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541
STEM: spatial speech separation using twin-delayed DDPG reinforcement learning and expectation maximization
Published 2025“…In this paper, a novel speech separation algorithm is proposed that integrates the twin-delayed deep deterministic (TD3) policy gradient reinforcement learning (RL) agent with the expectation maximization (EM) algorithm for clustering the spatial cues of individual sources separated on azimuth. …”
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542
Grid integration of renewable energy in Qatar: Potentials and limitations
Published 2021“…The results show that large-scale installations of renewable energy technologies can decrease the emission rate from electricity production at a relatively lower cost. …”
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543
Unraveling the future productivity burden of cardiovascular disease in Qatar: Investigating the modifiable risk factors control in type 2 diabetes
Published 2025“…However, implementing interventions to decrease the T2D incidence, lower SBP, reduce the number of smokers, and improve the total cholesterol could yield gains of 200,408, 198,173, 194,725, and 113,462 PALYs, respectively. …”
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544
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545
The effect of StarD13 on colorectal cancer proliferation and invasion. (c2013)
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masterThesis -
546
Isolation and study of Lipase activity of an olive oil degrading Thermoactionomyces SP. (c2002)
Published 2002“…The isolate grew optimally at a temperature of 60°C, a pH of 7.3, and an orbital shaking of 250 r.p.m. It showed an efficient olive oil degrading ability. …”
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masterThesis -
547
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548
Integration of Wind Catchers in Modern Residential Buildings in the UAE as a Means of Providing Thermal Comfort
Published 2014“…The optimal configuration when tested resulted in 47.1% decrease in degree discomfort hours and a 22.1% increase of hours annually in the thermal comfort range when compared to the existing case. …”
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549
Nox2 Activity Is Required in Obesity-Mediated Alteration of Bone Remodeling
Published 2018“…Our results show that HFD increased bone mineral density to a greater extent in KO mice than in WT mice without affecting the total body weight and fat mass. …”
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550
Changes in Physical Activity and Sedentary Behavior Amid Confinement: The BKSQ-COVID-19 Project
Published 2020“…Among the participants who were regularly involved in PA, the majority (41.8–42.2%) of the participants reported a “decrease” (p<0.05) in walking, jogging, and sports while the majority (46.3–53.1%) reported a “no change” (p<0.05) in swimming, cycling, and weight lifting. …”
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551
Leveraging sentiment analysis of Arabic Tweets for the 2022 FIFA World Cup insights, incorporating the gulf region
Published 2024“…After data cleaning, a refined dataset of 43,658 tweets, was categorized into positive, neutral, and negative sentiments based on sentiment scores.</p><h3>Findings</h3><p dir="ltr">Arabic tweets, initially held a positive sentiment towards the World Cup, which increased during the tournament, accompanied by a decrease in negative sentiment.…”
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552
Food safety knowledge attitude and practices of oncology nurses, in Lebanese hospitals
Published 2023“…Attending conferences on food safety showed statistically significant effect on better practice scores (p < 0.001).</p><h3>Conclusion</h3><p dir="ltr">Accordingly, the findings highlight the need to develop standardized food safety curriculum and training necessary to allow oncology nurses to contribute to the education of cancer patients and decrease their risk of foodborne infection.…”
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553
IoT‐based mock oxygenator for extracorporeal membrane oxygenation simulator
Published 2023“…For the context of simulation-based training (SBT) oxygenators are often expensive and cannot be recycled owing to contamination issues.</p> <h3> Methods</h3> <p>Consequently, it is advised that the training process include a simulated version of oxygenators to optimize reusability and decrease training expenses. …”
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554
The association between tobacco use and COVID-19 in Qatar
Published 2022“…Our data suggests that only smokeless tobacco users may be at an increased risk for severe disease, yet this requires further investigation as other studies have reported smoking to be associated with an increased risk of greater disease severity.…”
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555
Exploring the Impacts of Artificial Intelligence (AI) Technology Implementation at the Individual and Team Levels_
Published 2023“…The public sector is under increasing pressure to deliver efficient services, attain high levels of customer satisfaction, and meeting the pressing societal needs. …”
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556
Iron slag/activated carbon-electrokinetic system with anolyte recycling for single and mixture heavy metals remediation
Published 2024“…The copper removal increased to 89.21 % when the anolyte solution was recycled to the cathode compartment. …”
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557
PD-L1 Expression in Human Breast Cancer Stem Cells Is Epigenetically Regulated through Posttranslational Histone Modifications
Published 2019“…The active demethylation of PD-L1 promoter was confirmed by the increase in the distribution of 5hmC and decrease in 5mC levels and the upregulation of TET3 and downregulation of DNMTs enzymes in MCF-7 tumorspheres, compared with the cell line. …”
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558
Masked phenomenon: renal and cardiovascular complications; review and updates
Published 2024“…The masked phenomenon (MP) (MHTN and MUHTN) increases susceptibility to end-organ damage (a two-fold greater risk for cardiovascular events and kidney dysfunction). …”
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559
An Exploration of Smoking Patterns Among People with Serious Mental Illness Attending an Outpatient Clinic in Qatar
Published 2022“…<h3>Background</h3><p dir="ltr">Studies have shown that tobacco use is exceptionally high in people affected with serious mental illness (SMI). …”
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560
Expanding the donor pool
Published 2002“…In 1990, one-year graft survival rates were about 70%; by 2000, they were greater than 90% (United States Renal Data System, 2001). …”
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