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Browsing FACULTY OF NATURAL & APPLIED SCIENCES by Title

Browsing FACULTY OF NATURAL & APPLIED SCIENCES by Title

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  • Keyrouz, Karam (Notre Dame University-Louaize, 2018-02)
    Nearly 1.3 million people die in road crashes each year and 20 to 50 million people are injured or disabled. This made automated car accident prevention and detection a topic of extreme interest worldwide. However, as of yet, the different systems that have been proposed and implemented, do not take underdeveloped countries into account despite their greater need. This is probably due to the fact that this problem is already hard enough to tackle without adding more constraints to it. In addition, these constraints have not been identified and lack of awareness regarding the importance of this ...
  • Azzi, Dany; El Hajj, Maya (Axiom Academic Publishers, 2023)
    Considering the recent paradigm shift in education brought about by the Covid-19 pandemic, educational institutions have shifted to optimizing the use of technology for distance teaching and learning. This shift has propelled educational institutions worldwide to experiment with innovative teaching and learning methods—a de facto measure employed to ensure educational continuation previously disrupted by pandemic-related closures. Lebanon is not an atypical case; in addition to the pandemic, closures have been inflicted on the education sector by the events of October 17, 2019, and the ...
  • Tauk, Ziad (Notre Dame University-Louaize., 2009-12)
    Retail space planning is an accurate and complex process affecting the overall performance of a retail environment. Such task, confronting large retailers consisting of huge malls and hypermarkets, appears infinite in the absence of a complete automated process, starting from the store plan generation, passing by the optimal product assortment and finishing with the product-to-shelf allocation problem. Moreover, the ever-changing factors affecting the retail space planning process, such as merchandising rules, competitive strategies and consumer behavior require continuous follow-up and optimization ...
  • Sahakian, Joseph Ohannes (Notre Dame University-Louaize, 2020-09)
    Ceratitis capitata or the Mediterranean fruit fly (medfly) is a highly invasive and destructive pest due to its tolerance of various climatic and environmental conditions as well as broad host range, including hundreds of fruits and vegetables. Medfly has a great economic impact on fruit production, national market and world trade. The population in Lebanon has been on the rise since 2007 due to several factors including optimal climate and host conditions, insecticide resistance, and negligent regulatory and detection measures during fruit harvest and transportation. Medfly infestation in Lebanon ...
  • El-Jerdy, Firas François (Notre Dame University-Louaize, 2022-07)
    Quantum key distribution uses special purpose hardware and quantum mechanics to distribute cryptographic keys in a system for its usage in a classical symmetric key scheme for encryption and decryption. There are two appeals for going to such length of creating special hardware and utilizing quantum mechanics to distribute keys over parties. First, detecting eavesdropping on communication due to the fundamental properties of photons governed by quantum mechanics. Second, offering a solution to the byproduct effect of quantum computers breaking the most common asymmetric schemes (Transport Layer ...
  • Shammas, Shady J. (Notre Dame University-Louaize, 1999)
    Over the last few years, LAN technologies have been driven by the need to support an increasing number of users as well as bandwidth intensive applications. As new and existing network applications evolve to embrace high-resolution graphics, video and other rich media types, pressure is growing at the desktop, the server, the hub and the switch for increased bandwidth. All this has led to new network protocols needed to support the amount of information required. In this thesis, we will briefly review conventional networking protocols and internetworking devices. Then we present a table comparing ...
  • Farah, Fahed E. (Notre Dame University-Louaize, 2005)
    The purpose of this thesis is to discuss the methods used to evaluate open source software in content management systems, and take a real case using open source content management software and illustrate the problem, evaluate the software, apply the evaluation methods and study its features. The software in this case is called Zope, which is an open source software application server used to design and build content management systems, intranets, portals and applications that are traditionally used. This software is written in the Python language, one of the most highly efficient object oriented ...
  • Nouhra, Virona (Notre Dame University-Louaize, 2018)
    In the last few years, Cloud Storage has taken a new turn in becoming the latest trend to create a huge impact in the IT world. Amazon Drive is a cloud storage mobile applications created by Amazon. This application provides online and easy access to documents, music, photos and videos saved in your cloud drive. Due to the importance and widespread of the cloud, not only regular users, but also criminals have taken advantage of the services provided by this new technology to commit digital crimes. Digital forensics is a branch of forensic sciences that aims at ...
  • Al Kadi, Monica (Notre Dame University-Louaize, 2019)
    Geometric measure theory was developed in the second half of the 20th century to manipulate the structure and regularity questions in the calculus of variations. The main goal of this thesis is to introduce the theory of " rectifiability of sets". Rectifiable sets are considered smooth in a certain measure theoretic sense. Rectifiable sets are basic concepts in geometric measure theory. Their theory began with the study and determination of length, area or volume of sets in Euclidean space. Rectifiable sets have many of the desirable properties that smooth sets have. In this thesis, we will ...
  • Bou Kaed Bey, Heba Badri (Notre Dame University-Louaize, 2019)
    Geometric measure theory could be described as differential geometry, generalized through measure theory to deal with maps and surfaces that are not necessarily smooth, and applied to the calculus of variations. Geometric measure theory is important because it studies sets, their variation and their boundaries (from the measure theoretic sense). In particular, a very interesting branch in Geometric measure theory, is the sets of locally finite perimeter. Just as their name actually shows, these sets are essentially sets whose perimeter is (locally) finite. In this thesis we start by giving a ...
  • Hamam, Samer (Notre Dame University-Louaize., 2015-02)
    Student academic advising is an educational decision support process required nowadays to be automated for both the student and advisor to speed up the planning process of course registration by finding out the optimal sequencing or prioritization of students degree requirements to enroll in for next semesters based on their academic standing in a way that suits students’ interests and meets overall graduation requirements within a time frame. This thesis integrated all the rules and constraints from all precedent references relevant to this subject that impacts the scheduling process and proposed ...
  • Sarkis, Monira (Notre Dame University-Louaize, 2018)
    Gold nanoparticles (AuNPs) with an estimate diameter of 25 nm have been synthesized and characterized using ultraviolet-visible spectroscopy (UV-Vis), dynamic light scattering (DLS) and Zeta potential measurements. AuNPs were coated with D2B, a monoclonal antibody recognizing an extracellular epitope of the human prostate specific membrane antigen (hPSMA). Binding of D2B to PSMA induces endocytosis of the latter, thereby marking PSMA as a docking site for the delivery of therapeutic agents. To attain a stabilized and covalent bond between D2B and AuNPs, the sulthydryl group (SH) in a cysteine ...
  • Al Ghandour, Maria Gerges (Notre Dame University-Louaize, 2021)
    In today's world, protecting information has become one of the most difficult tasks. Cyber security events and data breaches continue to be expensive events that affect people and businesses all around the world. A breach occurs when sensitive information is accessed. Moreover, cyber threats are constantly evolving in order to take advantage of online behavior and trends, especially when teleworking has become a necessity due to the global invasion and prevalence of the Coronavirus disease 2019 during the past two years. Therefore, the necessity for cyber insurance, which covers the liability ...
  • Mansour, Mélanie (Notre Dame University-Louaize, 2019)
    Big data is an evolved term for large volume of unstructured, semi-structured and structured data having the potential to be used and mined for information in machine learning projects and other advanced analytics applications. Big data is the new driver of the world societal changes and economic. The world’s data collection is reaching a tipping point for major technological changes that can bring different ways in finance, decision-making, cities, managing our health, and education. Latest technological improvements in computing, data handling, data storage, and trading have transformed the ...
  • Akiki, Pierre (Notre Dame University-Louaize, 2007)
    The term spatial data signifies all geometric objects of different dimensions and the relations that could bind these objects together. Spatial data is, in general, divided into two parts: crisp spatial data and vague spatial data. Crisp spatial data has determinate coordinates and boundaries, whereas vague spatial data has indeterminate ones. The demand for spatial data support in database management systems is growing every day, yet not all commercial products provide spatial data support natively, and those that do merely provide it partially. Since database management systems are at the heart ...
  • Gemael, Nader A. (Notre Dame University-Louaize, 2018-05)
    Cloud computing ecosystem is one of the trends currently being discussed in the domain of information technology and computing. Computing ecosystem allows smart usage of technology which means unneeded resources are saved such as power, computing resources, spaces for datacenters as well as saving huge amount of CO2 and electric circuit boards and machines. Cloud federation and its underlying techniques, is considered role model in sharing and expanding cloud business to provide better and cheaper services for end-users. In this thesis, we will survey and compare existing Identity Access Management ...
  • Hajj Sleiman, Jana (Notre Dame University-Louaize., 2019-02)
    Exoplanets are planets orbiting stars other than our Sun. During their motion around their star, due to gravitational effects, and due to the planet’s thermal and reflective radiation, small variations in the lightcurve could be detected (Esteves et al. 2015). Phasecurves are small-scale variations in planetary flux that arise from an exoplanet’s motion around its host star. If detected, the phasecurve can lead to determining the planet’s mass, its albedo, and it can give us an idea about its atmosphere. In this work we aim to detect these variations in the data from the K2 mission. To do this we ...
  • Maalouf, George Emmanuel (2020)
    Purpose: With the rapid increase in respiratory illnesses and pollution, face masks such as clothe masks, N95 masks, and surgical masks are becoming increasingly more common in everyday life. The recent SARS-CoV-2 outbreak has led to the exponential worldwide use of these masks in everyday activities. However, little is known about the effects of these masks on maximal oxygen consumption during exhaustive exercise. Methods: 11 Athletic individuals and 7 recreational individuals were recruited and took part in the 20 m shuttle run test, also known as the “beep test”, while wearing surgical masks ...
  • Matar, Rana (Notre Dame University-Louaize, 2020-10)
    Pollution has long been a burden to humanity, and among the most prominent types is plastic pollution. Plastics have been an expedient source for human activity and progress, however its large carbon footprint and harmful effects on animals, humans and habitats outweighs its advantages. Despite recycling efforts, plastic’s non bio-degradability continues to harm the environment. Bioremediation has been the most recent endeavor in managing plastic pollution, where recently discovered microorganisms have shown the capacity to break down different types of plastics. This paper highlights all ...
  • Jurascovitch, Elie M. (Notre Dame University-Louaize, 2002)
    The purpose of this thesis is to study distributed applications in the context of heterogeneous clients (Web browser, mobile) and business-to-business (B2B) integration. Two distributed architectures, leaders of the distributed applications market are presented and compared: Microsoft's .NET, and Sun's Java Enterprise Java Beans (J2EE). After this comparative study, we chose .NET to develop an e- commerce application (Jurasco Style electronic shop) in order to outline the major application architectural issues and solutions offered by .NET technology. Our study also shows how the .NET Jurasco ...

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