Results 31 to 40 of about 2,076,484 (318)

Achieving 9.6% efficiency in 304 nm p-AlGaN UVB LED via increasing the holes injection and light reflectance

open access: yesScientific Reports, 2022
Crystal growth of eco-friendly, ultrawide bandgap aluminium gallium nitride (AlGaN) semiconductor-based ultraviolet-B (UVB) light-emitting diodes (LEDs) hold the potential to replace toxic mercury-based ultraviolet lamps.
M. Ajmal Khan   +5 more
doaj   +1 more source

Clustering aggregation [PDF]

open access: yesACM Transactions on Knowledge Discovery from Data, 2005
We consider the following problem: given a set of clusterings, find a single clustering that agrees as much as possible with the input clusterings. This problem, clustering aggregation , appears naturally in various contexts.
Aristides Gionis   +2 more
openaire   +2 more sources

Clustering technique for conceptual clusters [PDF]

open access: yesProceedings of the 11th edition of the International Workshop on Smalltalk Technologies, 2016
Clustering aims to classify elements into groups called classes or clusters. Clustering is used in reverse-engineering to help to understand legacy software. It is also a tech-nic used in re-engineering to propose gatherings of software entities to engineers who can then accept them or not. This paper presents a Pharo implementation of an iterative and
Govin, Brice   +3 more
openaire   +3 more sources

COVID-19 impact on the company's development: a case of UNIT.City [PDF]

open access: yesHealth Economics and Management Review, 2021
This article addresses problems and directions of innovative activity of real national economy amidst the COVID-19 pandemic. The authors evaluated the pandemic impact on the business state in the studied industry.
Halyna Mishenina   +2 more
doaj   +1 more source

Clustering [PDF]

open access: yes, 2008
Clustering techniques are used to arrange genes in some natural way, that is, to organize genes into groups or clusters with similar behavior across relevant tissue samples (or cell lines). These techniques can also be applied to tissues rather than genes.
McLachlan, G. J., Bean, R. W., Ng, S. K.
openaire   +7 more sources

Symplectic Maps from Cluster Algebras [PDF]

open access: yes, 2011
We consider nonlinear recurrences generated from the iteration of maps that arise from cluster algebras. More precisely, starting from a skew-symmetric integer matrix, or its corresponding quiver, one can define a set of mutation operations, as well as a
Fordy, Allan P.   +3 more
core   +1 more source

Covid-19 impact on business sector activity in the EU countries: digital issues [PDF]

open access: yesHealth Economics and Management Review, 2021
This article is devoted to the study of the impact of the COVID-19 pandemic on the functioning of the business sector of European countries through bibliometric analysis.
Inna Tiutiunyk   +2 more
doaj   +1 more source

Word Sense Clustering and Clusterability [PDF]

open access: yesComputational Linguistics, 2016
Word sense disambiguation and the related field of automated word sense induction traditionally assume that the occurrences of a lemma can be partitioned into senses. But this seems to be a much easier task for some lemmas than others. Our work builds on recent work that proposes describing word meaning in a graded fashion rather than through a strict
Diana McCarthy   +2 more
openaire   +2 more sources

RNAseq of PBMC and sorted subpopulations (CD4, CD8, CD14, CD19) from children

open access: yes, 2023
<p>The CLUSTER consortium (https://www.clusterconsortium.org.uk/) performed RNA sequencing on bulk and sorted CD4, CD8, CD14 and CD19 cells from the peripheral blood of patients with juvenile idiopathic arthritis and healthy controls.
Barnes, Michael   +4 more
core   +1 more source

Coral endosymbiont growth is enhanced by metabolic interactions with bacteria

open access: yesNature Communications, 2023
Bacteria are key contributors to microalgae resource acquisition, competitive performance, and functional diversity, but their potential metabolic interactions with coral microalgal endosymbionts (Symbiodiniaceae) have been largely overlooked.
Jennifer L. Matthews   +10 more
doaj   +1 more source

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