Browsing Academic by Title
Now showing items 1163-1182 of 25628
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Actuator Fault Estimation for Multi-agent Systems: A Sliding-mode Observer-based Approach
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)This study is concerned with the design of a distributed fault estimation scheme for linear multi-agent systems subject to actuator faults. For each agent, a sliding-mode observer-based estimator module is proposed that ... -
Actuator Fault Tolerant Control in a Team of Mobile Robots
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)In this paper, a fault tolerant controller is developed for loss of effectiveness actuator faults in differential drive mobile robots. Based on the extended Kalman filter technique, a joint parameter and state estimation ... -
Acupuncture vs Noninsertive Sham Acupuncture in Aging Patients with Degenerative Lumbar Spinal Stenosis: A Randomized Controlled Trial
( Elsevier , 2020 , Article)Background: Acupuncture is commonly used to treat degenerative lumbar spinal stenosis in Asian countries. However, rigorous data regarding the efficacy and safety of acupuncture for aging patients are currently lacking. ... -
Acute Effects of Caffeine on Strength Performance in Trained and Untrained Individuals
( SciTechnol , 2015 , Article)Objective: The primary aim of this study was to compare the acute effects of a caffeine based supplement on the strength performance of trained and untrained individuals with a secondary investigation into the effects ... -
Acute exposure to cigarette smoking followed by myocardial infarction aggravates renal damage in an in vivo mouse model
( Hindawi Limited , 2017 , Article)Cigarette smoking (S) is a risk factor for progressive chronic kidney disease, renal dysfunction, and renal failure. In this study, the effect of smoking on kidney function was investigated in a mouse model of myocardial ... -
Acute glans ischemia after circumcision successfully treated with low-molecular-weight heparin and topical dihydrotestosterone: A case report
( Wolters Kluwer Health , 2020 , Article)Circumcision like any other surgical procedure is not devoid of complications. Serious complications are rare and include iatrogenic hypospadias, glans ischemia/necrosis, and glans amputation, all of which require an ... -
Acute mercury toxicity modulates cytochrome P450, soluble epoxide hydrolase and their associated arachidonic acid metabolites in C57Bl/6 mouse heart
( Elsevier Ireland Ltd. , 2014 , Article)Mercury exposure is associated with increased risk of cardiovascular disease and profound cardiotoxicity. However, the correlation between Hg2+-mediated toxicity and alteration in cardiac cytochrome P450s (Cyp) and their ... -
Acute perforated appendicitis after blunt abdominal trauma: A report from a 7-year-old
( WB Saunders , 2019 , Article)Individually, trauma and appendicitis are some of the most common conditions in clinical practice, particularly in emergency medicine. In rare cases, trauma and appendicitis may co-exist, imposing a dilemma of whether these ... -
Acute psychosis and concurrent rhabdomyolysis unveiling diagnosis of hypothyroidism
( BMJ Publishing Group , 2019 , Article)Neuropsychiatric and muscular symptoms can develop as part of hypothyroidism. However, frank psychosis or rhabdomyolysis due to hypothyroidism are uncommon and have been reported rarely as the first presenting features of ... -
Acute spontaneous spinal subdural hematoma: A case report
( International Scientific Information, Inc. , 2020 , Article)BACKGROUND: Spontaneous spinal subdural hematoma is a rare condition that can lead to devastating neurologic deficits, usually caused by coagulation abnormalities, trauma, underlying neoplasm, or arteriovenous malformation. ... -
Acute Toxicity Of Some Oil Dispersants To Mullet Fry ( Liza Macrolepis) Of The Arabian Gulf
( Qatar University , 1986 , Article)The acute toxicity of Shell LTX, Shell Concentrate, Servo CD 2000 and Exxon OSD 9217 were used to calculate 72 - hr. LC ci\ and toxicity curves to the Mullet Fry ( Liza macrolepis) under the Arabian Gulf conditions (Temp. ... -
Acutodesmus obliquus as a benchmark strain for evaluating methane production from microalgae: Influence of different storage and pretreatment methods on biogas yield
( Elsevier , 2015 , Article)Acutodesmus obliquus (SAG 276-1), a microalga with a resistant cell wall, was chosen as a benchmark strain for testing the effect of storage and pretreatment methods on methane yields during anaerobic digestion. A. obliquus ... -
Adaptability of 9-switch inverter configurations for multiphase induction motors with phase reconfiguring techniques
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)The 9 switch inverter (9SI) configuration is capable to control the power for two independent 3-phase loads simultaneously. However, this 9SI has the limitation on modulation index (M.I) since each inverter leg is controlled ... -
Adaptable scheduling of smart building communities with thermal mapping and demand flexibility
( Elsevier , 2022 , Article)This paper proposes a novel hierarchical optimization framework that couples the balancing problem of a community network with building energy management (BEM) to form an integrated model capable of capturing potential ... -
The Adaptation and Validation of an Arabic Version of the Cornell Scale for Depression in Dementia (A-CSDD)
( IOS Press , 2018 , Article)Background: Depression is a major disorder that can be ttriggering, exacerbating, or co-occurring with dementia symptoms. Its assessment is paramount to achieve diagnostic, prognostic, and therapeutic decisions. The Cornell ... -
Adaptation of a Mice Doppler Echocardiography Platform to Measure Cardiac Flow Velocities for Embryonic Chicken and Adult Zebrafish.
( Frontiers Media , 2019 , Article)Ultrasonography is the most widely used imaging technique in cardiovascular medicine. In this technique, a piezoelectric crystal produces, sends, and receives high frequency ultrasound waves to the body to create an image ... -
Adaptation of sea turtles to climate warming: Will phenological responses be sufficient to counteract changes in reproductive output?
( John Wiley and Sons Inc , 2024 , Article)Sea turtles are vulnerable to climate change since their reproductive output is influenced by incubating temperatures, with warmer temperatures causing lower hatching success and increased feminization of embryos. Their ... -
Adaptative Network Topology for Data Centers
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Data centers have an important role in supporting cloud computing services (such as email, social networking, web search, etc.) enterprise computing needs, and infrastructure-based services. Data center networking is a ... -
Adapting Smart Street Strategy for Post-Covid Built Environment
( Qatar University Press , 2023 , Conference Paper)The street networks occupy 25% of land use and are the veins of cities. By 2050, more than two-thirds of the world’s population will live in urban areas. The urban street infrastructures and systems are expected to serve ... -
Adapting Teaching Strategies to Arab Student Needs in an EFL Classroom
( FGCU Publishing Inc , 2018 , Article)Despite vast research on differentiated instruction, little has been done on tailoring the instructional strategies for Arab student needs in an EFL classroom. However, language teachers endeavor to implement differentiated ...
