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السجلات المعروضة 4319 -- 4338 من 4656
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A Voting-Mechanism-Based Ensemble Framework for Constraint Handling Techniques
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Effective constraint handling techniques (CHTs) are of great significance for evolutionary algorithms (EAs) dealing with constrained optimization problems (COPs). To date, many CHTs, such as penalty function, superiority ... -
Vulnerabilities and countermeasures in electrical substations
( Elsevier , 2021 , Article)The impending and continued threat of cyberattacks on modern utility grids has called for action from the different stakeholders of the electricity sector. This calls for a thorough investigation and review of the weaknesses ... -
Water and carbon footprint reduction potential of renewable energy in the United States: A policy analysis using system dynamics
( Elsevier , 2019 , Article)Renewable energy has gained popularity as an alternative to fossil fuels, which regularly emit large amounts of Greenhouse Gases and consume/withdraw large amounts of water, but renewable energy market penetration is still ... -
Water resources assessment of zayandeh-rood river basin using integrated surface water and groundwater footprints and K-means clustering method
( Elsevier B.V. , 2022 , Article)The lack of an integrated approach to assess the quantity and quality of surface water and groundwater resources undesirably affects their sustainability and errors in users' decisions in the optimal development of basins. ... -
Water, energy and food supply security in the Gulf Cooperation Council (GCC) countries-A risk perspective
( MDPI AG , 2019 , Article Review)Supply systems for water, energy and food in the Gulf region are becoming highly interlinked. In the last decades, interdependence was evident in the increase of coproduction plants and the cross-sectoral resource use ... -
Water-pipe smoking and serum testosterone levels in adult males in Qatar.
( European Publishing , 2019 , Article)Water-pipe (WP) smoking is the most common method of tobacco consumption in the Middle-East and is rapidly spreading on a global scale. Although, water-pipe smoking is linked to various diseases, such as emphysema and ... -
Water-Pipe Smoking Exposure Deregulates a Set of Genes Associated with Human Head and Neck Cancer Development and Prognosis.
( MDPI , 2020 , Article)Water-pipe smoking (WPS) is becoming the most popular form of tobacco use among the youth, especially in the Middle East, replacing cigarettes rapidly and becoming a major risk of tobacco addiction worldwide. Smoke from ... -
Water-pipe smoking promotes epithelial-mesenchymal transition and invasion of human breast cancer cells via ERK1/ERK2 pathways.
( BioMed Central Ltd. , 2018 , Article)With the increasing popularity of water-pipe smoking (WPS), it is critical to comprehend how WPS may affect women's health. The main goal of this study is to identify the potential outcome of WPS on human breast cancer ... -
Water-Repellent Finish on Cotton Fabric by Plasma technique Using Sulfur Hexafluoride SF6
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)In order to make cotton fabric resistant to water, a radio-frequency plasma system was utilized to treat the fabric with SF6 etching at a low pressure of 0.5 mbar and a flow rate of 200 sccm. The efficacy of the water-repellent ... -
Watermarking: A review of software and hardware techniques
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Watermarking is a well-known technique traditionally used in banknotes and other documents to discourage counterfeiting. It usually consists of semi-transparent symbols embedded on paper. Similar concepts were applied to ... -
Water‐Energy‐Food Security Nexus in the Eastern Nile Basin: Assessing the Potential of Transboundary Regional Cooperation
( John Wiley & Sons, Inc , 2017 , Book chapter)With increasing demands and pressures on energy, food, and water resources in the region of the Eastern Nile basin, development projects and also potential for conflict along the Nile waters have increased. This study ... -
Wear, optimization and surface analysis of Al-Al2O3-TiO2 hybrid metal matrix composites
( SAGE Publications Ltd , 2021 , Article)The aim of the present work is to investigate vickers hardness, wear behavior as well as to perform optimization of wear data for pure Al and Al-Al2O3-TiO2 hybrid metal matrix composites. The hybrid composite (Al-Al2O3-TiO2) ... -
Wearable Devices to Revolutionize Health Care
( UC Berkeley Haas School of Business , 2022 , Other)In the last decade, we witnessed a rapid growth of wearable devices—small electronic devices that are worn or carried on the human body. A study by the Facts and Factors found that the global Wearable device market size ... -
Webinars for teacher professional development: perceptions of members of a virtual professional community of practice
( Routledge , 2024 , Article)This study explores the significance of webinars as tools for supporting teachers’ professional development and growth beyond the COVID-19 pandemic, as perceived by the teachers themselves. The study employs a mixed methods ... -
Weighting and pruning based ensemble deep random vector functional link network for tabular data classification
( Elsevier Ltd , 2022 , Article)In this paper, we first integrate normalization to the Ensemble Deep Random Vector Functional Link network (edRVFL). This re-normalization step can help the network avoid divergence of the hidden features. Then, we propose ... -
Welfare Index of Migrant Workers in the Gulf: the Case of Qatar
( Wiley , 2019 , Article)In December 2010, Qatar won the rights to host the 2022 FIFA World Cup games. The FIFA announcement came with increasing pressure from international human rights organizations, media and other groups for Qatar to reform ... -
Well-to-wheel water footprints of conventional versus electric vehicles in the United States: A state-based comparative analysis
( Elsevier Ltd , 2018 , Article)Today, increasing levels of water demand become a particularly serious challenge for many countries, especially since water is an essential element for production of transportation fuels. Unfortunately, no research efforts ... -
Western and ketogenic diets in neurological disorders: can you tell the difference?
( International Life Sciences Institute , 2022 , Article)The prevalence of obesity tripled worldwide between 1975 and 2016, and it is projected that half of the US population will be overweight by 2030. The obesity pandemic is attributed, in part, to the increasing consumption ... -
Western resident families in the Gulf: the UAE case study
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2023 , Conference Paper)National families in the Gulf make up a minority of the population but they often come across as a model for how non-Arab resident family's structure their lives in the Gulf. The national Gulf family model is frequently ... -
What determines a positive attitude towards natural food products? An expectancy theory approach.
( Elsevier , 2021 , Article)Natural food products are becoming increasingly popular worldwide due to their health and environmental benefits. However, these products' increasing anecdotal popularity has not translated into their widespread adoption; ...
