Results 21 to 30 of about 2,836,700 (319)

The role of human factors in stereotyping behavior and perception of digital library users: A robust clustering approach [PDF]

open access: yes, 2007
To deliver effective personalization for digital library users, it is necessary to identify which human factors are most relevant in determining the behavior and perception of these users.
Chen, SY   +3 more
core   +1 more source

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

Hybridization between deep learning algorithms and neutrosophic theory in medical image processing: A survey [PDF]

open access: yesNeutrosophic Sets and Systems, 2021
Deep learning can successfully extract data features based on dealing greatly with nonlinear problems. Deep learning has the highest performance in medical image analysis and diagnosis.
N.N. Mostafa, K. Ahmed, I. El-Henawy
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

Factor PD-Clustering

open access: yes, 2012
Factorial clustering methods have been developed in recent years thanks to the improving of computational power. These methods perform a linear transformation of data and a clustering on transformed data optimizing a common criterion.
A. Ben-Israel   +6 more
core   +2 more sources

Self-adaptive GA, quantitative semantic similarity measures and ontology-based text clustering [PDF]

open access: yes, 2008
As the common clustering algorithms use vector space model (VSM) to represent document, the conceptual relationships between related terms which do not co-occur literally are ignored.
Li, Chenghua   +3 more
core   +1 more source

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