Vladimir Trajkovik

Vladimir Trajkovik
Ss. Cyril and Methodius University in Skopje · Faculty of Computer Science and Engineering

PhD in Computer Science

About

281
Publications
112,709
Reads
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1,771
Citations
Citations since 2017
126 Research Items
1540 Citations
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Introduction
Vladimir Trajkovik currently works at the Faculty of Computer Science and Engineering, Ss. Cyril and Methodius University. His research interests include Connected Health, ICT in Education, and e-Government services.
Additional affiliations
September 2011 - present
Ss. Cyril and Methodius University in Skopje
Position
  • Professor
January 2001 - February 2011
Ss. Cyril and Methodius University in Skopje
Position
  • Professor (Full)

Publications

Publications (281)
Article
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Background: Overweight and obesity have been linked to several serious health problems and medical conditions. With more than a quarter of the young population having weight problems, the impacts of overweight and obesity on this age group are particularly critical. Mobile health (mHealth) apps that support and encourage positive health behaviors...
Chapter
The term micro frontend is relatively new, and it is a continuation of the microservice architecture on the client-side. This paper researches the possibility to use micro frontend architecture for frontend code reusability. The goal of this paper is to achieve code reusability by providing a good organizational structure by using a micro frontend...
Conference Paper
The statement that frequent testing improves student performance makes perfect logical sense. Although there is much available research proving this statement, the majority of educational programmes are built to evaluate students based on their performance on semestral exams. Reasons for this are most probably of a purely logistical nature. Educati...
Chapter
Evidence-based health care is a desired concept today, especially in these pandemic circumstances. However, the patients’ data are deficient, especially for patients with chronic diseases and their previous medical treatments and diagnosis if they must be treated in other institutions outside of the country of leaving or private institutions. All d...
Conference Paper
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The purpose of this paper is to conduct a systematic review of the available literature on explainable recommendation systems in education and their reproducibility, particularly when recommendations are integrated as part of learning management systems. The first part of the paper's methodology employs an NLP-powered toolkit that automates a large...
Article
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Background: The COVID-19 pandemic outbreak has led to a sudden change in education, closing schools and shifting to online teaching, which has become an enormous challenge for teachers and students. Implementing adequate online pedagogical approaches and integrating different digital tools in the teaching process have become a priority in education...
Conference Paper
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In this position paper we overview the CleanBREATHE project, its aims, goals and the proposed methodology. We review the problem of air pollution in the Balkan area, especially in N. Macedonia and the general problem of air pollution in the world. Then, we propose a methodology to increase awareness and increase the monitoring and control possibili...
Conference Paper
Online learning was the solution that saved the educational system from collapsing after the pandemic outburst. Students and teachers at all levels of education were pushed to switch from face-to-face to remote learning and teaching. This paper analyzes the effects that learning management systems have on students’ engagement and achievement during...
Conference Paper
Blockchain technology has the potential to be applied in a variety of areas of our daily life. Blockchain is the foundation of cryptocurrency, but the applications of blockchain technology are much more expansive. This technology is considered to be a revolutionary solution for the financial industry. Also, it can be successfully applied in scenari...
Conference Paper
We face enormous medical and health services demands due to the Covid-19 pandemic. This fact implies that the healthcare sector does not manage to cope with the considerable pressure from patients who experienced Covid-19, from which some fail to survive. The hospitals and medical practitioners everywhere were faced with significant stresses, and t...
Conference Paper
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The quest for knowledge is a defining characteristic of our age. Hybrid learning is an extension of this endeavour, combining in-person and remote training. Due to the COVID-19 outbreak, all classroom activities were moved online. Hybrid learning is here to stay due to its advantages in modern education delivery while satisfying learning objectives...
Conference Paper
The Flynn effect is a well-studied phenomenon that has been reported by researchers in numerous developed countries throughout the world. This phenomenon means that the scores people get on cognitive IQ tests are rising by approximately 3 points every decade. Many researchers have documented this spanning several decades since it was first defined...
Article
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Sign languages are critical in conveying meaning by the use of a visual-manual modality and are the primary means of communication of the deaf and hard of hearing with their family members and with the society. With the advances in computer graphics, computer vision, neural networks, and the introduction of new powerful hardware, the research into...
Chapter
Emerging computer paradigms aim to fulfill the ever-present ideal of running as many applications on existing infrastructure, as efficiently as possible. One such novel concept is serverless computing which abstracts away infrastructure management, scaling and deployment from developers, allowing them to host function instances with granular respon...
Chapter
Mobile applications for vital signs measurement are popular in ambient assisted living environments. They typically include various wearables and devices with their applications connected with the production company with some security preferences. When a manufacturer develops and markets a specific sensor, a smartphone application is developed. Man...
Article
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Advances in the Internet of Things (IoT) technologies are being applied in various industries, but lately, they are also finding applications in home-based healthcare systems. Such pervasive healthcare systems aim to enable older adults to receive better and more cost-effective care in their preferred home environment. Battery-powered IoT devices a...
Conference Paper
Following the Covid pandemic, significant disruption occurred in every aspect of the daily lives of people across the globe. Education was not an exception – the whole educational process for people around the world had to stop and freeze for a while, so that migration from the offline, class-based and face-to-face education to a completely online,...
Article
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Serverless computing is a new concept allowing developers to focus on the core functionality of their code, while abstracting away the underlying infrastructure. Even though there are existing commercial serverless cloud providers and open-source solutions, dealing with the explosive growth of new Internet of Things (IoT) devices requires more effi...
Conference Paper
The new situation with the online teaching as a must in the Covid-19 pandemic, requires indicating clear directions on how to change the classical approach of everyday teaching. It is a great challenge to adapt to the new situation both for the teachers and pupils. Teachers who have been teaching in a certain way for years, have to change their con...
Conference Paper
Digital transformation is influencing every facet of peoples live, including the individual and collective healthcare. In the healthcare area, digital transformation has a significant role for scientists and practitioners as for in increasing the quality of the healthcare systems. The paper's main objective is to overview the of the impact of digit...
Article
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Healthcare treatments might benefit from advances in artificial intelligence and technological equipment such as smartphones and smartwatches. The presence of cameras in these devices with increasingly robust and precise pattern recognition techniques can facilitate the estimation of the wound area and other telemedicine measurements. Currently, te...
Article
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Connected health is expected to introduce an improvement in providing healthcare and doctor-patient communication while at the same time reducing cost. Connected health would introduce an even more significant gap between healthcare quality for urban areas with physical proximity and better communication to providers and the portion of rural areas...
Conference Paper
The deficiency of data for patients with chronic diseases as well as other diseases and previous medical treatments for patients shows a big weakness when a growing influx of patients appears. Due to the insufficiently rapid response of lots of patients with comorbidities, many did not survive the diseases, especially when the disease is novel, for...
Conference Paper
Sensor networks deployed for environmental monitoring of ecosystems require battery operation that could last years. Energy conservation is essential to enable a prolonged operation. Inactive states or sleep mode usually consumes orders of magnitude less energy compared to data collection and transmission periods. However, they also last orders of...
Conference Paper
Many efforts were made by researchers in the health and medical domain to provide reusing of healthcare data nowadays. Usually, the data are integrated because of the possibility of Data Analysis for decision-makers at the state level using depersonalized data obtained for HIS and EHR, clinical data, labs’ and biomedical data. The data are usually...
Conference Paper
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Ambient Assisted Living environments use different sensors and actuators to enable their end-users to live in their preferred environments. Unlike smart homes, where a target audience is usually a family unit, standard Ambient Assisted Living end users are care receivers and care providers. This article describes an approach based on the fog comput...
Article
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Pneumonia caused by COVID-19 is a severe health risk that sometimes leads to fatal outcomes. Due to constraints in medical care systems, technological solutions should be applied to diagnose, monitor, and alert about the disease’s progress for patients receiving care at home. Some sleep disturbances, such as obstructive sleep apnea syndrome, can in...
Article
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The number of microbiome-related studies has notably increased the availability of data on human microbiome composition and function. These studies provide the essential material to deeply explore host-microbiome associations and their relation to the development and progression of various complex diseases. Improved data-analytical tools are needed...
Article
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Air pollution is a global problem, especially in urban areas where the population density is very high due to the diverse pollutant sources such as vehicles, industrial plants, buildings, and waste. North Macedonia, as a developing country, has a serious problem with air pollution. The problem is highly present in its capital city, Skopje, where ai...
Article
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This article examines the impact of personality traits, learning styles, gender, and online course factors (course difficulty, group affiliation, provided materials, etc.) in the academic success of students taking online courses and their overall success rate through traditional classes. Students’ performance in the online learning environment is...
Article
This paper explores the eParticipation implementation through the usage of web 2.0 tools in the context of local governments in Kosovo, specifically from the perspective of usage practices of such communication platforms, and the potential relationship between the online activity of local governments and the citizen engagement. We have argued that...
Article
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Sensitivity of the health-related data and the focus on compliance and security has traditionally emphasized the need for centralized approach while implementing Electronic Health Records (EHR) systems. These one-institutional architectural designs are leading to fragmented and scattered pieces of valuable data across various data warehouses and si...
Article
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Air pollution is becoming a rising and serious environmental problem, especially in urban areas affected by an increasing migration rate. The large availability of sensor data enables the adoption of analytical tools to provide decision support capabilities. Employing sensors facilitates air pollution monitoring, but the lack of predictive capabili...
Article
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Applied machine learning in bioinformatics is growing as computer science slowly invades all research spheres. With the arrival of modern next-generation DNA sequencing algorithms, metagenomics is becoming an increasingly interesting research field as it finds countless practical applications exploiting the vast amounts of generated data. This stud...
Article
Learning to code helps children to develop an understanding of how things work. It also contributes to the development of problem‐solving skills. In this paper, we present a methodological framework with four cycles that alternate between cooperative and individual learning approaches in addition to game‐based and project‐based learning. The presen...
Article
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Background Latest achievement technologies allow engineers to develop medical systems that medical doctors in the health care system could not imagine years ago. The development of signal theory, intelligent systems, biophysics and extensive collaboration between science and technology researchers and medical professionals, open up the potential fo...
Article
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Demographic data suggest a rapid aging trend in the active workforce. The concept of aging at work comes from the urgent requirement to help the aging workforce of the contemporary industries to maintain productivity while achieving a work and private life balance. While there is plenty of research focusing on the aging population, current research...
Conference Paper
This paper analyzes the application of blockchain based approach for exchange of healthcare data within ambient assisted living systems, transforming them into connected health systems. When it comes to the consequences of abuse to the complex health-related data, their portability and discretion ask novel approaches in management of healthcare dat...
Conference Paper
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In this comparative paper, we review the technologies for indoor navigation for persons with disabilities and persons that require monitoring in Ambient Assisted Living (AAL) environments. We focus on the distinction between beacon-based and beacon-less technologies. We present the categorization of indoor navigation technologies based on the appro...
Chapter
The paper presents some of the results of the Cross4all project. The main aim of this paper is to highlight the proposed model of integrated cloud based cross border healthcare systems that introduce a PHR concept and support effort of introducing an e-health strategy where the patient is owner of data and the key point of data collection, using di...
Conference Paper
Online learning is proving to be a new milestone in education, the advantages that were known from the beginning are now days more appealing and important than ever, the opportunity to learn and teach not depended on location and time and has brought online learning in front of each education institution. We will focus on one dimension of how onlin...
Chapter
Digitalization in the healthcare system plays a significant role in the improvement of healthcare, as well as in the planning and financing of health services. Health insurance fund's information system is the main component of the information infrastructure that allows assessment of the impact of changes in health care for the population. The main...
Conference Paper
Full-text available
The effects of air pollution on people, the environment , and the global economy are profound-and often under-recognized. Air pollution is becoming a global problem. Urban areas have dense populations and a high concentration of emission sources: vehicles, buildings, industrial activity, waste, and wastewater. Tackling air pollution is an immediate...
Article
Full-text available
Adequate pedagogical approaches for integration of technology in the learning process create new opportunities for improving the quality of teaching and learning experiences, raising students’ interest and motivation for the classroom activities at the same time. Game-based learning implemented with different technologies can utilize students’ ener...
Article
Full-text available
Fitness and physical exercise are preferred in the pursuit of healthier and active lifestyles. The number of mobile applications aiming to replace or complement a personal trainer is increasing. However, this also raises questions about the reliability, integrity, and even safety of the information provided by such applications. In this study, we r...
Conference Paper
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The recent trends in healthcare as e-health and electronic hospital health services pushed healthcare systems to a patient-centric concept, collecting a large amount of data in Electronic or Personal Health Records, providing evidence based medicine and data analysis. This concept, together with the pervasive health care environments, can generate...
Conference Paper
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The healthcare industry is continuously reforming and adopting innovative technologies that allow the digitalization of health information and automation of clinical processes. Some of the crucial requirements in these adaptations and implementations are interoperability across different departments and the security of a patient's sensitive data, m...
Conference Paper
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With the world pandemic caused by the COVID-19 virus, the lectures at the Faculty of Computer Science and Engineering (FCSE), at the Ss. Cyril and Methodius University in Skopje, Republic of North Macedonia, were fully transferred online within the first week of the start of the imposed movement and public gathering limitations by the Government of...
Conference Paper
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This paper presents the process of creating and implementing a large-scale experiment that involves students from more than 10 primary schools using the escape room style educational game in the classroom. The potential benefits and issues related to using technology in integrating this kind of games in education are explored and elaborated in the...
Article
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Nowadays, it is possible to buy clothing using online platforms, either by accessing online brand stores, general online stores or circular economy platforms. This paper presents a study on mobile applications that support online commerce for clothing, focusing on the review of the mobile applications with features that are characteristic of the ci...
Article
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By improving the quality of life and extending the length of life, Western society is becoming an increasingly ageing population with a higher proportion of seniors. From another point of view, there is a critical shortage of care staff, both in hospitals and for in-home care. Thanks to new technology trends such as Smart Homes and Smart Furniture,...
Conference Paper
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Online learning is a contemporary concept in which ideas, models, and traditional teachings have changed. We examine how learning style affects the learner's academic achievements in online lessons and gender-specific environments. This research investigates whether VARK styles are associated with course results, regardless of the actual VARK resul...
Article
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Background: Connected health (CH) technologies have resulted in a paradigm shift, moving health care steadily toward a more patient-centered delivery approach. CH requires a broad range of disciplinary expertise from across the spectrum to work in a cohesive and productive way. Building this interdisciplinary relationship at an earlier stage of car...
Conference Paper
The paper-less process is an excellent basis for a digital transformation of the management and review for issuing building permits by state institutions. The vision of project for Construction e-Permit solution is effective system that can provide high level of efficiency, cost-efficiency, mobility, transparency and responsibility in the process o...
Article
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The free movement of European citizens across member states of the European Union adds an important level of complexity to strategic efforts of health interoperability. The use of electronic health data has been marked as an important strategic activity and policy to improve healthcare in European countries. Cross-border healthcare depends on the a...
Conference Paper
The increased aging population, especially in Europe, together with the increasing financial expenses of providing medical care, create the need for novel systems to provide self-care and home-care. The rapid progress of mobile technologies, sensors, Internet of things, cloud and fog computing, provides the necessary infrastructure for such systems...
Conference Paper
Integration of technology in education with adequate pedagogical approaches creates new opportunities for improving the quality of teaching and learning experiences, raising students' interest and motivation for the classroom activities at the same time. Game-based learning implemented with different technologies can utilize students' collaboration...
Conference Paper
Full-text available
One of the main pillars of connected health is the application of technology to provide healthcare services remotely. Electronic health records are integrated with remote patient monitoring systems using various sensors. However, these ecosystems raise many privacy and security concerns. This paper analyzes and proposes a fog-based solution to addr...
Article
Background: In last years, a spread of smart phone applications (apps) for the self-monitoring of individual health has been recorded, especially among young people. A broad number of healthcare apps is designed for women, encouraging the self-responsibility in the surveillance of their menstrual cycle. Aim of the present study was to provide a rev...
Article
Full-text available
BACKGROUND: Connected Health (CH) as a new paradigm looks after the individual and community health in a connected and holistic manner by leveraging a variety of technologies and has a promising potential for the incorporation of telehealth and integrated care services, covering the whole spectrum of health-related services addressing healthy subje...
Article
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Background: Wearable sensing and information and communication technologies are key enablers driving the transformation of health care delivery toward a new model of connected health (CH) care. The advances in wearable technologies in the last decade are evidenced in a plethora of original articles, patent documentation, and focused systematic rev...
Conference Paper
Detecting and recognizing activities of daily living is an important part of ambient assisted living (AAL) systems. This part of the system has the highest impact on the overall system efficiency because it directly provides insights into the user's health state. One of the main challenges that AAL systems are facing are the privacy concerns and th...