STEM: spatial speech separation using twin-delayed DDPG reinforcement learning and expectation maximization by Muhammad Salman Khan (7202543)

“…Additionally, it reduces the required training data by 39 times, training time by 36 times, model size by 6 times, real time factor (RTF) by 1 point, and multiply-accumulate operations (MACs) by 9 times compared to a recently proposed lightweight transformer-based encoder-decoder framework, while offering a slight decrease in PESQ score (by 0.45 points).…”

Rooftop Photovoltaic Systems Adoption Using a Sequential Mixed Methods Approach in Qatar by Omar Alrawi (18060856)

Constitutive Modeling of the Tensile Behavior of Recycled Polypropylene-Based Composites by Kui Wang (137551)

Production of flexible nanocomposite membranes for x-ray detectors by Ahmad I. Ayesh (10188469)

Prediction of biogas production from chemically treated co-digested agricultural waste using artificial neural network by Fares Almomani (12585685)

“…An ANN model consists of three layers, 15 neutrons and 260 <i>epochs</i> accurately predict the CMP with 99.1% of data within ±10% deviation of the mean experimental value. …”

The Triple “S” Impact of COVID-19: Nationwide Evidence of the Impact of the Stress Associated With Restrictive Measures on Substance Use, Sleep, and Social Connectedness in Qatar... by Muna Abed Alah (18171346)

“…Of tobacco users in our sample, 36% reported increased tobacco use since the start of home confinement, while 41.6% of alcohol users reported decreased alcohol use. Concerning sleep, 46.1% reported an increase in average sleep duration per day (0.77 h mean increase, 95% CI: 0.66-0.88, P<0.001), and a third of participants reported poorer sleep quality. …”

Endocrine contribution to the sexual dysfunction in patients with advanced chronic kidney disease and the role of hyperprolactinemia by Haitham Elbardisi (14058048)

“…Patients treated with cabergoline (<i>n</i> = 26) showed a significant increase in LH levels (<i>p</i> = .003) and a significant decrease in prolactin levels (<i>p</i> = .003). …”

Influence of shelf-life duration on mechanical, thermal and shape recovery motion derivatives of shape memory polyurethane by Vasavi, Boggarapu

“…The results indicated that tensile and flexural strength decreased by 35.16 % and 29.3 % respectively, from S1 to S10. …”
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Global burden and strength of evidence for 88 risk factors in 204 countries and 811 subnational locations, 1990–2021: a systematic analysis for the Global Burden of Disease Study 2... by Michael, Brauer

“…Age-standardised global DALY rates attributable to high BMI and high FPG rose considerably (15·7% [9·9–21·7] for high BMI and 7·9% [3·3–12·9] for high FPG) over this period, with exposure to these risks increasing annually at rates of 1·8% (1·6–1·9) for high BMI and 1·3% (1·1–1·5) for high FPG. …”
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Impact of aluminium acetate particles size on the gelation kinetics of polyacrylamide‐based gels: Rheological and molecular simulation study by Ahmed Hamza (7224470)

“…The addition of bentonite at low crosslinker concentrations (0.5–1 wt.%) did not decrease the gel strength of 7 wt.% PAM/1 wt.% AlAc significantly. …”

Past, present and future global mangrove primary productivity by Mark Chatting (5728340)

“…The models showed a slight global decrease in NPP of approximately 1.4 %, from 239.2 ± 87.6 Tg yr⁻¹ (1980–1990) to 235.9 ± 81.9 Tg yr−1 (2085–2094). …”

Unraveling the future productivity burden of cardiovascular disease in Qatar: Investigating the modifiable risk factors control in type 2 diabetes by Abushanab, Dina

“…The financial value of PALYs was determined based on the gross domestic product (GDP) per full-time worker (i.e. US$80,573). The base-case model estimated the productivity burden of CVD, and interventional scenarios were simulated to assess potential gains resulting from improved control of modifiable risk factors, including reduced incidence of T2D, lower systolic blood pressure (SBP), decreased number of smokers, and reduced total cholesterol. …”
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Particle size impact on pyrolysis of multi-biomass: a solid-state reaction modeling study by Sabah Mariyam (14150859)

“…Both activation energy and pre-exponential factor decreased from 18.78 to 5.57 kJ/mol and 1.16 E+10 to 1.48 E+08 with reducing particle sizes. …”

Extraction and characterization of biofunctional lignocellulosic fibers from Pulicaria undulata plant and the effect of alkali treatment on their bio-physicochemical properties by Mohammed, Alsafran

“…The average yield of raw fibers obtained was 28.1 %. The raw fibers of P. undulata were rich in cellulose (36.2 %), followed by hemicellulose (30.3 %), lignin (16.2 %), moisture (11.1 %), and pectin (3.9 %). …”
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Custom foot orthoses improve performance, but do not modify the biomechanical manifestation of fatigue, during repeated treadmill sprints by Olivier Girard (409080)

“…Regardless of footwear condition, mean horizontal forces, step frequency, vertical and leg stiffness decreased from sprint 1 to sprint 8 (all <i>P</i> < 0.001). …”

Blockchain, climate damage, and death: Policy interventions to reduce the carbon emissions, mortality, and net-zero implications of non-fungible tokens and Bitcoin by Jon Truby (14153022)

“…</p><p dir="ltr">Nonetheless, many popular types of blockchain have resisted the pressure to decrease their environmental impact, including Bitcoin, whose attributed 2021 annual emissions will produce emissions responsible for around 19,000 future deaths. …”

Investigating the Properties of Electrodeposited of Ni-P-ZrC Nanocomposite Coatings by Osama Fayyaz (17017686)

“…</p><h2>Other Information</h2><p dir="ltr">Published in: ACS Omega<br>License: <a href="https://creativecommons.org/licenses/by/4.0/" target="_blank">https://creativecommons.org/licenses/by/4.0/</a><br>See article on publisher's website: <a href="https://dx.doi.org/10.1021/acsomega.1c03117" target="_blank">https://dx.doi.org/10.1021/acsomega.1c03117</a></p>…”

A 28 nm CMOS 10 bit 100 MS/s Asynchronous SAR ADC with Low-Power Switching Procedure and Timing-Protection Scheme by Fang Tang (116243)

“…The power consumption is 1.1 mW with a supply voltage of 0.9 V, leading to a figure of merit (FoM) of 35.6 fJ/conversion-step.…”

Removal of phenols and dyes from aqueous solutions using graphene and graphene composite adsorption: A review by Abdulrahman Abu-Nada (17280628)

“…Amongst the different technologies used to decrease pollutant levels in water, adsorption technology is highly effective even at low pollutant concentrations. …”

Hydrogen energy systems: Technologies, trends, and future prospects by Abdellatif M. Sadeq (16931841)

“…Adoption at scale could decrease global <i>CO</i>_<em>2</em>emissions by up to 830 million tonnes annually. …”