Civil Engineering
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Enhanced resting‐state dynamics of the hemoglobin signal as a novel biomarker for detection of breast cancer
(American Association of Physicists in Medicine, 2015-11)The work presented here demonstrates an application of diffuse optical tomography (DOT) to the problem of breast-cancer diagnosis. The potential for using spatial and temporal variability measures of the hemoglobin signal ... -
The impact of perceived social support during pregnancy on postpartum infant-focused anxieties: A prospective cohort study of mothers in Northern Jordan
(Taylor & Francis, 2021-10)This study aimed to evaluate the association between perceived social support during pregnancy and levels of anxiety among postpartum women using an anxiety-specific screening instrument. Using a prospective cohort design, ... -
Cardiac disease classification using total variation denoising and morlet continuous wavelet transformation of ECG signals
(IEEE, 2018-03)Cardiac diseases (CDs) are a leading cause of death, and electrocardiogram (ECG) is the most important noninvasive method for the diagnosis of CDs. The objective of this study was to diagnose CDs using Morlet continuous ... -
Integrating the principles of evidence based medicine and evidence based public health: Impact on the quality of patient care and hospital readmission rates in Jordan
(Ubiquity Press, 2016-08)Hospital readmissions impose not only an extra burden on health care systems but impact patient health outcomes. Identifying modifiable behavioural risk factors that are possible causes of potentially avoidable readmissions ... -
The design and characterization of a digital optical breast cancer imaging system
(IEEE, 2008-08)Optical imaging has the potential to play a major role in breast cancer screening and diagnosis due to its ability to image cancer characteristics such as angiogenesis and hypoxia. A promising approach to evaluate and ... -
Computer-based Cobb angle measurement using deflection points in adolescence idiopathic scoliosis from radiographic images
(Springer London, 2019-05)Idiopathic scoliosis treatment depends on the accurate assessment of the Cobb angle, which is usually performed manually. Manual measurements, however, can lead to observer variations, which depend on the correct selection ... -
Validation of near infrared spectroscopic (NIRS) imaging using programmable phantoms
(International Society for Optics and Photonics, 2008-02)For much of the past decade, we have developed most of the essential hardware and software components needed for practical implementation of dynamic NIRS imaging. Until recently, however, these efforts have been hampered ... -
Self-referencing optical measurement for breast cancer detection
(Research Foundation of State University of New York, 2017-08)Optical data is obtained from a pair of breasts, employing a simultaneous bilateral referencing protocol, and is subsequently analyzed employing a self-referencing data analysis method. Optical measurements can be performed ... -
Objective detection of chronic stress using physiological parameters
(Springer, 2018-06)The aim of this study was to design a system to diagnose chronic stress, based on blunted reactivity of the autonomic nervous system (ANS) to cognitive load (CL). The system concurrently measures CL-induced variations in ... -
Low-cost screening system for breast cancer detection
(Research Foundation of State University of New York, 2015-07)A portable and wearable tumor detector includes a brassier and devices for enabling optical tomography in a non-clinical setting. Light emitting devices and light sensing devices are provided on the brassier, and a controller ... -
The Impact of Applying Quality Management Practices on Patient Centeredness in Jordanian Public Hospitals: Results of Predictive Modeling
(SAGE Publications, 2018-02)Targeting the patient’s needs and preferences has become an important contributor for improving care delivery, enhancing patient satisfaction, and achieving better clinical outcomes. This study aimed to examine the impact ... -
Optomechanical imaging system for breast cancer detection
(Optical Society of America, 2011-12)Imaging studies of the breast comprise three principal sensing domains: structural, mechanical, and functional. Combinations of these domains can yield either additive or wholly new information, depending on whether one ... -
Digital optical tomography system for dynamic breast imaging
(Society of Photo-Optical Instrumentation Engineers, 2011-07)Diffuse optical tomography has shown promising results as a tool for breast cancer screening and monitoring response to chemotherapy. Dynamic imaging of the transient response of the breast to an external stimulus, such ... -
A scalable and secure RFID mutual authentication protocol using ECC for Internet of Things
(Wiley Online Library, 2019-01)Very recently, Alamr et al (J. Supercomput 1-14 doi: 10.1007/s11227-016-1861-1) presented a radio frequency identifier (RFID) authentication protocol for the Internet of Things (IoT) through elliptic curve cryptography ... -
A multiserver biometric authentication scheme for tmis using elliptic curve cryptography
(Springer Link, 2016-11)Recently several authentication schemes are proposed for telecare medicine information system (TMIS). Many of such schemes are proved to have weaknesses against known attacks. Furthermore, numerous such schemes cannot be ... -
Bending analysis of the multi-phase nanocomposite reinforced circular plate via 3D-elasticity theory
(Korea science, 2021)In this article bending response of multi-phase nanocomposite (MPC) filled by circular plates (MPCCP) in the framework of the three-dimensional elasticity model under bi-directional initially stressed (BDIS) resting on ... -
Stress in Rock Slopes: Non-persistent Versus Persistent Joint Model
(Springer, Cham, 2019-11)In rock slopes prone to topple, mechanical, physical or chemical weathering might degrade the rock mass properties and compromise the stability of that rock slopes. However, the nature of the joints distribution and the ... -
Numerical Modeling of Independent versus Dependent Tensile-Frictional Strength Behavior of Synthetic Rocks with Non-continuous joints
(Research square, 2021-06)The failure mechanisms of non-continuous jointed rocks under compression loading is of great importance for the rock mechanics community; it plays an important role in understanding the fracturing pattern, the type of the ... -
Sand Shear Strength as Function of Geofiber Stabilization
(IEEE, 2022-02)In order to use Abu Dhabi sand for pavement base courses, subbase courses, subgrades, and as a foundation soil, it must possess special shear strength characteristics. The stabilization of this kind of sand is a major ... -
A Generalized Regression Neural Network Model to Predict CFA Piles Performance Using Borehole and Static Load Test Data
(Springer Berlin Heidelberg, 2022-06)This research aims to predict the downward displacement of piles as the axial loading increases and decreases to form the pile static load curves. The generalized regression neural network (GRNN) is used to predict the ... -
Empirical and numerical study of the static lateral response of socketed pile in Dubai, UAE
(Thomas Telford Ltd, 2022-08)In geotechnical engineering practice, it is often a challenging task to select a suitable method for the calculation of the lateral load capacity of piles. In Dubai, UAE piles are predominantly rock socketed with top layers ... -
Amount of fracturing inside rock slopes due to strength variation
(CRC Press, 2020)In rock slopes prone to topple, mechanical, physical, and/or chemical weathering might degrade the rock mass properties and compromise the stability of that rock slope. This paper investigates the effect of tensile ... -
Experimental observations on the effect of thermal treatment on the crack speed and mode I and II fracture toughness in brittle and ductile rocks
(Elsevier, 2022-10)The mechanical properties of rocks are greatly affected by thermal treatment, as this treatment can either improve or worsen these properties depending on the mineralogical composition. Therefore, the effect of thermal ... -
The proposed use of generalized regression neural network to predict the entire static load test
(Springer, Cham, 2018-11)In the UAE, continuous flight auger piles (CFA) are the most commonly used type of foundations to construct high rise buildings, bridges, and other heavy structures due to the high groundwater table and the weak soil/rock ... -
Predicting the entire static load test by using generalized regression neural network in the United Arab Emirates
(Springer, Singapore, 2019)In the UAE, continuous flight auger piles (CFA) are the most commonly used type of foundations. To minimize the risk of failure, of these CFA piles, mandatory expensive field tests need to be performed and the most important ... -
Factors Affecting Compressive Strength Development in Alkali-activated Slag Concrete
(IOP Publishing, 2019-09)Studies show that the production and use of ordinary Portland cement (OPC) is responsible for more than 5% of the global CO2 emission. Alkali-activated slag (AAS) has been studied for decades as potential alternative to ... -
Numerical assessment of rectangular tunnels configurations using support vector machine (SVM) and gene expression programming (GEP)
(Springer London, 2021-07)Rectangular tunnel boring machine (TBM) is applied for the tunnels’ excavation including a cross section of circular and rectangular shape within the various rocks and soil strata. Excessive structural forces, which is ... -
Stability of a rock slope susceptible to seasonal movements
(ResearchGate, 2014)A rock slope, known as the Checkerboard Creek slope located in British Columbia, Canada, is moving under the effect of seasonal temperature changes. Freezing and thawing processes are causing the rock to move at rate ... -
Smart framework for predicting drilled shaft capacity based on data mining techniques and GIS data
(IOS Press, 2015)Predicting accurately deep foundation capacity is one of the most difficult problems in Geotechnical Engineering. In Abu Dhabi, the most commonly used deep foundation underneath our buildings are drilled shafts. This paper ... -
Towards building a neural network model for predicting pile static load test curves
(EDP Sciences, 2018-02)In the United Arab Emirates, Continuous Flight Auger piles are the most widely used type of deep foundation. To test the pile behaviour, the Static Load Test is routinely conducted in the field by increasing the dead load ... -
EFFECT OF STRENGTH PROPERTIES ON DISPLACEMENT MAGNITUDE AND FRACTURING AMOUNT INSIDE A LARGE OPEN PIT PRONE TO TOPPLING
(ResearchGate, 2019)The study has presented a sensitivity analysis of a rock mass prone to toppling due to the variation of the strength parameters. The data from the Lornex pit at the Highland Valley Copper Mine, Canada, was used to calibrate ... -
A Comparative Analysis of Hybrid Computational Models Constructed with Swarm Intelligence Algorithms for Estimating Soil Compression Index
(Springer Netherlands, 2022-05)The determination of the compression index (Cc) of clay through oedometer tests is time-consuming and expensive. To replace the practice of conducting laboratory oedometer tests, this study presents a comparative analysis ... -
Metamaterials with giant and tailorable nonreciprocal elastic moduli
(American Physical Society, 2020-07)Natural nonlinear materials, e.g., biological materials and polymers, are mechanically weak. It has been a major challenge to develop a nonlinear material with potential mechanical applications. Here, we develop a nonlinear ... -
Numerical modeling of buckling rock movement
(Research Gate, 2011)Different modes of rock slope movement have been observed in the field on both anaclinal and cataclinal slopes in sedimentary rocks. In such layered slopes, the orientation of the main set of discontinuities relative to ... -
State of the art, reconstruction of damaged zones: transitory stresses effect and factors controlling rock mass stability
(ResearchGate, 2018)For the last three decades, many countries in the Middle East have been bombarded by wars. In these damaged zones, removing of destruction debris and the effect of the direct impact of blasts might trigger rock mass ... -
Predicting the pile static load test using backpropagation neural network and generalized regression neural network–a comparative study
(Taylor & Francis, 2021-08)In this paper, two neural network models; the Back Propagation Network, and the Generalized Regression Neural Network were built to predict the downward displacement of the entire static load test for Continuous Flight ... -
Modeling yield propagation of jointed synthetic rock
(OnePetro, 2016-08)To investigate the failure of non-continuous jointed rocks under compression loading, many researchers have performed uniaxial and biaxial compression tests. In this paper, I simulated numerically the behavior of artificial ... -
Novel integration of extreme learning machine and improved Harris hawks optimization with particle swarm optimization-based mutation for predicting soil consolidation parameter
(Elsevier, 2022)The study proposes an improved Harris hawks optimization (IHHO) algorithm by integrating the standard Harris hawks optimization (HHO) algorithm and mutation-based search mechanism for developing a high-performance machine ... -
Progressive failure mechanisms in a slope prone to toppling
(Research Gate, 2011-09)The Checkerboard Creek rock slope is located upstream of the Revelstoke hydroelectric dam, British Columbia, Canada. Annual surface movements of approximately 10 mm have been recorded over the past 25 years. The movement ... -
Modeling of rocks under direct shear loading by using discrete element method
(Research Gate, 2012-01)The geometrical properties are of great concern in characterizing a rock mass. The blocks in a rock mass are formed by flaws with different patterns formed in nature under different geological circumstances. One of the ... -
Rock slopes processes and recommended methods for analysis
(International Journal of GEOMATE, 2016)The stability of rock slopes is of great concern in many engineering projects, for example; road cuts, foundations, retaining walls, and dam excavation. Generally, rock slopes susceptible to instability could be divided ... -
A discrete element damage model for rock slopes
(OnePetro, 2007)A modelling approach for rock slopes is proposed that is based on discrete element formulation. This model allows damage to occur and propagate within intact rock blocks and along discontinuous joint sets. The model uses ... -
The effect of tensile strength on the stability of rock slopes
(ERA, 2009)The stability of a rock slope is generally considered a function of the shear strength of the rupture surface. In natural slopes the rupture surfaces are often discontinuous and may be composed of fractures and joints ... -
Fracture mechanisms of offset rock joints-A laboratory investigation
(Kluwer Academic Publishers, 2004-12)To study the failure mechanisms of joints and rock bridges in jointed rock masses a series of uniaxial compression tests were performed on specimens made of rock-like material. Specimens of size 63.5 cm × 27.9 cm × 20.3 cm, ... -
The proposed use of generalized regression neural network to predict the entire static load test
(Springer, Cham, 2018-11)In the UAE, continuous flight auger piles (CFA) are the most commonly used type of foundations to construct high rise buildings, bridges, and other heavy structures due to the high groundwater table and the weak soil/rock ... -
Rheology of superplasticized cement paste and concrete subjected to high temperature and prolonged mixing time
(ResearchGate, 2010)The rheological properties of fresh cement paste and concrete incorporating polycarboxylate- based superplasticizer were investigated as a function of the mixing time, temperature, and superplasticizer dosage. Cement paste ... -
Genetic algorithm-based yield stress equations for concrete at high temperature and prolonged mixing time
(ResearchGate, 2009-08)Experiments were designed to investigate the flow behavior of portland cement paste and concrete incorporating superplasticizers. The paste and concrete mixtures were subjected to prolonged mixing for up to 110 min at high ... -
Investigation on rheology of cement paste and concrete at high temperature
(2009)The objective of this research is to explore the important mechanisms that control the rheology of cement paste and concrete incorporating various chemical admixtures and subjected to high temperature and prolonged mixing ... -
Genetic algorithm rheological equations for cement paste
(ICE Publishing, 2010-05)The rheological behaviour of cement pastes incorporating superplasticisers is influenced by the ambient temperature and mixing time; which is critical for hot weather concreting. Rheological parameters including yield ... -
Predicting the rheology of self-consolidating concrete under hot weather
(ICE Publishing, 2017-03)The flow behaviour of self-consolidating concrete (SCC) incorporating several types of supplementary materials was investigated under hot weather conditions (25–40°C) and prolonged mixing (up to 110 min). Experiments were ...
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