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Sequence spaces M ( ϕ ) $M(\phi)$ and N ( ϕ ) $N(\phi)$ with application in clustering

open access: yesJournal of Inequalities and Applications, 2017
Distance measures play a central role in evolving the clustering technique. Due to the rich mathematical background and natural implementation of l p $l_{p}$ distance measures, researchers were motivated to use them in almost every clustering process ...
Mohd Shoaib Khan   +3 more
doaj   +1 more source

Drinking water accessibility typologies in low- and middle-income countries

open access: yesEnvironmental Research Letters, 2023
We present a data-driven typology framework for understanding patterns in drinking water accessibility across low- and middle-income countries. Further, we obtain novel typology-specific insights regarding the relationships between possible explanatory ...
Hichul Chung, Emily Kumpel, Jimi Oke
doaj   +1 more source

Analysis of key university leadership factors based on their international rankings (QS World University Rankings and Times Higher Education) [PDF]

open access: yesProblems and Perspectives in Management, 2020
In the context of globalization of the educational services market, competition between universities is becoming more intense. This manifests itself, among other things, in the struggle for positions in international university rankings.
Maxim Polyakov   +3 more
doaj   +1 more source

Simulating burn severity maps at 30 meters in two forested regions in California

open access: yesEnvironmental Research Letters, 2022
Climate change is altering wildfire and vegetation regimes in California’s forested ecosystems. Present day fires are seeing an increase in high burn severity area and high severity patch size.
Jonathan A Sam   +7 more
doaj   +1 more source

Comparison of the digital economy development parameters in the EU countries in the context of bridging the digital divide [PDF]

open access: yesProblems and Perspectives in Management, 2020
The widespread use of information and communication technologies and subsequent transformations have led to the formation of a digital economy (DE). The European Union, as an international organization, has become the subject of building such an economy,
Vladimir Bilozubenko   +4 more
doaj   +1 more source

UAV-Based Crowd Surveillance in Post COVID-19 Era

open access: yesIEEE Access, 2021
Since outdoor events are gradually allowed within the current pandemic situation, a close monitoring of the crowd activity is needed to avoid undesired contact and disease transmission. In this context, unmanned aerial vehicles (UAVs) can be occasionally
Nizar Masmoudi   +4 more
doaj   +1 more source

Clustering of near clusters versus cluster compactness [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 1989
Les proprietes d'agencement des amas de Zwicky proches sont etudiees en utilisant la fonction de correlation angulaire a 2 points. Ces fonctions sont estimees pour les amas compacts et moyennement compacts, pour les amas ouverts et pour tous les amas de Zwicky ...
Yu Gao, Yi-peng Jing
openaire   +1 more source

THE CHARTS OF CLUSTERIZATION AND NON-EQUILIBRIUM CRYSTALLIZATION OF ALLOYS OF EUTECTICUM TYPE [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2013
The charts of clusterization of liquid and its subsequent crystallization are obtained cooling alloys with a limit solubility and without mutual solubility of components. It is shown that the transition from a binary solution of liquid to the solid phase
V.D. Aleksandrov, O.A. Pokyntelytsia
doaj  

Cluster–cluster fusion

open access: yesComptes Rendus. Physique, 2002
An experimental study of molecular fusion in fullerene–fullerene collisions is presented and the theoretical interpretation of the cross section is reconsidered in terms of phase space arguments and competition with direct collision induced dissociation.
Eleanor E.B. Campbell   +3 more
openaire   +1 more source

About regional convergence clubs in the European Union [PDF]

open access: yesZbornik radova Ekonomskog fakulteta u Rijeci : časopis za ekonomsku teoriju i praksu, 2015
The goal of this research is to present the concept of convergence club within the European Union members, starting from the hypothesis that an overall convergence cannot be identified because of the high output disparities between ...
Mihaela Simionescu
doaj  

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