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Browsing PhD theses : Computer Science and Information Technology by Issue Date

Browsing PhD theses : Computer Science and Information Technology by Issue Date

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  • An Approach for Heterogeneous Distributed Database Systems Integration 
    Ali, Mohamed Osman; Supervisor - Izzeldin Mohamed Osman (Sudan University of Science and Technology, 2004-06-26)
    This thesis presents a new novel approach for unifying processing while preserving heterogeneity among databases. To date, distributed database models attempt to achieve unification of processing and heterogeneity by using ...
  • كفاءة الحاسوب في التدريس الجامعي 
    حمد, عفاف ميرغني حسن; مشرف - عزالدين محمد عثمان (جامعة السودان للعلوم والتكنولوجيا, 2005-12-01)
    هذه دراسة تجريبية للمقررات التي تدرس الكترونياً في التعليم الجامعي و,تشمل اجراء عدد من التجارب الحقيقية في السودان والمملكة العربية السعودية وقد توصلت الدراسة الى الاتي: - -i ليس هناك فرق ذا دلالة واضحة في التحصيل ...
  • Design and Modeling Of A Dependable Network 
    Mahmoud, Muawia Mohamed Ahmed; Supervisor - Sid Ahmed Ibrahim (Sudan University Of Science and Technology, 2006-01-01)
    As networks become a part of our lives, we are becoming dependent on them, and thus we need them to be highly dependable. Dependability is an important requirement in network's design and operation. This thesis introduces ...
  • An Approach for Feature Extraction and Selection To Detect Unsolicited Bulk Email " SPAM" 
    Ahmed, Ahmed Khalid; Supervisor - Izzeldain mohamed osman (Sudan University of Science and Technology, 2007-04)
    The growing problem of unsolicited bulk email known as spam has generated an increasing need for reliable anti-spam filters. Filters of this type have so far been based mostly on manually constructed keyword patterns. ...
  • The RB+-tree: A Multi-Dimensional Index for Spatial Databases 
    Fekihal, Mabruk A. Abusaa (Sudan University of Science and Technology, 2007-06-29)
    Spatial data consists of multi-dimensional data represented by points, lines, rectangles, polygons, and volumes. Spatial databases used in various application including computer vision, computer-aided design, solid modeling ...
  • نمـوذج مقتـــرح لتطوير المحتوى الإلكتروني للتعلــم المدمـــج في ضوء تجربة جامعة القدس المفتوحة 
    عبد حمايل,ماجد عطاالله; مشرف - عزالدين محمد عثمان (جامعه السودان للعلوم والتكنولوجيا, 2008-06-29)
    هدفت هذه الدراسة إلى اقتراح أنموذج لتطوير المحتوى الإلكتروني للتعلم المدمج، حيث توصل الباحث إلى 138 معيارا موزعة على أبعاد النموذج المقترح الثمانية وهذه الأبعاد هي: بعد التخطيط والتنظيم، والبعد التربوي، والتصميمي، والتقني، ...
  • منظومة مُوحّدة لإدارة نظم القنوات المصرفية المتعددة 
    إبراهيم, أسامة أحمد; مشرف - عزالدين محمد عثمان (جامعه السودان للعلوم والتكنولوجيا, 2009-03)
    ناقش البحث التحديات التي تواجه إنشاء و إدارة القنوات الإلكترونية المتعددة للمصارف بكفاءة وما تسببه من مشاكل مثل إختلاف مصادر المعلومة الواحدة باختلاف القناة وعدم تنسيق برمجيات القنوات المختلفة مع بعضها البعض. كما خلق تنوع ...
  • An Integrated Model for the Quality in Use (QiU) of Mobile Government Systems 
    Osman, Nisreen Beshir; Supervisor - Izzeldin Mohammed Osman (Sudan University of Science and Technology, 2010-11-25)
    Mobile government systems have become a very important channel of government services delivery to citizens, business, and other governmental organizations. However, the Quality in Use of mobile systems that is the capability ...
  • A Simple Off - Line Signature Verification Method Using Geometrical Features 
    Abdel Rhman, Saad Mamoun; Supervisor - Izze Eldin Mohamed Osman Co Supervisor - Saifeldain Fatoh (Sudan University of Science and Technology, 2011-02)
    This study presents an off-line signature verification system. The verification is based on geometrical and grid features through conducting two tests. The first one uses geometrical features using four border points in ...
  • Text-Independent Speaker Identification Using an Improved Hidden Markov Model 
    Abdullah, Sayed Jaafer; Supervisor - zzeldin Mohamed Osman Co-Supervisor - Mohamed Elhafiz Mustafa Musa (Sudan University of Science and Technology, 2012-01-01)
    In this thesis, we attempted to build speaker identification system. The purpose of this thesis is to improve the performance of speaker identification system based on hidden Markov model classifier. We proposed an approach ...
  • A Novel Model of Trade Points e-Payment for Sudan 
    Abdelgadir, Siddig Yousif; Supervisor - zzeldin Mohamed Osman Co- Supervisor Mohamed Ahmed El- Affendi (Sudan University of Science and Technology, 2012-02-01)
    Needs arises today for the new electronic payments means especially in big cities to pay daily transactions and services bills like: telecom, electricity, water, medical care and education through a fast and easy ways such ...
  • one class CLassification for automatic reading of arabic forms 
    Elshiekh, Magdi Kamal Eldin; Supervisor - IZZELDIN M. OSMAN (Sudan University of Science and Technology, 2012-02-25)
    One of the important theses of research at the present time is for computer systems to get rid of the conventional input devices (such as keyboards). This issue is closely related to the language with which the system ...
  • a Hidden Markov Models-based offline Arabic handwritten Names recognition system using variable number of states 
    WAHBY, TALAAT MOHYELDIN; Supervisor - IZZELDIN MOHAMED OSMAN Co -Supervisor - MOHAMMED E. M. MUSA (Sudan University of Science and Technology, 2012-03-06)
    This thesis investigates the effect of the structure of the Hidden Markov Models (namely number of states) on the performance of an offline recognition system for handwritten Arabic names. According to the proposed ...
  • SOUND RECOGNITION FOR SELECTED VERSES OF THE HOLY QURAN 
    ELAMIN, ASHRAF MOHAMMED ABDALLAH; Supervisor - ISMAIL EL-AZHARY (Sudan University of Science and Technology, 2012-05-01)
    In this study of sound recognition for selected verses of the Holy Quran, five verses selected from the Holy Quran. This done as a small number of verses contains all the Arabic phonemes. One hundred recitations of each ...
  • A method for Securing PINs and Passwords Using Keystroke Dynamics Biometric 
    Awad, Sally Dafa Alla; Supervisor - Izzeldin Mohamed Osman (Sudan University of Science and Technology, 2012-05-03)
    This research investigates the use of the keystroke dynamics biometric as an added security for passwords and PINs (Personal Identification Numbers) used in POS (Points of Sale), banking Automatic Teller Machines (ATM) and ...
  • Detecting Similarity Among Multiple Data Sources For Categorized DATA 
    Mohamed, Gamal Saad; Supervisor - Awad EL-Kareem Mohammed Yousof (Sudan University of Science and Technology, 2012-09-01)
    Efficient techniques to detect similar data in many data sources has become one of the most important and challenging issues in many areas such as Data Base, Bioinformatics and Data Mining.In this research, a three phase ...
  • Two Proposed Algorithms To Improve Mobile Browsing Using Text Summarization And Cache Management 
    Bashir, Onytra Abbass; Supervisor - Izzeldin Mohammed Osman (Sudan University of Science and Technology, 2012-10-14)
    Mobile devices have recently become the favorite way for providing services. Mobile Internet access suffers from many problems of which are limited battery power, limited bandwidth, high mobility, and an increasing degree ...
  • استخدام تنقيب البيانات لمحاكاة النظم المعقدة (نموذج تطبيقي لخزان خشم القربة) 
    محمود, الشفيع جـعـفـر; مشرف - موسى حسب الرسول السيد مشرف م - امير عبدالفاتح احمد عيسى (جامعه السودان للعلوم والتكنولوجيا, 2013-02-20)
    عد خزان خشم القربة أحد أهم مشاريع التنمية بالسودان، حيث صمم بسعة 1.3 مليار متر مكعب من المياه تستخدم لري مشروع حلفا الجديدة الزراعي ومصنع سكر حلفا بالإضافة لشرب الإنسان والحيوان بالمنطقة. بتقادم الزمن، وبفعل عدة عوامل ...
  • DETECTION OF BLACK HOLE ATTACK ON AODV ROUTING PROTOCOL ON MANET USING STATISITCAL ANOMALOUS DETECTION WITH DYNAMIC TRAINING 
    ALI, ASMA AHMED; Supervisor - Izzeldin Mohamed Osman CO Supervisor - Yahia Abdallah Mohamed (Sudan University of Science and Technology, 2013-04)
    Mobile Ad Hoc network (MANET) is an autonomous collection of mobile nodes that communicate with each other without any pre-existing infrastructure. The lack of central authority or infrastructure and the mobility nature ...
  • Online Arabic Handwriting Recognition 
    Abd Alshafy, Hozeifa Adam; Supervisor - Izzeldin M. Osman Co- Supervisor Mohamed E. M. Musa (Sudan University of Science and Technology, 2014-02)
    This thesis presents a novel system approach of online Arabic handwriting recognition as well as datasets of online Arabic handwriting. To fill the gap and shortage of standard online Arabic handwriting datasets, the ...

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