Nicholas A. I. Omoregbe

• B.Sc(Benin), M.Sc.(Lagos), PhD(Ota)
• Developer at Covenant University

Educational data security especially examination, results and certificate management systems should be upheld with the utmost integrity. Blockchain has a prospective that possibly will offer a system with considerable sincerity and secure database in educational systems. Existing large databases of students' external examinations, results and certi...

The challenges faced by networks nowadays can be solved to a great extent by the application of accurate network traffic classification. Internet network traffic classification is responsible for associating network traffic with the application generating them and helps in the area of network monitoring, Quality of Service management, among other....

In this paper, we compare two validation methods that are used to estimate the performance of classification algorithms in a non-problem-specific knowledge scenario. One way to measure the performance of a classification algorithm is to determine its prediction error rate. However, this value cannot be calculated but estimated. In this work, we app...

An Electronic Medical Record System is an electronic record management tool that helps to manage the flow of patient files within a hospital, as well as improving the efficiency of the patient lifecycle and optimization of the record retrieval process. There seems to be a relationship between delayed access to a healthcare service and mortality rat...

Crime and criminal activities have impacted negatively on the socioeconomic development of Nigeria over the years. As a result, life and property of citizens are threatened continually. Putting in place a secured and fear-free environment is thus a critical role of any government. In recent times, Information and Communication Technologies are bein...

Policing system in Nigeria, a country of about 160 million people is in a state of degradation, criminal offences such as theft, bribery, armed robbery, assassinations and corruption are highly enormous. At the centre of this transformation is the electronic policing (E-policing) system, which is an emerging Internet technology. E-policing practice...

A plethora of approaches exists for the evaluation and selection of open‐source software (OSS) in the literature. However, these approaches are hardly ever used in practice for the following reasons: first, the lack of a situational‐based procedure to define the evaluation criteria for OSS given its varied and dynamic nature; second, the inability...

This is a list of various research articles published by collaborative efforts of IoT-enabled Smart and Connected Communities cluster members.

Cloud computing can be seen as a classical model that offers computing in a dimension that benefits both the providers and the consumers. The cloud providers have their infrastructure spread within or across several geographical locations, while the user is able to utilize services on-demand over the Internet. The cloud also offers storage and comp...

Access to standard and economical health care delivery, availability of significant health information are viewed as some of the most functional public health interventions in present-day history. Despite that, current information obtained from the WHO regarding Nigeria’s health condition shows that the average existence expectancy is at 54 years a...

The advent of the internet, the evolution of the World Wide Web (WWW), coupled with the e-learning paradigm has resulted in the availability of a plethora of learning resources on the Web. However, these resources are not being fully utilized to their greatest potential. Learners, educators and researchers seeking educational content usually spend...

In ensuring adequate antenatal and postnatal care which has been a major challenge in Africa and indeed Nigeria, there has been a need to evaluate and profound a comprehensive Health Information System (HIS) required for reducing Maternal Mortality Ratio (MMR) in the continent of Africa. There is a need for promptness and efficient healthcare for m...

Newborns are fragile and have a high risk of dying within the first 28 days of their life, therefore they require quality care from conception. This research aims at implementing a mobile pediatric diagnostic system for the rural settlers in Nigeria, reducing childhood mortality and providing an alternative pediatric professional. 581 records class...

In an emergency, a prompt response can save the lives of victims. This statement generates an imperative issue in emergency medical services (EMS). Designing a system that brings simplicity in locating emergency scenes is a step towards improving response time. This paper therefore implemented and evaluated the performance of an SMS-based emergency...

Despite the availability of studies on e-learning management system (eLMS) using information system models, its theoretical foundations have not yet captured social constructs that are peculiar to developing countries including Nigeria. This study was undertaken with the aim of investigating factors that could influence eLMS adoption in higher educ...

Abstract. With the emergence of cloud computing, it has become easy to store large volumes of data in the cloud to enhance Human Resource Management (HRM), based on the elasticity and scalability that cloud computing offers. This paper proposes the OnibereOdunayoSecurity-4 (OOS-4) security model for Human Resource Information System (HRIS) deployed...

Background: E-Health has attracted growing interests globally. The relative lack of facilities, skills, funds and information on existing e-Health initiatives has affected progress on e-Health in Africa. Objectives: To review publicly available literature on e-Health in sub-Saharan Africa (sSA) towards providing information on existing and ongoi...

The world today has a number of valuable research scholars desiring connections and collaborations. The existing online collaboration platforms are not sufficient to accommodate the totality of researchers desiring dynamic platforms to network globally. Despite growing contributions in the literature on Social Network Site (SNS), regarding the capa...

An automated helpdesk system is meant to eradicate some of the barriers of reaching the Information and Communication Technology (ICT) technical staff to carry out repairs of ICT products and services in an educational institution. The problems faced with the existing ICT user support system include time wasting, difficulty in communication, and sl...

This paper investigates the usability of the core functionalities of an Institutional Repository on mobile devices. An EPrints-based repository (Covenant University Repository) was used as case study. The core functionalities of the Institutional Repository were modelled using the Unified Modelling Language and tested on five different mobile devic...

Background: Many open source software (OSS) quality assessment models are proposed and available in the literature. However, there is little or no adoption of these models in practice. In order to guide the formulation of newer models so they can be acceptable by practitioners, there is need for clear discrimination of the existing models based on...

MODIFICATION OF UNIFIED THEORY OF ACCEPTANCE AND USE OF TECHNOLOGY (UTAUT) MODEL WITH POWER FACTOR IN E-LEARNING ADOPTION: A CONCEPTUAL FRAMEWORK S. Nicholas Omoregbe, N. Omoregbe, P. Edewor, I. Chiazor Covenant University (NIGERIA) Power is a factor that cannot be played down in any society if there is going to be any significant development in...

The mortality rate of infants under the age of five is still relatively high in many sub-Sahara African countries like Nigeria. Immunization remains the most crucial and cost-effective public health intervention scheme for protecting children in this region from vaccine-preventable diseases. Immunization, however, is only effective if the nursing m...

Objective To estimate the burden of road traffic injuries and deaths for all road users and among different road user groups in Africa. Methods We searched MEDLINE, EMBASE, Global Health, Google Scholar, websites of African road safety agencies and organizations for registry- and population-based studies and reports on road traffic injury and death...

Background Ischaemic heart disease (IHD) is currently ranked eighth among the leading causes of deaths in sub-Saharan Africa (sSA). Yet, effective population-wide preventive measures targeting risks in the region are still largely unavailable. We aimed to review population-wide and individual-level interventions addressing risk factors of IHD among...

To design an e-health system through mul6plaVorm portable devices linked to the university health center and resident medical prac66oners, nurses, pharmacists, and laboratory workers;• To design individual electronic pa6ent records routed to the university health center to facilitate 6mely and appropriate health care delivery;• To design an interac...

Background: Prostate cancer (PCa) is rated the second most common cancer and sixth leading cause of cancer deaths among men globally. Reports show that African men suffer disproportionately from PCa compared to men from other parts of the world. It is still quite difficult to accurately describe the burden of PCa in Africa due to poor cancer regis...

PRISMA Checklist. (DOC)

Dataset extracted from all studies. This table shows complete dataset extracted from all studies retained in the review. (DOC)

The Open and Distance Learning (ODL) currently operated by some institutions in Nigeria has problems of accessibility from remote locations due to bandwidth and latency issues. To address accessibility problem caused by network delays, cloudlet computing is introduced. With cloudlet technology, distant mobile learners are able to connect to the nea...

The higher education landscape in developing countries is faced with many challenges, one of which is high faculty to student ratio. An obvious implication of this is compromise on the quality of classroom engagement. The distractions caused by the not conducive learning space and instructors’ inability to elucidate correct feedbacks from students...

Nowadays, the development of “smart cities” with a high level of quality of life is becoming a prior challenge to be addressed. In this paper, promoting the model shift in railway transportation using tram network towards more reliable, greener and in general more sustainable transportation modes in a potential world class university is proposed. “...

In this paper, an order six implicit block multistep method is implemented for third order ordinary differential equations using variable step size approach. The idea which originated from Milne’s possess a number of computational vantages when equated with existing methods. They include; designing a suitable step size/changing the step size, conve...

The role of information technology in today's society and in our day-to-day activities cannot be overemphasized as they play a vital role in carrying out task easily, effectively and efficiently. The emergence of Internet has helped to eradicate barriers such as distance, time and place. A number of Universities in developing countries are faced wi...

The effect of technology in today's world cannot be overemphasized as it has created an avenue for tasks to be carried out easily, effectively and efficiently. An automated helpdesk system is meant to eradicate some of the barriers of reaching the Information and Communication Technology (ICT) technical staff to carry out operations in an education...

Academic Research Management System (ARMS) is an online platform that enable researchers to upload and download resource materials, and also collaborate/communicate with other researchers through chatting and messaging. The world today has a number of valuable research scholars desiring connections and collaborations. With the Internet revolution,...

Socialization in the society without doubt aids in boosting the effectiveness of communication. It has indeed strengthened ties between persons. This fact has led to the idea of social network, which has been used to strengthen relationships between members of social systems. It is observed in some higher institutions that dissemination of informat...

With the rise of Internet and telecommunication services in recent times, the communication needs of human life have been enhanced progressively. From the earliest times, when communication between people included word of mouth, society evolved from various stages of disseminating information. The problem of insufficient communication and interacti...

Technology has supported online examinations successfully for a number of years, and has progressively enhanced the online examination process over the years. However, some schools particularly public tertiary institutions in developing countries are still involved in the conventional manual system of writing examination. This manual system of writ...

In the last few decades, education has witnessed some advances in technologies involving computer-aided learning that promises to drastically change the methods of teaching and learning. The World Wide Web has played a major role in information storage and dissemination in the educational community. Conventional classroom based teaching involves th...

Socialization in the society without doubt aids in boosting the effectiveness of communication. It has indeed strengthened ties between persons. This fact has led to the idea of social network, which has been used to strengthen relationships between members of social systems. It is observed in some higher institutions that dissemination of informat...

This paper specifically develops a computational approach in estimating the amount of pond pollution and determining the long time(every 48 hours) behavioural representation of the pond pollution model.This approach, which can be considered as an extension of the block predictor-corrector methods in form of implicit block multistep method has many...

In this work we revisited an earlier work, analytical solution of extended Schwartz and Moon growth option model, a model used for valuing a company, a particular case of a bank, the solution to the model proposed in the earlier work was represented and solved. The analytical problem presented in the earlier work was partitioned; an algorithm prese...

Although the recognition of human beings is something quite easy for humans, the ability for machines to recognise people is still a challenging problem; hence it has been receiving significant attention in recent years.

Information and communication Technology (ICT) has played vital roles in so many disciplines and it is one of the driving forces behind globalization. It has closed the gap in communication as well as enhanced prompt decision making thus accomplishing the United Nation Millennium Development Goals Target 18 which expresses the maximization of the v...

In an age where there is constant upgrade, improvement and steady advances in microelectronics, communications and information technology, Internet of Things (IoTs, henceforth), plays a significant role. Some years ago, hearing things like smartphones, Internet and sensors would have sounded strange, but these are currently trending. Due to this st...

The use of social media in elections appears to be gathering momentum that is altering the traditional practice of electioneering. This phenomenon is premised on the rapidly expanding access to internet, increased availability of internetready smartphones and other communication devices, which enable individuals to simultaneously share information...

In this study, a variable step size approach is adopted in implementing Implicit Block Multi-step Method for solving non-stiffordinary differential equations. This idea has many computational advantages when compared with other methods. They include designing a suitable step size/changing the step size, stopping criteria (prescribed tolerance level...

Social media online forum is one of the most popular platforms used by students to communicate. Unfortunately, these media have been hijacked by people to plan and commit online fraud and societal evils. Some of the secondary and university campuses in Nigeria have been turned to cultist environments leading to killings and anarchy amongst students...

In this paper, the model formulated incorporated stochastic variables such as bank loans and deposits as well as some deterministic variables: cash available, depreciation, capital expenditure, tax and costs, comprising variable costs and fixed costs. This paper assumes that the dynamics of bank loans and deposits at time t follow a geometric Brown...

Yoruba is a popular indigenous language in Nigeria alongside Hausa and Igbo. English language is however the main medium of communication especially in schools and institutions of learning. Over the years there has been unhealthy rivalry and competition between English language and the indigenous Nigerian languages with the latter struggling for su...

Large volumes of data are usually generated in most institutions of learning today. Locating files among tons of others can thus be tedious and time-consuming process for administrative as well as academic staff of such institutions. The aim of this paper is to develop and deploy an Electronic File Tracking System (EFTS) to improve productivity amo...

There are several activities that take place in academic department of a higher institution. Reports from these activities influence the decisions affecting the running of the department. These decisions ensure that the university is still in line with its vision and goals. In some institutions, particularly the public institutions in developing co...

Speech-based e-Education technology allows users to access learning content on the web by dialing a telephone number. Speech-enabled applications, particularly in the domain of education are primarily implemented to cater for the plight of the visually impaired towards addressing the shortcomings of user interface (UI) design of a mobile learner. H...

Computer Supported Collaborative Work (CSCW) is a platform for the optimization of Building Information Modelling (BIM) software among architects and construction industry professionals. It is a product of cloud computing technology which enables these professionals to collaborate on projects online at real-time. This study is aimed at testing an e...

Pervasive computing is an advanced computing paradigm which makes computing available everywhere and anywhere. It allows users to interact with computers. Such computers can exist in different forms such as laptops, tablets, a pair of glasses (wearable computers) and clothes or wearable fabrics that are sensor-embedded. It is essential to explore t...

Pervasive computing is an advanced computing paradigm which makes computing available everywhere and anywhere. It allows users to interact with computers. Such computers can exist in different forms such as laptops, tablets, a pair of glasses (wearable computers) and clothes or wearable fabrics that are sensor-embedded. It is essential to explore t...

To achieve global competitiveness, governments in developing countries are evolving and implementing information technology policies, to enable their countries participate in the current ICT revolution. One barrier to attaining the education objectives of the policies is inadequate national ICT infrastructure and services. The inadequacy of ICT inf...

Open source products/projects targeting the same or similar applications are common nowadays. This makes choosing a tricky task. Quality is one factor that can be considered when choosing among similar open source solutions. In order to measure quality in software, quality models can be used. Open source quality models emerged due to the inability...

Pervasive computing is an advanced computing paradigm which makes computing available everywhere and anywhere. It allows users to interact with computers. Such computers can exist in different forms such as laptops, tablets, a pair of glasses (wearable computers) and clothes or wearable fabrics that are sensor-embedded. It is essential to explore t...

Many open source web applications exist today and universities also find them useful. For instance, universities now manage most of their research output by storing them in their respective institutional repositories. These repositories are often built as open source web applications and known as repository software. Several of these exist but thre...

The major concerns for most cloud implementers particularly in the health care industry have remained data security and privacy. A prominent and major threat that constitutes a hurdle for practitioners within the health industry from exploiting and benefiting from the gains of cloud computing is the fear of theft of patients health data in the clou...

With the proliferation of learning resources on the Web, finding suitable content (using telephone) has become a rigorous task for voice-based online learners to achieve better performance. The problem with Finding Content Suitability (FCS) with voice E-Learning applications is more complex when the sight-impaired learner is involved. Existing voic...

The advancement of Information and Communication Technology (ICT) and the Internet revolution gave rise to the several learning technologies on the web and mobile platform. During the last decade, the social media network became available for users to socialise and collaborate among peer group. Hence, The integration of e-learning and social media...

The use of wireless technology for health care delivery is having great impacts in the health care sector on a global scale. However, alert systems in medical institutions are rare. As a result of this, patients find it hard to keep track of scheduled meetings with medical personnel; they also find it difficult to keep track of prescribed medicatio...

Abstract Medicinal plants are increasingly recognized worldwide as an alternative source of efficacious and inexpensive medications to synthetic chemo-therapeutic compound. Rapid declining wild stocks of medicinal plants accompanied by adulteration and species substitutions reduce their efficacy, quality and safety. Consequently, the low accessibil...

Web applications are becoming important for small and large companies since they are integrated with their business strategies. Cascading Style Sheets (CSS) however are an integral part of contemporary Web applications that are perceived as complex by users and this result in hampering its widespread adoption. The factors responsible for CSS comple...

VoiceXML is a standard language recognized by World Wide Web Consortium (W3C) for developing Voice User Interface (VUI) applications. Advances in speech recognition and VUI systems have motivated the provision of a VUI design framework for interacting with vocal applications. For most developers, designing a VUI is a relatively new experience. Toda...

VoiceXML is a standard language recognized by World Wide Web Consortium (W3C) for developing Voice User Interface (VUI) applications. Advances in speech recognition and VUI systems have motivated the provision of a VUI design framework for interacting with vocal applications. For most developers, designing a VUI is a relatively new experience. Toda...

Voice-based web e-Education is a technology-supported learning paradigm that allows phone-access of learners to e-Learning web-based applications. These applications are designed mainly for the visually impaired. They are however lacking in attributes of adaptive and reusable learning objects, which are emerging requirements for applications in the...

E-Learning plays an important role in our society today; hence, higher institutions now offer courses through distance learning. Several studies and methodologies towards improving e-Learning have been proposed and provided. However, not too many works are dedicated to the design and implementation of e-Learning for the visually impaired learners....

Government establishments are most times highly involved in different reorganization programs. The processes in eGovernment are diversified and complex, hence the need for an appropriate training and learning strategy for governmental employees. Changing business processes and organizational structures always mean that the personnel have to be fami...

Although the Internet has received significant attention in recent years, voice is still the most convenient and natural way of communicating between human to human or human to computer. In voice applications, users may have different needs which will require the ability of the system to reason, make decisions, be flexible and adapt to requests dur...

The main disadvantage of human presence in the call centers of GSM service providers is poor response time. The preference of IVR services by Nigerian GSM subscribers can be attributed solely to this fact. A system has been developed on the VoiceXML platform to serve as a panacea for this problem. The developed system called dasiaASR4CRMpsila obvia...

Government establishments are most times highly involved in different reorganization programs. The processes in e-Government are diversified and complex, hence the need for an appropriate training and learning strategy for governmental employees. Changing business processes and organizational structures always mean that the personnel have to be fam...

The proliferation of mobile phones in Nigeria, particularly among the student community, has continued to inspire the development and delivery of e-Learning applications. Most of the existing web-based e-Learning applications do not support nomadic voice-based learning (i.e. learning on the move through voice), and consequently do not provide a spe...

ABSTRACT The inadequate availability of medical information has often made health care services in many developing countries cumbersome with enormous paper work, waste of life, time and resources, long queues, and ineffective treatment procedures. The use of mobile technology devices such as Personal Digital Assistants, Cell phone, Tablet PCs etc f...

The inability of job seekers to get timely job information regarding the status of the application submitted via conventional job portal system which is usually dependent on accessibility to the Internet has made so many job applicants to lose their placements. Worse still, the epileptic services offered by Internet Service Providers and the poor i...

In recent times, the financial sector has become one of the most vibrant sectors of the Nigerian economy with about twenty five banks after the bank consolidation I merger exercise. This sector presents huge business investments in the area of Information and Communication Technology (JCT). It is also plausible to say that the sector today is the l...

In recent times, the financial sector has become one of the most vibrant sectors of the Nigerian economy with about twenty five banks after the bank consolidation / merger exercise. This sector presents huge business investments in the area of Information and Communication Technology (ICT). It is also plausible to say that the sector today is the l...

In recent years, the shortage of medical specialists and access to medical information has necessitated a growing interest for cost effective and efficient telemedicine tools for healthcare delivery. Mobile telemedicine applications are aimed at meeting the mobility requirements of patients and doctors by integrating wireless communications for dif...

With advances and availability of information and communication technology infrastructures in some nations and institutions, patients are now able to receive healthcare services from doctors and healthcare centers even when they are physically separated. The availability and transfer of patient data which often include medical images for specialist...

With the recent clamour for an ICT-based government (e-Government) by the World Summit on the Information Society (WSIS), better services are expected through e-health, e-education, e-business, e-police, and e-judiciary to mention just a few. Particularly, in a developing economy like Africa where governance is characterized by hunger, poverty, sic...

The Internet has brought about the concept of grobalilation, which has revolutionized the way business is transacted all over the world. The E-comnterce is of particular interest, though widely used but still has some security challenges in terms of transparency and confidentiality of transactiorts. This papei focuses on M-contnrcrce as an extensio...