Mohamed Khalifa

ORCID: 0009-0008-9195-9060
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About
Contact & Profiles
Research Areas
  • Non-Destructive Testing Techniques
  • Video Surveillance and Tracking Methods
  • Fatigue and fracture mechanics
  • Anomaly Detection Techniques and Applications
  • Numerical methods in engineering
  • Software Engineering Research
  • Innovative Teaching and Learning Methods
  • Cloud Computing and Resource Management
  • Structural Integrity and Reliability Analysis
  • Human Pose and Action Recognition
  • Privacy-Preserving Technologies in Data
  • Online Learning and Analytics
  • Semantic Web and Ontologies
  • Groundwater flow and contamination studies
  • Educational Games and Gamification
  • Automated Road and Building Extraction
  • Medical Image Segmentation Techniques
  • Stability and Controllability of Differential Equations
  • AI-based Problem Solving and Planning
  • Data Management and Algorithms
  • Contact Mechanics and Variational Inequalities
  • Engineering Diagnostics and Reliability
  • Privacy, Security, and Data Protection
  • Distributed and Parallel Computing Systems
  • Differential Equations and Boundary Problems

Toulon Var Technologies (France)
2024

Ain Shams University
2007-2023

Kafrelsheikh University
1994-2023

Egyptian Russian University
2017-2022

Alexandria University
2022

Taif University
2022

Institute of Aviation Medicine
2021

Zagazig University
2011-2020

Benha University
1992-2015

St. John's University
2009-2015

Data sets dealing with the same medical problems like Coronary artery disease (CAD) may show different results when applying machine learning technique. The classification accuracy and selected important features are based mainly on efficiency of diagnosis analysis. aim this work is to apply an integration analysis applied data targeting CAD disease. This will avoid missing, incorrect, inconsistent that appear in collection. Fast decision tree pruned C4.5 where resulted trees extracted from...

10.1016/j.procs.2015.09.132 article EN Procedia Computer Science 2015-01-01

During the Coronavirus pandemic, e-learning systems have proven to be an essential pillar for education. This raises surface what many studies addressed earlier; creating a platform that completes traditional classroom work and maximizes effectiveness of learning outcomes. Striving achieve such platform, considered gamifying personalizing educational resources adaptation as per intended learners through intensive analytics. But was learner really part process taking place? Learning analytics...

10.1109/access.2020.3034284 article EN cc-by IEEE Access 2020-01-01

In this research, the authors examine factors affecting use of product development methods. Based on established behavioral theories, they develop and test a model that can explain, hence predict, extent Although their be adapted to any process, apply it software development. To model, combined effects number important usage contribute depth breadth two approaches: waterfall prototyping. Two main constructs, process quality facilitating conditions, are found drivers method usage. The...

10.1109/17.865904 article EN IEEE Transactions on Engineering Management 2000-01-01

The analysis of human activities is one the most interesting and important open issues for automated video surveillance community.In order to understand behaviors humans, a higher level understanding required, which generally referred as activity recognition.While traditional approaches rely on 2D data like images or videos, development low-cost depth sensors created new opportunities advance field.In this paper, system recognize using 3D skeleton joints recovered from RGB-D cameras...

10.15849/icit.2015.0103 article EN 2015-04-30

Evaluate the effect of topical application autologous platelet-rich plasma (PRP) in primary repair complete cleft palate and then compare result with another group patients using same surgical technique, without PRP regard to incidence oronasal fistula, velopharyngeal closure, grade nasality.Case control study.This study was carried on 44 children age range from 12 23 months. The were divided into two age- gender-matched groups: All subjected technique V-Y pushback palate. In A (22...

10.1002/lary.25868 article EN The Laryngoscope 2016-04-14

DNA cryptography is a new promising direction in research that emerged with the progress computing field. Traditional cryptographic systems have long legacy and are built on strong mathematical theoretical basis. So, an important perception needs to be developed not negate tradition, but create bridge between existing technology. The power of will strengthen security by opening up possibility hybrid system. In our work, we presenting DNA-based design implementation "Advanced Encryption...

10.1109/intelcis.2015.7397250 article EN 2015-12-01

article Free AccessViewpoint: exploring the telecommuting paradox Authors: Mohamed Khalifa City Univ. of Hong Kong, Kong KongView Profile , Robert Davison Authors Info & Claims Communications ACMVolume 43Issue 301 March 2000pp 29–31https://doi.org/10.1145/330534.330554Published:01 2000Publication History 5citation2,423DownloadsMetricsTotal Citations5Total Downloads2,423Last 12 Months210Last 6 weeks15 Get Citation AlertsNew Alert added!This alert has been successfully added and will be sent...

10.1145/330534.330554 article EN Communications of the ACM 2000-03-01

Recognizing human activity is one of the important areas computer vision research today. It plays a vital role in constructing intelligent surveillance systems. Despite efforts past decades, recognizing activities from videos still challenging task. Human may have different forms ranging simple actions to complex activities. Recently released depth cameras provide effective estimation 3D positions skeletal joints temporal sequences maps. In this paper, system for recognition proposed. We...

10.14299/ijser.2015.01.024 article EN International Journal of Scientific and Engineering Research 2015-01-25

Purpose – The purpose of this paper is to propose a quantitative model for risk-based maintenance and remaining life assessment gas turbines. Design/methodology/approach proposed uses historical failure repair data from the operation time turbines modeled using Weibull distribution. Findings total risk estimated considering replacement cost, turbine value after specified period time. Originality/value an effective tool make optimal decisions regarding strategy (repair or replacement) assess...

10.1108/jqme-12-2012-0047 article EN Journal of Quality in Maintenance Engineering 2015-02-17

Gamifying the educational systems implies application of gaming rules in a non-gaming context. This has positively-affected success and engagement learners learning process. The styles work as an important factor for better definition preferred way learner to learn, resulting adaptable system that understands needs learner, with teaching draw his attraction continue learning. In this paper, we discuss state-of-art principles needed serious gamification, investigate main concepts required...

10.1109/intelcis.2017.8260061 article EN 2017-12-01

Abstract Research results concerning the use of computer-aided software engineering (CASE) tools and their impact on system development performance have been largely contradictory. Our objective in this study was to gain a better understanding factors influencing CASE explore relation between degree resulting performance. We constructed model explaining contribution different its subsequent effect based sound theories human behavior. then tested empirically with survey. Data collected from...

10.1207/s15327744joce1403_01 article EN Journal of Organizational Computing and Electronic Commerce 2004-08-04
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