Listar RESULTADOS DE INVESTIGACIÓN por título
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2008-2017 Bogota River Water Quality Assessment Based on the Water Quality Index
(Sustainability, 02/03/2019)This article provides a deep analysis of the water quality at the upper basin of the Bogota River (Colombia) between 2008 and 2017. The Water Quality Index has been the indicator employed to determine the ecological status ... -
25 years at Knowledge-Based Systems: A bibliometric analysis
(Knowledge-Based Systems, 05/2015)In commemoration of the Anniversary 25th of KnoSys we present a bibliometric analysis of the scientific content of the journal during the period 1991–2014. This analysis shows the conceptual evolution of the journal and ... -
3D visualization through the hologram for the learning of area and volume concepts
(Mathematics, 26/02/2019)This study aims to implement and evaluate a methodological proposal using the hologram as a teaching medium for the learning of concepts related to areas and volumes of geometrical bodies. The study has been carried out ... -
A 14-year dataset of in situ glacier surface velocities for a tidewater and a land-terminating glacier in Livingston Island, Antarctica
(Earth System Science Data, 10/2017)We present a 14-year record of in situ glacier surface velocities determined by repeated global navigation satellite system (GNSS) measurements in a dense network of 52 stakes distributed across two glaciers, Johnsons ... -
A 6-Key Action Plan for Education in Times of Crises
(Lecture notes in educational technology, 2021)Education is a human right, and many initiatives have evolved around the world so that no child is left behind. This right has been violated several times during crisis situations in many countries especially for marginalised ... -
A biparametric extension of King’s fourth-order methods and their dynamics
(Applied Mathematics and Computation, 05/2016)A class of two-point quartic-order simple-zero finders and their dynamics are investigated in this paper by extending King’s fourth-order family of methods. With the introduction of an error corrector having a weight ... -
A Case Study of Applying Open Educational Practices in Higher Education during COVID-19: Impacts on Learning Motivation and Perceptions
(Sustainability (Switzerland), 2020)Open Educational Resources (OER) have been researched for a long time in the open education field. Researchers are now shifting their focus from resources to practices for delivering open education, an area called Open ... -
A cluster-analytic profiling of heroin-dependent patients based on level, clinical adequacy, and patient-desired adjustment of buprenorphine dosage during buprenorphine-naloxone maintenance treatment in sixteen Spanish centers
(Drug and Alcohol Dependence, 2018)Background: Buprenorphine dosage is a crucial factor influencing outcomes of buprenorphine treatment for heroin use disorders. Therefore, the aim of the present study is to identify naturally occurring profiles of ... -
A clustering WSN routing protocol based on k-d tree algorithm
(Sensors, 09/2018)Clustering in wireless sensor networks has been widely discussed in the literature as a strategy to reduce power consumption. However, aspects such as cluster formation and cluster head (CH) node assignment strategies have ... -
A Comparative Study on Power Flow Methods for Direct-Current Networks Considering Processing Time and Numerical Convergence Errors
(Electronics, 12/2020)This study analyzes the numerical convergence and processing time required by several classical and new solution methods proposed in the literature to solve the power-flow problem (PF) in direct-current (DC) networks ... -
A Comparison of Gambling-Related Cognitions and Behaviors in Gamblers from the United States and Spain
(Journal of gambling studies, 2021)Few studies have compared the clinical characteristics of gambling disorder (GD) from a cross-cultural perspective. In the present study, we aimed to examine differences in gambling-related cognitions, gambling preferences, ... -
A complex dynamical approach of Chebyshev’s method
(SeMA Journal, 11/2015)The aim of this paper is to investigate the iterative root-finding Chebyshev’s method from a dynamical perspective. We analyze the behavior of the method applied to low degree polynomials. In this work we focus on the ... -
A consensus support model based on linguistic information for the initial-self assessment of the EFQM in health care organizations
(Expert Systems with Applications, 06/2013)The improvement of the quality of the services is one of the primary sources of competitive advantage in health care organizations. As customers typically search for higher quality of care when choosing treatments, health ... -
A contemporary study of iterative methods: Convergence, dynamics and applications
(Elsevier, 2018)A Contemporary Study of Iterative Methods: Convergence, Dynamics and Applications evaluates and compares advances in iterative techniques, also discussing their numerous applications in applied mathematics, engineering, ... -
A corpus-based study of adverbs of frequency in a goal-oriented distance learning forum
(ELIA. Estudios de Lingüística Inglesa Aplicada, 2018)This paper reports on a corpus-based study that investigated the use of frequency adverbs in students' posts in a goal-oriented virtual forum. The participants in the study were undergraduate students enrolled in two ... -
A corpus-based study of frequency in ELF students' writing: a case of distance learning
(Edulearn15: 7TH international conference on education and new learning technologies, 2015)Though a relatively new phenomenon in Spain, online university education has already managed to gain public acknowledgment. The International University of La Rioja (UNIR) is one of the few high educational institutions ... -
A critical analysis of the advantages brought by blockchain technology to the global economy
(International Journal of Intellectual Property Management, 2019)The blockchain distributed ledger technology offers a secure, transparent, verifiable, democratic, decentralised, efficient, and tamper-resistant way to record and transfer data. Now much of the discussion revolves around ... -
A critical review of ims learning design
(The Art and Science of Learning Design, 01/2015)The work presented in this paper summarizes the research performed in order to implement a set of Units of Learning (UoLs) focused on adaptive learning processes, using the specification IMS Learning Design (IMS-LD). Through ... -
A crusade over the airwaves: the Blue Division on Radio Nacional de España (1941–1954)
(Historical Journal of Film, Radio and Television, 2017)The Blue Division, Spain’s most notable military contribution to the Second World War, has been examined from many different perspectives, though the role of communication has not featured among them. This study aims to ... -
A design process for balanced educational video games with collaborative activities
(Dyna, 2015)The efficiency of educational video games could be improved through the use of a specific development method that allows them to keep both their educational and recreational goals and maintains their playability. Accordingly, ...
