Results 31 to 40 of about 1,121,576 (286)

Algorithm for Determining the Strong Fuzzy Grade of a Hypergroup

open access: yesAlgorithms
In this paper, we present an algorithm for determining the strong fuzzy grade of a hypergroup, considering a particular class of hypergroups associated with genetics. A study is carried out depending on the cardinality of the initial hypergroup. The last
Yuming Feng, Violeta Leoreanu-Fotea
doaj   +1 more source

Multi-Step Processing of Spatial Joins [PDF]

open access: yes
Spatial joins are one of the most important operations for combining spatial objects of several relations. In this paper, spatial join processing is studied in detail for extended spatial objects in twodimensional data space.
Bernhard Seeger   +11 more
core   +1 more source

Algebraic Hyperstructures and Fuzzy Logic in the Treatment of Uncertainty

open access: yesScience & Philosophy, 2016
This study presents some fundamental aspects of recent theories  on algebraic Hyperstructures, an important tool for an interdisciplinary vision of Geometry and Algebra.
Antonio Maturo, Annamaria Porreca
doaj   +1 more source

Lifting of level-1 states in the D1D5 CFT

open access: yesJournal of High Energy Physics, 2020
The D1D5 CFT has a large set of states that are supersymmetric at the ‘free’ orbifold point in moduli space. When we perturb away from this point, some of these states join into long multiplets and lift in energy, while others remain supersymmetric.
Bin Guo, Samir D. Mathur
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

On the Variety of Paths on Complete Intersections in Grassmannians

open access: yesМоделирование и анализ информационных систем, 2014
In this article we study the Fano variety of lines on the complete intersection of the grassmannian G(n, 2n) with hypersurfaces of degrees d1 ..., di . A length l path on such a variety is a connected curve composed of l lines.
S. M. Yermakova
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

The Optimization of Cost-Model for Join Operator on Spark SQL Platform

open access: yesMATEC Web of Conferences, 2018
Spark needs to use lots of memory resources, network resources and disk I/O resources when Spark SQL execute Join operation. The Join operation will greatly affect the performance of Spark SQL.
Lian Xin, Zhang Tianyu
doaj   +1 more source

The Basis Number of Quadruple Join of Graphs [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2012
The basis number, b(G) ,of a graph G is defined to be the smallest positive integer k such that G has a k-fold basis for its cycle space. We investigate an upper bound for .It is proved that, if and  are connected vertex-disjoint graphs and each has a ...
Ghassan Marougi, Raghad Mustafa
doaj   +1 more source

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