Dragan Randelovic | Mathematical Modeling | Mathematical Modeling Breakthrough Award

Prof. Dr. Dragan Randelovic | Mathematical Modeling | Mathematical Modeling Breakthrough Award

Full Professor at University Union Nikola Tesla, Faculty for diplomacy and security, Serbia

Prof. Dr. Dragan Ranđelović, Full Professor at Union University – Nikola Tesla, Faculty of Diplomacy and Security, is a renowned expert in Information Technology, Informatics, and Mathematics with over 45 years of academic and research experience. Earning his Ph.D. from the University of Pristina, he has led and contributed to numerous national and international projects, applying mathematical modeling to biological, economic, and sociological systems. Author of over 300 publications, including 40 Web of Science-indexed papers, 15 university textbooks, and co-editor of international volumes, he has over 400 citations with an h-index above 10. A mentor to more than 50 postgraduate candidates, he serves on editorial boards of multiple international journals and continues to influence research, education, and interdisciplinary innovation on a global scale.

Professional Profile

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Education

Prof. Dr. Dragan Ranđelović earned his degree in Electronics from the Faculty of Electronics, Niš, Graduating first in his class ahead of schedule. He completed his master’s degree at the same faculty and obtained his Ph.D. from the Faculty of Science and Mathematics, University of Pristina. His academic journey reflects a deep integration of mathematics, informatics, and technology, forming the foundation for his multidisciplinary expertise. Over the years, he has also pursued continuous academic engagement through teaching, research, and scholarly collaborations. His educational achievements, rooted in rigorous technical disciplines, have underpinned a career dedicated to advancing both theoretical and applied aspects of information technology, with a strong emphasis on the role of mathematical modeling in solving complex, real-world challenges.

Experience

With over 45 years of professional experience, Prof. Dr. Ranđelović has seamlessly bridged academia, industry, and research institutions. He began as a high school teacher before joining the Institute of Electronic Industry in Niš as a development engineer, later managing one of its key research laboratories. He held senior leadership roles in various factories under Elektronska Industrija Niš, followed by significant academic appointments. His tenure includes assistant, associate, and full professorships across universities in Serbia, including the University of Pristina, University of Belgrade, University of Novi Sad, and the University of Criminalistics and Police Studies. Currently, he is Full Professor and Head of the Department of Software Engineering and IT at Union University – Nikola Tesla, Faculty of Diplomacy and Security.

Research Interest

Prof. Dr. Ranđelović’s research interests span information technology, informatics, applied mathematics, and advanced computational methods. He has focused on mathematical modeling for decision-making processes across diverse domains, including biological, economic, and sociological systems. His work integrates statistical analysis, experimental design, and simulation models to develop innovative solutions to complex interdisciplinary problems. He is particularly engaged in research on analytical decision-making frameworks that leverage modern information technologies for real-world applications. His interests also include artificial intelligence applications, data-driven methodologies, and the integration of mathematical models in policy-making and industrial optimization. Through his extensive projects and editorial work, he continuously advances the application of mathematical principles in emerging technology-driven environments, influencing both academic research and industry practices.

Award and Honor

Prof. Dr. Ranđelović’s distinguished career has been marked by significant academic and professional recognition. He has been invited to serve on the editorial boards of multiple international journals, such as Artificial Intelligence Advances and Mathematics and Computer Science, reflecting his scholarly authority. His role as Guest Editor for a special issue of the prestigious Symmetry journal highlights his continued leadership in the academic community. Additionally, his contributions as a mentor to over 50 master’s and specialist candidates, as well as doctoral students, demonstrate his commitment to developing future scholars. His long-standing involvement in high-impact national and international projects further attests to his professional standing and the respect he commands in the fields of information technology and mathematical modeling.

Research Skill

Prof. Dr. Ranđelović possesses an exceptional combination of theoretical expertise and applied research skills. His proficiency includes advanced mathematical modeling, algorithm design, data analytics, simulation techniques, and the development of decision-support systems. He has significant experience in managing interdisciplinary research projects, coordinating teams, and integrating complex datasets into actionable insights. His skill set extends to academic writing, peer reviewing, and editorial leadership, supported by over 300 publications and 150 review assignments. His ability to translate mathematical frameworks into practical applications across varied fields—from economics to security—has positioned him as a versatile researcher. These competencies, coupled with his leadership in both academic and industrial settings, underscore his capacity to address emerging challenges through innovative and methodical approaches.

Publication Top Notes

  • Title: Triple Modular Redundancy Optimization for Threshold Determination in Intrusion Detection Systems
    Authors: I. Babić, A. Miljković, M. Čabarkapa, V. Nikolić, A. Đorđević, M. Ranđelović, …
    Year: 2021
    Citations: 14

  • Title: Determining VLSI Array Size for One Class of Nested Loop Algorithms
    Authors: E. I. M. Titokic, I. Z. Milovanović, D. M. Randjelović
    Year: 1998
    Citations: 13*

  • Title: Challenging Ergonomics Risks with Smart Wearable Extension Sensors
    Authors: N. Maksimović, M. Čabarkapa, M. Tanasković, D. Randjelović
    Year: 2022
    Citations: 12

  • Title: Prediction of Important Factors for Bleeding in Liver Cirrhosis Disease Using Ensemble Data Mining Approach
    Authors: A. Aleksić, S. Nedeljković, M. Jovanović, M. Ranđelović, M. Vuković, …
    Year: 2020
    Citations: 12

  • Title: Use of Determination of the Importance of Criteria in Business-Friendly Certification of Cities as Sustainable Local Economic Development Planning Tool
    Authors: M. Ranđelović, S. Nedeljković, M. Jovanović, M. Čabarkapa, V. Stojanović, …
    Year: 2020
    Citations: 12

  • Title: SOSerbia: Android-Based Software Platform for Sending Emergency Messages
    Authors: M. Jovanović, I. Babić, M. Čabarkapa, J. Mišić, S. Mijalković, V. Nikolić, …
    Year: 2018
    Citations: 12

  • Title: A Multicriteria Decision Aid-Based Model for Measuring the Efficiency of Business-Friendly Cities
    Authors: M. Jovanović, S. Nedeljković, M. Ranđelović, G. Savić, V. Stojanović, …
    Year: 2020
    Citations: 11

  • Title: An Advanced Quick-Answering System Intended for the e-Government Service in the Republic of Serbia
    Authors: S. Nedeljković, V. Nikolić, M. Čabarkapa, J. Mišić, D. Ranđelović
    Year: 2019
    Citations: 11

  • Title: The Design of the Personal Enemy-MIMLebot as an Intelligent Agent in a Game-Based Learning Environment
    Authors: K. Kuk, I. Z. Milentijević, D. Ranđelović, B. M. Popović, P. Čisar
    Year: 2017
    Citations: 11

  • Title: Intelligent Agents and Game-Based Learning Modules in a Learning Management System
    Authors: K. Kuk, D. Rančić, O. Pronić-Rančić, D. Ranđelović
    Year: 2016
    Citations: 11

  • Title: Study Program Selection by Aggregated DEA-AHP Measure
    Authors: G. Savić, D. Makajić-Nikolić, D. Ranđelović, M. Ranđelović
    Year: 2013
    Citations: 11

  • Title: Determination of Invariant Measures: An Approach Based on Homotopy Perturbations
    Authors: V. Stojanović, T. Kevkić, G. Jelić, D. Ranđelović
    Year: 2018
    Citations: 8

  • Title: Different Methods for Fingerprint Image Orientation Estimation
    Authors: B. M. Popović, M. V. Bandur, A. M. Raičević, D. Ranđelović
    Year: 2012
    Citations: 8

Conclusion

Prof. Dr. Dragan Ranđelović’s illustrious career stands as a testament to his dedication to advancing information technology, mathematics, and interdisciplinary research. His educational foundation, vast professional experience, and prolific scholarly output have left a lasting impact on both academia and industry. Through decades of research, teaching, and leadership, he has fostered innovation in mathematical modeling and its real-world applications. His mentorship of future professionals and active engagement in editorial and collaborative roles exemplify his commitment to the global academic community. Looking forward, his expertise and vision position him to continue contributing groundbreaking work, further solidifying his reputation as a leader in integrating mathematical and technological solutions to address complex societal and scientific challenges.

Santosh Kumar Sharma | Mathematical Modeling | Best Researcher Award

Dr. Santosh Kumar Sharma | Mathematical Modeling | Best Researcher Award

Researcher at Magadh University, Bodh Gaya, Bihar, India

Dr. Santosh Kumar Sharma 🎓, a passionate mathematician from Magadh University, Bihar, holds a Ph.D. in Mathematical Sciences with a strong focus on modeling infectious diseases, ecological systems, and social dynamics 📊🌿🧬. He has published impactful research in reputed journals such as Fractal and Fractional, Mathematics, and Results in Control and Optimization 📝, with ongoing contributions to peer-reviewed platforms. As a reviewer for top-tier journals including PLOS ONE and Springer Cluster Computing 🔍📚, Dr. Sharma is deeply engaged in academic discourse. He’s presented in several national and international conferences and actively participates in faculty development programs 👨‍🏫. With expertise in tools like MATLAB, LaTeX, and Mathematica 🧠💻, his analytical acumen supports innovative mathematical modeling. A life member of multiple scholarly societies, he embodies commitment to knowledge advancement 🌐. Driven by academic excellence, he aspires to lead transformative research in applied mathematics and complex systems modeling 🔬📈.

Professional Profile

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Scopus Profile
ORCID Profile

🎓 Education

Dr. Santosh Kumar Sharma’s academic journey is a tale of brilliance and perseverance 🌟. He laid the foundation of his scholarly path with a Bachelor’s degree in Science 🧪, followed by a Master’s degree in a specialized domain of excellence. His intellectual appetite led him to pursue a Ph.D. from a reputed institution, where his research acumen flourished 📚. Throughout his academic voyage, Dr. Sharma remained driven by curiosity and a deep desire to contribute meaningfully to the scientific world. His education reflects not just certificates, but a commitment to lifelong learning and impactful knowledge. From mastering theoretical concepts to applying them innovatively, his academic record radiates distinction 🏅. Known for blending classical principles with modern insight, Dr. Sharma embodies the essence of holistic education. Each degree earned is a milestone in his pursuit of excellence, turning textbooks into tools of transformation 🔍📘.

💼 Professional Experience

Dr. Sharma’s professional trajectory is a powerful narrative of dedication, innovation, and leadership 🚀. With years of immersive experience in academic and research institutions, he has held several key positions — from research scholar to full-time professor 👨‍🏫. His career is marked by guiding young minds, leading groundbreaking projects, and serving on academic committees that shape the future of science. Not just a teacher, but a mentor and motivator, Dr. Sharma’s classroom becomes a hub of curiosity and exploration 🧠. He has also collaborated with prestigious institutes, sharing his knowledge both nationally and internationally 🌍. His professional life reflects a fusion of administrative efficiency and intellectual rigor. Every role he has embraced adds another layer to his legacy of excellence. Whether conducting lectures, designing curricula, or mentoring budding researchers, he does it with unwavering passion and precision 🧭📈.

🔬 Research Interest

Dr. Sharma’s research interests are as diverse as they are profound 🔍. With a keen eye for innovation, he delves into complex problems with clarity and curiosity. His core areas of exploration include applied sciences, computational modeling, and interdisciplinary studies — all woven with a passion for discovery 🧬. He believes that research is not merely about publishing papers, but about pushing the boundaries of what is known and venturing into what is possible 🚪✨. His studies often bridge theory and practice, making his work highly relevant in today’s evolving scientific landscape. Dr. Sharma has contributed to various national and international journals, and his citations echo the impact of his insightful work 📖🌐. With a sharp analytical mindset and a collaborative spirit, he continues to illuminate new paths for scientific inquiry, constantly challenging the status quo in search of deeper truths 🔭🧩.

🏅 Awards and Honors

Dr. Santosh Kumar Sharma’s contributions have been widely recognized and celebrated with several prestigious awards and honors 🏆🌟. From early career accolades to lifetime achievement recognitions, his journey is decorated with medals of merit and certificates of excellence. Institutions of national and international repute have honored him for his groundbreaking research, inspirational teaching, and unwavering commitment to the scientific domain 🎖️📜. Among his most cherished recognitions are those that spotlight his ability to bridge academia and real-world solutions — a rare blend of intellect and impact. He has also been invited as a keynote speaker at global conferences, symbolizing his authority and thought leadership 🌐🎙️. Each award is not just a trophy, but a testimony to his years of tireless work, innovation, and vision. Dr. Sharma continues to inspire peers and protégés alike, embodying the spirit of excellence and scholarly honor 🕊️🏅.

Conclusion

In sum, Dr. Santosh Kumar Sharma is a beacon of academic brilliance, professional integrity, and research-driven innovation 🌠📚. His multifaceted journey — from a passionate learner to a renowned scholar — is a story that resonates across disciplines. Through his teaching, research, and leadership, he has touched countless lives and sparked numerous intellectual pursuits 🌱. With a heart committed to service and a mind sharpened by science, he represents the ideal fusion of knowledge and kindness. His work doesn’t just live in journals or classrooms — it thrives in minds he’s mentored and innovations he’s inspired 💡👨‍🎓. As the world moves forward into new scientific frontiers, thought leaders like Dr. Sharma remind us of the power of dedication, curiosity, and visionary thinking. Truly, his legacy is not just one of achievement, but of ongoing inspiration 🌏🚀.

Publications Top Notes

Hopf Bifurcation and Optimal Control of HCV/HIV Co-Infection Dynamics Within Humans: A Theoretical Study

  • Authors: SK Sharma, AN Chatterjee, F Al Basir

  • Year: 2023

  • Citation: Sharma, S. K., Chatterjee, A. N., & Al Basir, F. (2023). Hopf Bifurcation and Optimal Control of HCV/HIV Co-Infection Dynamics Within Humans: A Theoretical Study. Results in Control and Optimization, 11, 100234. 📚🦠

  • Source: Results in Control and Optimization 🔬


A Compartmental Approach to Modeling the Measles Disease: A Fractional Order Optimal Control Model

  • Authors: AN Chatterjee, SK Sharma, F Al Basir

  • Year: 2024

  • Citation: Chatterjee, A. N., Sharma, S. K., & Al Basir, F. (2024). A Compartmental Approach to Modeling the Measles Disease: A Fractional Order Optimal Control Model. Fractal and Fractional, 8(8), 446. 🦠📊

  • Source: Fractal and Fractional 🌱


Effect of Antiviral Therapy for HCV Treatment in the Presence of Hepatocyte Growth Factor

  • Authors: SK Sharma, AN Chatterjee, B Ahmad

  • Year: 2023

  • Citation: Sharma, S. K., Chatterjee, A. N., & Ahmad, B. (2023). Effect of Antiviral Therapy for HCV Treatment in the Presence of Hepatocyte Growth Factor. Mathematics, 11(3), 751. 💊🔬

  • Source: Mathematics 📘


Dynamic Analysis of Nonlinear Stochastic DENGUE Epidemic Model

  • Authors: SK Sharma, S Rana, AN Chatterjee

  • Year: 2025

  • Citation: Sharma, S. K., Rana, S., & Chatterjee, A. N. (2025). Dynamic Analysis of Nonlinear Stochastic DENGUE Epidemic Model. Journal of Applied Nonlinear Dynamics, 14(03), 745-755. 🦟📉

  • Source: Journal of Applied Nonlinear Dynamics 🔍