manihot esculenta Crantz) minimamente processadas Quality alterations in cassava roots (Manihot esculenta Crantz) minimally processed

open access: yesCiência e Agrotecnologia, 2005
A conservação pós-colheita das raízes de mandioca tem sido uma preocupação das indústrias e produtores, devido ao curto tempo de estocagem e a alta perecibilidade das raízes. Dois fenômenos são apontados como responsáveis pela deterioração das raízes, um
Andreia Alves   +3 more
doaj   +1 more source

Random packing of spheres in Menger sponge

open access: yes, 2013
Random packing of spheres inside fractal collectors of dimension 2 < d < 3 is studied numerically using Random Sequential Adsorption (RSA) algorithm. The paper focuses mainly on the measurement of random packing saturation limit.
Adamczyk Z.   +6 more
core   +1 more source

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