Zaffar Ahmed Shaikh

Institute of Business Administration Karachi | IBA · Faculty of Computer Science

In the realm of double-controlled metric-type spaces, we investigated obtaining fixed points using the application of cyclic orbital contractive conditions. Diverging from conventional approaches utilized in standard metric spaces, our technique took a unique route due to the unique features of our structure. We demonstrated the significance of our...

This work presents a groundbreaking approach with a fusion of the Internet of Sensing Things (IoST) and Robotics. This system utilizes four flex sensors strategically placed on the most flexible fingers across both hands to control a Six-DoF robotic arm, offering a novel interface for those with limited mobility. This system can also be used for mo...

Graph theory is an efficient bioinformatics approach that offers a methodical approach to modelling and evaluating complex biological data. In this work graph theory was utilized for comparing DNA sequences. Each DNA sequence was break up into nucleotide couples, from which weighted loop digraphs with sixteen vertices was constructed. To assess the...

Malicious assaults and information leakage have grown in importance in practically every area of information and communication technology (ICT) in recent years. Enterprise ledger organization, preservation, security, and protection are all greatly aided by information security (IS). To maintain their positions in the market, industries must safegua...

Blockchain has been a vibrant technology in the past decade, with a wide variety of applications across different industrial sectors. The concept of blockchain has been widely recognized as an enabler for cryptocurrency-based decentralized payments, with two major decentralized payment systems such as Bitcoin and Ethereum. However, the global accep...

The Industrial Internet of Things has gained more attention because of the self-governing nature of system configuration with interoperable application connectivity. In the E-Healthcare environment, it cooperates with medical sensors to capture, examine, analyze, preserve, and document day-to-day transactions of patients in real-time. The integrati...

The services are delivered to the user through a protocol interface of different resources. Service delivery conferring on quality of service (QoS) mentioned in service level agreement (SLA) and user satisfaction has been a major problem to access cloud services. To avoid such situations quality of experience (QoE) domain was added to the cloud com...

Investors are looking for objects in which they invest their funds successfully, evaluating the effectiveness of alternative markets and their instruments. Historically, cash flow indicators most effectively reflected the mood of the masses in relation to any financial asset, both in the short-and long-term. This article examines in detail the queu...

This paper discusses the approach that discovers the suspiciousness of a suspected person and also perceives whether the suspicious person has concealed (hidden) firearm or not as well as evaluates its accuracy with the testimony of suspiciousness from IR image accurately and efficiently in order to save time in the confirmation of suspect while br...

With the rapid enhancement in the design and development of the Internet of Things creates a new research interest in the adaptation in industrial domains. It is due to the impact of distributed emerging technology and topology of industrial Internet of Things and the security-related resource constraints of industrial 5.0. This conducts new paradi...

Distributed transactions in e-Healthcare and the evaluation of medical data have become an active research area of information technology that delivers medical records management and optimization without manually visualizing the computational loss. The increased use of e-Healthcare applications for availing medical services requires efficient compu...

Smart grid systems help increase RWJ projects (RWJ) so that environmentally friendly energy production can be generated. However, efficient technologies should be implemented to ensure the sustainability of smart grid systems. This study aims to evaluate renewable-friendly smart grid technologies regarding distributed energy investment projects by...

Solar energy has become an integral part of the economy of developed countries, so it is important to monitor the pace of its development, prospects, as well as the largest companies that produce solar panels since the supply of solar energy in a particular country directly depends on them. The study analyzes the shares of Canadian Solar Inc. and F...

This paper presents a layered hierarchy that depicts the progressive relationship between data, information, knowledge, and wisdom. To begin with, data is gathered and organized into information. Information is gathered, filtered, refined, and put through an investigation process to create knowledge. Wisdom is attained after knowledge discovery thr...

The advent of fog computing as an extension of cloud-enabling technology has moved from the hub of the internet framework to the unmanned aerial vehicle (UAV)-enabled control and management of drone-based data. The key objectives are to improve the computation and processing of drone-based resource constraints and deliver the data to the outsourced...

The rapid enhancement in the development of information technology has driven the development of human facial image recognition. Recently, facial recognition has been successfully applied in several distinct domains with the help of computing and information technology. This kind of application plays a significant role in the process of digital for...

The COVID-19 pandemic has led many governments to impose restrictive measures that have contributed to a decline in the demand for goods and services, leading to an economic crisis. This study proves a novelty that implies a rise in the capitalization of renewable energy companies during the coronavirus pandemic. The study is based on the hypothesi...

Due to the youth of the cryptocurrency sphere, the logic of interaction between investors, users and protocols is not always precisely defined. Analysis of the impact of ESG on cryptocurrencies proves that the demand for bitcoin network capacity (occupies the main market share) is the main factor in predicting the price of this cryptocurrency and t...

The rapid advancement in Information Technology (IT) and the development of Artificial Intelligence (AI) makes systems more efficient and effective in performing day-today tasks, such as identification, extraction, detection, and recognition-related problems. These pose a serious indication towards the concept of Machine learning (ML) and the propo...

The article determines factors affecting the demand for Central Bank Digital Currency (CBDC) introduction. The research paper identifies these key parameters to be similar to those contributing to cash demand. Moreover, a comparative analysis between Sweden and Switzerland is presented based on these factors to highlight differences in national eco...

Construction delays are a relentless issue for the world. The majority of construction projects retrograde due to construction delays. However, the construction sector possesses the most essential priority among various sectors as it enables the economy to flourish. This study aims to explore the most crucial causes that highly affect construction...

Mobile money transfer systems (MMTS) in countries with limited banking are increasingly becoming the mainstream banking system. The analysis of transactions performed on these systems helps to detect fraudulent and criminal activities. This paper introduces a novel visual analytics framework for visual analysis and exploration of mobile money trans...

Construction delays are a relentless issue for the world. The majority of construction projects retrograde due to construction delays. However, the construction sector possesses the most essential priority among various sectors as it enables the economy to flourish. This study aims to explore the most crucial causes that highly affect construction...

This paper proposes a novel and secure blockchain hyperledger sawtooth-enabled consortium analytical model for smart educational accreditation credential evaluation. Indeed, candidate academic credentials are generated, verified, and validated by the universities and transmitted to the Higher Education Department (HED). The objective is to enable t...

One of the key tasks assigned to energy risk insurance is to protect the funds placed in banks. In many countries, there is a system for protecting the financial condition and interests of the population, which is perhaps the most important social task. Energy risk insurance is mandatory in any member State of the European Union. As an example, ene...

With the rapid advancement in information and communication technology has come the advent of multimedia and innovation in systems using the Internet of Things (IoT) and wireless network sensors (WNS). Multimedia systems have emerged as IoT and WNS to create new opportunities for an edge, healthcare, live streaming and agricultural-technologies dom...

Distributed forecasting of agriculture commodity prices has an attractive research perspective that delivers active breakthrough analysis of the rapid fluctuations in pricing forecasts for participating stakeholders without being manually dispatched lists. The increased use of an efficient forecasting mechanism for the agriculture information manag...

The mobile learning system will not only bring the attention of students towards education but also higher results can be achieved. One of the motives of the research is to involve the students in their academic assignment by using a system that lets the students work on the assignment with interest. Moreover, better results from students are expec...

Quality-of-service (QoS) is the term used to evaluate the overall performance of a service. In healthcare applications, efficient computation of QoS is one of the mandatory requirements during the processing of medical records through smart measurement methods. Medical services often involve the transmission of demanding information. Thus, there ar...

Skin cancer is one of the most prevalent and deadly types of cancer. Dermatologists diagnose this disease primarily visually. Multiclass skin cancer classification is challenging due to the fine-grained variability in the appearance of its various diagnostic categories. On the other hand, recent studies have demonstrated that convolutional neural n...

In this paper, we propose a secure blockchain-aware framework for distributed data management and monitoring. Indeed, images-based data are captured through drones and transmitted to the fog nodes. The main objective here is to enable process and schedule, to investigate individual captured entity (records) and to analyze changes in the blockchain...

Herein, we report a copper oxide-cobalt oxide/nitrogen-doped carbon hybrid (Cu2O-Co3O4/CN) composite for electrochemical water splitting. Cu2O-Co3O4/CN is synthesized by an easy two-step reaction of melamine with Cu2O-Co3O4/CN composite. The designed composite is aimed to solve energy challenges by producing hydrogen and oxygen via electrochemical...

In this article, a novel Co3O4@TiO2 composite is synthesized by applying two-step methods. ZIF-67 is synthesized and used as a template for the synthesis of the composite. The composite is designed by using the effective photocatalytic properties of Co3O4 and TiO2. The resulting synthesized composite is supposed to offer superior properties compare...

This study aims to determine the user's satisfaction level of online streaming by using different web browsers. At the client layer, the assessment of the user's QoE is conducted by evaluating the performance of three web browsers (Google Chrome, Mozilla Firefox, and Internet Explorer). We took the subjective test by conducting different experiment...

Education for sustainable development is an evolving concept aimed at providing an understanding of the relationship between sustainable development issues and the development of knowledge, skills, perspectives and values, which will enable people of all ages to commit themselves to creating a sustainable future. The aim of the study is the develop...

Designing a typical microcircuit for multi-core chips includes the development of the overall system architecture as well as the creation of single-chip multiprocessor systems, which house a set of interrelated nodes. To evaluate the complexity and power consumption of these multiprocessor systems, adequate models and methods are required. A simpli...

The article discusses the functioning of human-like consciousness and the potential for developing a chatbot based on human-like consciousness. The proposed approach was verified experimentally using a sociological method and by attracting a cohort of student volunteers. The chatbot population was created on the back of our complex neural network a...

Este documento explora las formas en que EdTech se ha aplicado e implementado en los campus e informa sobre políticas, procedimientos y prácticas. Los resultados son que el futuro no puede predecirse; sin embargo, la tecnología es el presente y el futuro de este mundo. Como la educación es un salvavidas de cualquier sociedad y el desarrollo social...

Technological processes of catering products manufacture need energy optimization. This article proposes the improvement of mathematical modeling apparatus at the stage of technological processes design and reconstruction. The authors used data from large restaurant‐type catering enterprises typical for million‐plus cities, some of which prepare fa...

The need to improve system quality and how an organization can achieve a higher level in terms of system quality are the major issues discussed in this work. The system quality has been regarded as the most important element of a computer system. This paper discusses how Software Configuration Management (SCM) and Capability Maturity Model (CMM) co...

Medicine has displayed miraculous developments during the past century or so. Credit goes to the emergence of scientific research methods. Research on the disease, its causes, effects, precaution, and especially cure has revolutionized the world. Man has been liberated from epidemics and other deadly diseases. All this would not have been possible,...

Healthcare is a core issue for all individuals, societies and states. There are continuous and aggressive efforts everywhere to improve healthcare conditions for people. With the rise of the World Wide Web, every sphere of life has gone through a huge revolution and so has the field of medicine. As people get more and more access to the internet, t...

The objective of this study was to assess the importance and impact of new technologies in the pharmaceutical industry. The study also explores strategic visions for the development of technical requirements, the recognition of IT inventions that support patient care services and the assessment of pharmacists' willingness to adopt inventions. The a...

Este estudio busca desarrollar la importancia de la educación a distancia y ayuda a mejorar las diferentes habilidades de liderazgo a través de la educación a distancia. El documento utiliza teorías de liderazgo para estudiar la capacidad de crear un espacio amigable para fomentar la educación a distancia en la sociedad. Para este propósito, se tom...

El estudio realizó un análisis de datos para identificar las competencias profesionales claves para la educación STEM que son esenciales para los estudiantes jóvenes que tienen una educación especial en ciencias técnicas. El presente artículo se basa en tres objetivos: elaborar un concepto detallado de STEM que se base en habilidades blandas, de li...

Se abordó el proceso de evaluación que efectúan los docentes de una telesecundaria, partiendo de la pregunta: ¿cómo se implementa el proceso de evaluación por los docentes de una telesecundaria del Estado de México, en el marco de la RIEB? La metodología empleada fue cualitativa, mediante la investigación etnográfica y las técnicas de: observación...

Este documento analiza estrategias de liderazgo en la práctica en organizaciones educativas de la Unión Europea (UE) y la Comunidad de Estados Independientes (CEI), con el objetivo de aumentar la productividad de los empleados de esas organizaciones. Durante esta investigación, se descubrió que este enfoque no solo trae mucho bien a la nueva genera...

En la vida de las personas, la economía está presente mediante el uso y administración de sus finanzas, lo cual puede llevarle al éxito o la bancarrota. A partir de esta idea el propósito de esta investigación fue implementar una plataforma en línea para promover la educación financiera en estudiantes de bachillerato. El método utilizado fue la inv...

The objective of this study was to assess the importance and impact of new technologies in the pharmaceutical industry. The study also explores strategic visions for the development of technical requirements, the recognition of IT inventions that support patient care services and the assessment of pharmacists' willingness to adopt inventions. The a...

Now a day's technology is increasing gradually, and education is part of technology, so, everyone wants to learn visualization. Some institutes use projector-based learning and the other institutes adopt ICTs in education, that's also a good thing for learning and teaching. Actually, e-learning comes from using ICT to enlarge educational prospectiv...

In the modern age, changes in climate, global warming, depletion of energy resources and other concerns related to the environment have prompted the development of green technologies. Scientists consider that the expansion in the echelons of the sustainable development will influence sustainable economics as well as societies. It will likewise have...

Automatic identification of influential segments from a large amount of data is an important part of topic detection and tracking (TDT). This can be done using keyword identification via collocation techniques, word co-occurrence networks, topic modeling and other machine learning techniques. This paper reviews existing traditional keyword extracti...

The rapid increase in telecom service market leads to the higher subscriber base. Due to the increase in the number of service providers, the firms have to face high customer churn rate. In order to continue life-sustaining competitive advantage, many telecom industry companies focus on maximizing the marketing relationship with their customer life...

This paper reviews context-awareness and information security-related issues of mobile and wearable computing devices from the point of view of a person’s security and identity. The important features that extend capability and usability of mobile and wearable computing devices when used as a critical part of one’s life are brought to light. The pa...

This paper reviews context-awareness and information security-related issues of mobile and wearable computing devices from the point of view of a person’s security and identity. The important features that extend capability and usability of mobile and wearable computing devices when used as a critical part of one’s life are brought to light. The pa...

In recent years, climatic changes, global warming, energy depletion and other environment-related concerns have led to the emergence of green technologies. Researchers believe that the increase in the level of sustainable development will result in sustainable economics and societies. It will also have a very positive impact on sustainability in th...

The core functionality of Operating Systems (OSs) is to keep flow of processes or execution of system running. The OS enforces flow of execution and smooth running of processes through implementing several hardware techniques, software applications and algorithms. This paper discusses those techniques in detail. The functionality of OS from context...

The blockchain is generally defined as publicly disclosed and linked ledger of online transactions that are performed in peer to peer network. Also, all the transactions executed in this public ledger are verified by the majority of the participants. Blockchain has brought a different approach to the data sharing and management. It has come up with...

SkillsRec is a novel teacher guidance based learner skills mining and filtering approach that identifies learner skills for Personal Learning Environment (PLE) based learning scenarios using Latent Semantic Analysis (LSA) technique. SkillsRec is developed on PLE design and development principles of the guided PLEs model. SkillsRec takes teacher com...

Guided Personal Learning Environments (gPLEs) model is a PLE design and development framework that incorporates teacher-based guidance mechanism in online learning environments. The model contributes to “support” or “guidance” element, that is one of the most important components of the PLE concept. This paper discusses the gPLEs model with respect...

Guided Personal Learning Environment concept (gPLEc) is a novel PLE-building methodology which seeks to fulfill emergent learning needs of a learner through incorporating teachers' guidance element in learners' PLE-building activity. Using Social Semantic Web (SSW) and Recommender System (RS) technologies the gPLEc integrates teachers' PLE-based le...

p class="Following">This paper presents the results of research using an online Delphi method, which aimed to explore university teacher roles and readiness for learner-centred pedagogy, driven by personal learning environments (PLEs). Using a modified Policy Delphi technique, a group of researchers worked with 34 international experts who are univ...

This study measures expert opinion of Pakistani higher education system (HES) experts on what role Information and communication technologies (ICTs) can play in shaping the future of Pakistani HES. Suggestions are formulated in higher education (HE) policy & planning, and provision of essential technological infrastructure. For this purpose, a 35-i...

This paper portrays the results of a Delphi study which was aimed to verify teachers' competencies for personal learning environments (PLEs). Using the modified version of policy-Delphi, we worked with 34 PLE experts at international level. These experts were either: teachers, researchers, designers, or practitioners. We did an extensive literature...

Personal learning environment (PLE) is a learner centered and controlled environment where learner constructs knowledge socially and collaboratively with the help of knowledgeable peers, mentors, and teachers. Teacher, being the most knowledgeable other in this environment, has to develop a strong and multifunctional association between the learner...

This paper aims to discuss the changing roles and competencies of a teacher in context of prevailing developments accomplished by the vast availability of social software, which have made easy the development of Personal Learning Environments (PLEs). This has been accomplished by an in-depth review of the literature on teacher’s socially situated c...

This study examined the challenges faced by the Pakistani higher education system (HES) in integrating information and communication technology (ICT); it aimed at understanding ICT needs, measuring the increase in ICT demand, determining the relationship between ICT and HES performance, and understanding how the HES copes with the challenges of imp...

This study provides an in-depth investigation of the issues that may impact the critical role anticipated from today’s teachers to perform while using their personalized learning approaches and hence, in guid-ing students develop their personal learning environments (PLEs). Using modified Delphi method (Kenis, 1995; Webler, 1991), the researchers w...

Higher education institutes (HEIs) are believed as catalyst for the economic progress of any country particularly and for the whole world generally. This study analyses ICT (Information and communication technology) –based teaching and learning issues at Pakistani higher education (HE) level and efforts to devise a strategy as solution to those iss...

To properly integrate information & communication technologies (ICTs) in higher educational institutes (HEIs) of Pakistan demands factors which relate with their usage, acceptance, adoption, and diffusion need be analyzed through some appropriate statistical tests before their implementation at ground level. This study measures critical factors suc...