Results 21 to 30 of about 1,090,152 (292)

EVALUATION INDICATORS IN DISTANCE EDUCATION AT THE UNIVERSITY SYSTEM

open access: yesRIED: Revista Iberoamericana de Educación a Distancia, 2001
The key- question the article propose is if it is possible to stablish a unique quality indicators system for all the universities. We realize there is no a consensus about which are the objectives at the University level.
Javier Callejo   +4 more
doaj   +1 more source

Quality Education Beyond Borders: An International Content Analysis for Transnational Distance Education

open access: yesOpen Praxis, 2023
Due to the forces of globalization, higher education institutions have increased their participation in international partnerships and the flow of academic services and resources across borders.
Rebecca E. Heiser
doaj   +1 more source

Comparing Primary Distance Indicators

open access: yesScholarly Review Journal, 2022
Measuring distances to astronomical objects is crucial for collecting and analyzing their properties. Different distance methods form the distance ladder, in which methods for shorter distances calibrate methods for larger distances. Parallax, main sequence fitting, variable stars, and red clump stars form the lower portion of the distance ladder ...
openaire   +1 more source

K-band versus I-band Surface Brightness Fluctuations as distance indicators [PDF]

open access: yes, 2001
We evaluate the method of optical and infrared Surface Brightness Fluctuations (SBF) as a distance indicator and its application on 8-m class telescopes, such as the Very Large Telescope (VLT).
Ajhar   +44 more
core   +2 more sources

Process of ranking countries by level of development

open access: yesCroatian Review of Economic, Business and Social Statistics, 2018
The paper presents the process of ranking and classifying countries using the I-distance method. The I-distance method is a method of classification and multidimensional ranking based on the distance values between selected indicators.
Račić Željko V.
doaj   +1 more source

Early Indicators of Human Activity During COVID-19 Period Using Digital Trace Data of Population Activities

open access: yesFrontiers in Built Environment, 2021
The spread of pandemics such as COVID-19 is strongly linked to human activities. The objective of this article is to specify and examine early indicators of disease spread risk in cities during the initial stages of outbreak based on patterns of human ...
Xinyu Gao   +6 more
doaj   +1 more source

Globular Cluster Distance Determinations [PDF]

open access: yes, 1998
The present status of the distance scale to Galactic globular clusters is reviewed. Six distance determination techniques which are deemed to be most reliable are discussed in depth. These different techniques are used to calibrate the absolute magnitude
A Renzini   +49 more
core   +3 more sources

The “Unreasonable” Effectiveness of the Wasserstein Distance in Analyzing Key Performance Indicators of a Network of Stores

open access: yesBig Data and Cognitive Computing, 2022
Large retail companies routinely gather huge amounts of customer data, which are to be analyzed at a low granularity. To enable this analysis, several Key Performance Indicators (KPIs), acquired for each customer through different channels are associated
Andrea Ponti   +4 more
doaj   +1 more source

A 4% Geometric Distance to the Galaxy NGC4258 from Orbital Motions in a Nuclear Gas Disk [PDF]

open access: yes, 1999
The water maser in the mildly active nucleus in the nearby galaxy NGC4258 traces a thin, nearly edge-on, subparsec-scale Keplerian disk. Using the technique of very long baseline interferometry, we have detected the proper motions of these masers as they
A. Riess   +27 more
core   +3 more sources

The specific entropy of elliptical galaxies: an explanation for profile-shape distance indicators? [PDF]

open access: yes, 1999
Dynamical systems in equilibrium have a stationary entropy; we suggest that elliptical galaxies, as stellar systems in a stage of quasi-equilibrium, may have a unique specific entropy.
G. B. Lima Neto   +3 more
core   +3 more sources

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