Browsing Qatar University Institutional Repository by Title
Now showing items 14528-14547 of 26513
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Obama's “Smart-Power” Strategy, One Year On: The Case of the Middle East
( Blackwell Publishing Inc , 2010 , Article)A year ago, President Obama was cheered into the White House. His election represented hope for many, not just in the United States, but around the world. Charged with such force and charisma, unprecedented in U.S. ... -
Obesity and maternal perception: a cross-sectional study of children aged 6 to 8 years in Kuwait
( World Health Organization , 2019 , Article)Background: Childhood obesity is on the increase in the Middle East. Aims: This study aimed to determine the prevalence of obesity in those aged six to eight years and to investigate maternal perception of child ... -
Obesity and maternal perception: a cross-sectional study of children aged 6 to 8 years in Kuwait.
(2019 , Article)Childhood obesity is on the increase in the Middle East. This study aimed to determine the prevalence of obesity in those aged six to eight years and to investigate maternal perception of child weight. A nation-wide study ... -
Obesity is associated with depression in Malaysian schoolchildren: A cross-sectional study
( Universitas Indonesia , 2020 , Article)Background: Overweight and obesity, which may lead to depression, have become prevalent among children worldwide. Hence, this study aimed to measure obesity and depression among schoolchildren in Kuantan. Methods: This ... -
Obesity is associated with the upregulation of TLR4 protein but not associated with polymorphisms of TLR4D299G TLR4T399I
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Title: Obesity is associated with the upregulation of TLR4 protein but not associated with polymorphisms of TLR4D299G TLR4T399I.Background: Toll-like-receptor 4 (TLR4) is a pathogen-specific receptor, expressed in white ... -
Obesity Paradox among Heart Failure with Reduced Ejection Fraction Patients: A Retrospective Cohort Study
( Multidisciplinary Digital Publishing Institute (MDPI) , 2022 , Article)Background and Objectives: There is consensus on the negative effects of obesity on the development of heart failure. However, several studies have suggested that obesity may have paradoxical survival benefits in heart ... -
Obesity-induced changes in kidney mitochondria and endoplasmic reticulum in the presence or absence of leptin
( American Physiological Society , 2015 , Article)We investigated obesity-induced changes in kidney lipid accumulation, mitochondrial function, and endoplasmic reticulum (ER) stress in the absence of hypertension, and the potential role of leptin in modulating these ... -
Objective structured clinical examination for pharmacy students in Qatar: cultural and contextual barriers to assessment.
( World Health Organization , 2016 , Article)This study aimed to evaluate the feasibility and psychometric defensibility of implementing a comprehensive objective structured clinical examination (OSCE) on the complete pharmacy programme for pharmacy students in a ... -
Oblique and rotation double random forest
( Elsevier Ltd , 2022 , Article)Random Forest is an ensemble of decision trees based on the bagging and random subspace concepts. As suggested by Breiman, the strength of unstable learners and the diversity among them are the ensemble models’ core strength. ... -
Observation based safety performance indexing method for construction industry – validation with SMEs
( Springer Verlag , 2018 , Article)There is an essential need for a systemized and objective site safety performance measurement method. The method also needs to cover the positive aspects of safety management perspectives considering that traditional methods ... -
Observation of the wrapping mechanism in amine carbon dioxide molecular interactions on heterogeneous sorbents
( Royal Society of Chemistry , 2016 , Article)Liquid, solvated amine based carbon capture is the core of all commercial or planned CO2 capture operations. Despite the intense research, few have looked systematically into the nature of amine molecules and their CO2 ... -
Observations of brown band disease in the Gulf of Mannar, India
( CSIRO , 2021 , Article)The abundance and frequency of coral diseases have increased significantly during recent decades. The Gulf of Mannar in India has well-established coral reefs that have been affected by various climatic and non-climatic ... -
Observations of hydrographic properties, dissolved oxygen (DO) and chlorophyll-A (Chl-a) (phytoplankton biomass) within the exclusive economic zone (EEZ) of Qatar (central Arabian Gulf)
( Hamad bin Khalifa University Press (HBKU Press) , 2015 , Conference Paper)In situ observations of physical, chemical, and biological parameters of the Qatari water column were conducted to understand the temporal (seasonal) and spatial (regional) variability in the vertical and horizontal ... -
Observations on Food Consumption Behaviors During the COVID-19 Pandemic in Oman
( Frontiers Media , 2022 , Article)This paper aims to study the perceptions of the impacts of the COVID-19 pandemic on behaviors related to diet and food shopping on a sample of 356 adults in Oman. The study is based on the results of an Arabic-language ... -
Observations on some hydrochemical aspects of the United Arab Emirates waters along the Arabian Gulf and the Gulf of Oman.
( Qatar University , 1997 , Article)Surface and bottom water samples were collected from the United Arab Emirates waters along the Arabian Gulf and the Gulf of Oman during the period from October 1993 to September 1995. Samples were analyzed for temperature ... -
Observations on the postnatal growth and development of captive Ethiopian hedgehogs, Paraechinus aethiopicus, in Qatar
( Walter de Gruyter GmbH , 2016 , Article)The postnatal growth and development of the Ethiopian hedgehog (Paraechinus aethiopicus) were studied in captivity. Seven females produced seven litters that ranged between two and five young (average 3.3, SE±0.42) with ... -
Observed variability in physical and biogeochemical parameters in the central Arabian Gulf
( ELSEVIER , 2021 , Article)In situ measurements of physical and biogeochemical variables were conducted along a transect in the Exclusive Economic Zone (EEZ) of Qatar during late summer (September 2014) and winter (January 2015) to investigate their ... -
Observer based rotor failure compensation for biplane quadrotor with slung load
( Ain Shams University , 2022 , Article)In this study, mathematical modeling of biplane quadrotor with slung load is proposed. Performance of the biplane quadrotor is degrade while swinging of the slung load so to compensate it nonlinear observer based backstepping ... -
Observer design for hyperbolic PDEs system with application to a fixed-bed chemical reactor model
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)This work is devoted to the development of an optimal infinite-dimensional Luenberger observer for a system of hyperbolic PDEs. For this purpose, the duality fact linking the control design and the observer design is used. ... -
Observer-Based Leader-Following Consensus for Linear Multiagent Systems with a Leader of Unknown Input
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)In this article, a distributed observer-based tracking control protocol is proposed for linear multiagent systems having a leader with unknown nonzero input. The leader is assumed to be uncooperative, i.e., no communication ...
