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Forecast of the outbreak of COVID-19 using artificial neural network: Case study Qatar, Spain, and Italy
منشور في 2021"…The model sensitivity was analyzed using the root mean square error (RMSE), the mean absolute percentage error and the regression coefficient index R2, which yielded highly accurate values of the predicted correlation for the infected and dead cases of 0.99 for the dates considered. …"
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42
Machine Learning and Carbonate Reservoirs : A Production Data Perspective on Permeability Modelling
منشور في 2024"…</p><p dir="ltr">The ANN was rigorously tested, showing remarkable accuracy with the highest mean squared error (MSE) being 7.02 and the lowest MSE being 1.19, demonstrating its capability of modeling permeability. …"
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43
Maternal Body Mass Index and Recommended Gestational Weight Gain in a Middle Eastern Setting
منشور في 2023"…In line with IOM recommendations, we found that higher BMI was correlated with decreased GWG and BMI was significantly associated with GWG even after adjusting for maternal age, parity, and infants’ gestational age at birth. …"
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44
Editorial of Harnessing the Power of T Cells: The Promising Hope for a Universal Influenza Vaccine
منشور في 2020"…<p dir="ltr">The global burden of influenza-associated respiratory mortality is higher than previous estimates, with over 0.6 million deaths per year and additional mortality rates attributed to non-respiratory but influenza-related illnesses [1]. …"
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45
Global, regional, and national burden of upper respiratory infections and otitis media, 1990–2021: a systematic analysis from the Global Burden of Disease Study 2021
منشور في 2024"…The mortality rate of URIs in 2021 was 0·2 per 100 000 (0·1 to 0·5), a decrease of 64·2% (–84·6 to –43·4) from 1990, when the mortality rate was 0·7 per 100 000 (0·2 to 1·1). …"
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Central and peripheral muscle fatigue following repeated‐sprint running in moderate and severe hypoxia
منشور في 2020"…No significant differences between conditions for mean distance occurred in set 2. There was a decrease in maximal voluntary contraction torque (Δ = −31.4 ± 18.0 N m, <i>P</i> < 0.001) and voluntary activation (%VA; Δ = −7.1 ± 5.1%, <i>P</i> = 0.001) from Pre- to Post-set 1, but there was no effect of hypoxia. …"
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47
Investigating the impact of remittance outflows and oil price on economic growth in Gulf Cooperation Council countries
منشور في 2023"…This study utilizes the nonlinear augmented mean group method to explore the possible asymmetric impact of remittance outflows on economic growth in Gulf Cooperation Council (GCC) countries for the period of 2000–2019. …"
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48
Investigating the impact of remittance outflows and oil price on economic growth in Gulf Cooperation Council countries
منشور في 2023"…This study utilizes the nonlinear augmented mean group method to explore the possible asymmetric impact of remittance outflows on economic growth in Gulf Cooperation Council (GCC) countries for the period of 2000–2019. …"
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49
A Novel Technique for Detecting Underground Water Pipeline Leakage Using the Internet of Things
منشور في 2023"…A small broken water distribution line costs $64,000 per year. In Jordan, water leakage costs $1.7 million. …"
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50
Circular economy application for a Green Stadium construction towards sustainable FIFA world cup Qatar 2022™
منشور في 2021"…Therefore, sustainable construction became a hot topic, which strives to reduce material consumption, limit constructional waste disposal, and decrease contribution to climate change. In line with Qatar's commitment to organizing a sustainable FIFA World Cup in 2022, this study aims to conduct an environmental life cycle assessment (LCA) for the construction of the Education City Stadium. …"
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51
Credit bureaus and financial constraints do corruption matter?
منشور في 2022"…Our findings remain robust with different corruption indices and with the addition of new control variables such as firms’ sales and size, government and exporting firms, and per-capita GDP, inflation, trade, population and human capital.…"
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52
Food safety knowledge attitude and practices of oncology nurses, in Lebanese hospitals
منشور في 2023"…Knowledge scores were higher among nurses holding a graduate degree (mean = 85; p < 0.05), and those who attended a training course (mean = 79; p < 0.05). …"
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53
Correlating the rheological and magneto-optical properties of cobalt substituted magnetite ferrofluids (Co<sub>x</sub>Fe<sub>1−x</sub>Fe<sub>2</sub>O<sub>4</sub>) with theoretical...
منشور في 2023"…The optical measurement results demonstrate shift in band edge positions to blue region with decrease in particle size because of the quantum confinement effect. …"
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54
Water Footprint Assessment and Virtual Water Trade in the Globally Most Water-Stressed Country, Qatar
منشور في 2023"…The virtual water exports gradually decreased over the years with the most notable decrease in 2018 following Qatar’s blockade. …"
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55
Rebound effects undermine carbon footprint reduction potential of autonomous electric vehicles
منشور في 2023"…Our results show that autonomy introduces an average 21.2% decrease in operation phase emissions due to improved fuel economy while manufacturing phase emissions can surge up to 40%. …"
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56
Successful Use of Intravenous B-blocker Therapy in Cardiogenic Shock Supported With Venoarterial Extracorporeal Membrane Oxygenation: A Case Series
منشور في 2022"…<p dir="ltr">Tachycardia in cardiogenic shock (CS) might reduce the cardiac output (CO) by decreasing the ventricular filling time. Nevertheless, heart rate (HR) control with agents that possess negative inotropy might decrease the CO. …"
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57
An atomistic molecular dynamic model to study the properties of LLDPE and wax
منشور في 2023"…After validation, the application of the model showed that the branch content of modelled LLDPE affected the glass transition temperature when the branch content was 70 per 1000 carbons for models with different branch lengths. …"
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58
Solar hydrogen production via thermochemical magnesium oxide – Magnesium sulfate water splitting cycle
منشور في 2020"…As per the analysis, this cycle achieved the highest solar-to-fuel energy conversion efficiency (47.7%) at the molar flow rate of Ar = 1 mol/s, thermal reduction temperature = 1490 K, and water splitting temperature = 475 K. …"
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59
Did the periodic intensification of routine immunisation strategy (Intensified mission Indradhanush) reduce the demand for pediatric antibiotic formulations in India?
منشور في 2025"…Interestingly, Trimethoprim sales increased by 17.1% in the first month but decreased by 0.4% per month (IRR 0.959, 95%CI 0.945–0.973) post-intervention. …"
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Trends in the global, regional, and national burden of oral conditions from 1990 to 2021: a systematic analysis for the Global Burden of Disease Study 2021
منشور في 2025"…Untreated dental caries of permanent teeth and severe periodontitis were the most common oral conditions, with a global age-standardised prevalence of 27 500 (24 000 to 32 000) per 100 000 population and 12 500 (10 500 to 14 500) per 100 000 population, respectively. …"
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