Browsing 09 Engineering by Author "Agbinya Johnson"

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Browsing 09 Engineering by Author "Agbinya Johnson"

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  • Analyzing usability alternatives in multi-criteria decision making during ERP training 
    Mahadevan Venkatesh; Agbinya Johnson; Braun Robin (IEEE, 2006)
    Lack of high-level usability awareness often leads the e-business communities to a missing relative assessment of capability of collaborative businesses effectively in terms of achieving strategic and competitive advantages. ...
  • Ant-Based Topology Convergence Algorithms for Resource Management in VANETs 
    Chiang Frank; Chaczko Zenon; Agbinya Johnson; Braun Robin (Springer, 2007)
    Frequent changes caused by IP-connectivity and user-oriented services in Inter-Vehicular Communication Networks (VCNs) set great challenges to construct reliable, secure and fast converged topology formed by trusted mobile ...
  • Architectures of Moving Wireless Networks 
    Sandvik Stine; Navarrete Guzman Gina; Agbinya Johnson (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2004)
    This paper presents architectures of mobile wireless ad hoc networks on platforms and a design solution. Three architectures are discussed including a moving wireless network in a fleet of on land-based vehicles, a ...
  • Artificial Immune System Inspired Danger Modelling in Wireless Mesh Networks 
    Mohamed Mowjoon Mahira; Agbinya Johnson; Chaczko Zenon; Braun Robin (IEEE, 2008)
    In recent years wireless mesh network (WMN) technologies and its applications have been actively researched and developed as the promising solution for future wireless mobile networks. On the other hand security of WMN is ...
  • Brief overview of technology and applications in railway operator safety 
    Lal Saroj; Lal Shailendra; Fisher P; Penzel Thomas; Agbinya Johnson (IEEE Xplore, 2011)
    Technology used to develop safety measures and driver interactive systems is crucial in the railway environment. It is important to understand train driver risk factors which can be detrimental to driver and passenger ...
  • Business Process Re-engineering in Saudi Arabia: A Survey of Understanding and Attitudes 
    Rahali Essam; Chaczko Zenon; Agbinya Johnson; Chiu Christopher (IEEE CPS, 2008)
    This survey was conducted in the Kingdom of Saudi Arabia (KSA) to investigate the level of awareness of BPR. Respondents (customers, employees, and managers) had different educational backgrounds and were from private and ...
  • A Comprehensive Analytical Model for Video over IP in Telecollaboration Business System Environments 
    Mahadevan Venkatesh; Chaczko Zenon; Agbinya Johnson (University of Technology Sydney, Australia, 2007)
    This paper proposes the emerging Telecollaboration (TC) business system environments supported by Video over IP applications, thus contributing the measurement of user experience. Initially, a simple but comprehensive ...
  • Digital Environment IdentiTY (DEITY) System for Online Access 
    Agbinya Johnson; Islam Rumana; Kwok Chanda (IEEE CPS, 2008)
    This paper is a study of digital identity management system with specific emphasis on its implementation using a set of credentials. In our study we propose a credentials attributes mapping technique, the so-called common ...
  • Faults and Service Modelling for Cellular Networks 
    Agbinya Johnson; Kogeda Paul; Omlin Christian (South African Telecommunication Networks and Applications Conference, 2004)
    This paper summarises work in progress and reports on preliminary results on fault-service modelling. A clustering of faults is used to model real faults logged by a cellular communications company through its operations ...
  • A Framework for Confronting Key-swapping Collusion Attack on Random Pairwise Key pre-distribution schemes for distributed sensor networks 
    Tran Thanh Dai; Agbinya Johnson (IEEE, 2008)
    Random pairwise key pre-distribution schemes have been adopted extensively as a preferred approach to pairwise key agreement problem in distributed sensor networks. However, their practical applicability is threatened by ...
  • Hand Pose Biometrics Models 
    Agbinya Johnson (The Institute of Electrical and Electronic Engineers Inc (IEEE), 2004)
    This paper presents three characteristic models using vectors describing the human hands. They are the radial geometric model, hand geometry equations and hand deformation models. The models are based on measurements ...
  • A New Address Allocation Scheme and Planning of Personal Area and Sensor Networks 
    Agbinya Johnson; Agbinya Mary (IEEE CPS, 2008)
    This paper proposes a new addressing scheme for personal area and sensor networks with Zigbee. The method is based on arithmetic series and avoids address duplication and wastage. Problems associated with skip distance ...
  • A New Framework of Establishing Trust in Wireless Sensor Networks 
    Momani Mohammad; Agbinya Johnson; Navarrete Guzman Gina; Akache Mahmood (ICCCE, 2006)
    This paper introduces a new framework of establishing trust in Wireless Sensor Networks based on the quality of services characteristics expected to be fulfilled by nodes. A new algorithm of calculating trust values ...
  • A New Vertical Handoff Decision Algorithm for Next Generation Wireless Networks 
    Nkansah-Gyekye Yaw; Agbinya Johnson (IEEE CPS, 2008)
    The integration of diverse but complementary cellular and wireless technologies in the next generation wireless networks requires the design of intelligent vertical handoff decision algorithms to enable mobile users equipped ...
  • Non-Destructive Sensing of Food Material Using Radio Frequencies 
    Mabuza Phumzile; Agbinya Johnson; Biermann Elmarie (IEEE, 2008)
    This paper reports on preliminary research on food sensing based on evaluation of the electrical properties of food materials at radio frequencies with a focus on determining the quality and life time of the food materials ...
  • Optical flow based analyses to detect emotion from human facial image data 
    Besinger Axel; Sztynda Tamara; Lal Saroj; Duthoit Carmen; Agbinya Johnson; Jap Budi Thomas; Eager David; Dissanayake Gamini (Expert Systems with Applications, 2010)
    Artificial recognition of facial expression has attracted a lot of attention in the last few years and different facial expression detection methods have been developed. The current study uses a feature point tracking ...
  • An Optimum Vertical Handoff Decision Algorithm for UMTS-WiMAX 
    Gyekye-Nkansah Yaw; Agbinya Johnson (IFIP, 2008)
    The integration of diverse but complementary cellular and wireless technologies in the next generation of wireless communication systems requires the design of intelligent vertical handoff decision algorithms to enable ...
  • An Optimum Vertical Handoff Decision Algorithm for UMTS-WLAN 
    Gyekye-Nkansah Yaw; Agbinya Johnson (Telkom South Africa, 2008)
    The integration of diverse but complementary cellular and wireless technologies in the next generation of wireless communication systems requires the design of intelligent vertical handoff decision algorithms to enable ...
  • PartIII WiMAX and LTE Link Budget 
    Agbinya Johnson; Masihpour Mehrnoush (River Publishers, 2009)
    Network planning provides information on the feasibility of network role out. Specifically some of the information is on the estimate of the optimum number of base stations, the location of the base stations and antennas, ...
  • PartII Planning and dimensioning of WiMAX and LTE 
    Agbinya Johnson; Masihpour Mehrnoush (River Publishers, 2009)
    The key air interface technology used in WiMAX is OFDM. OFDM is an efficient form of multi-carrier modulation schemes, which is used in most of the modern communication technologies, such as 3G-LTE, DSL, 4G Cellular Systems ...