Okechukwu Obulezi | Mathematics | Best Researcher Award

Dr. Okechukwu Obulezi | Mathematics | Best Researcher Award

Lecturer at Nnamdi Azikiwe University, Awka, Nigeria.

Okechukwu Jeremiah Obulezi, M.Sc., is a dedicated academic and researcher specializing in Probability Distributions and Machine Learning Models, with applications in survival analysis, competing risks, and acceptance sampling. He is currently a Lecturer I in the Statistics Department at Nnamdi Azikiwe University, Awka, Nigeria, where he has progressed through various academic roles since 2019. Obulezi holds a Master’s degree in Statistics from the same institution and is pursuing a Ph.D. in the same field. His research contributions include multiple published journal articles, focusing on topics such as statistical modeling and estimation techniques. He actively participates in academic leadership roles, serving as a reviewer for several reputable journals. Obulezi is also involved in student advising and departmental coordination, reflecting his commitment to both teaching and research excellence. His expertise positions him as a strong candidate for recognition in the Best Researcher Award.

Profile:

Education

Okechukwu Jeremiah Obulezi holds a robust educational background in statistics, anchored by his ongoing Ph.D. studies at Nnamdi Azikiwe University, where he focuses on advancing statistical methodologies. He earned his Master of Science (M.Sc) in Statistics from the same institution in 2016, with a thesis titled “BIC-Based Relative Influence Measure for Outlier Detection and Variable Selection in Regression Analysis.” Before this, he completed a Postgraduate Diploma (PGD) in Statistics at Nnamdi Azikiwe University in 2012, exploring “Discriminant Analysis of the Nigerian Fixed Assets.” His foundational education includes a Higher National Diploma (HND) in Statistics from Abia State Polytechnic, where he conducted a project on “Discriminant Analysis of the Performance of Secondary School Students.” Obulezi’s academic journey illustrates a consistent commitment to mastering statistical concepts and their practical applications, establishing a strong foundation for his research and teaching endeavors.

Professional Experiences 

Okechukwu Jeremiah Obulezi, M.Sc., is a dedicated academic with a robust professional background in statistics. Currently serving as a Lecturer I in the Statistics Department at Nnamdi Azikiwe University, Awka, Nigeria, he has progressed through various academic roles, including Lecturer II and Assistant Lecturer since 2019. Prior to this, he contributed to Abia State Polytechnic, where he served as a Senior Instructor and Instructor I in the Statistics Department from 2011 to 2019. Okechukwu’s responsibilities at Nnamdi Azikiwe University encompass teaching courses such as Biostatistics and Statistical Applications, along with mentoring undergraduate students as their level adviser. He actively participates in various academic committees, including the University Water Board Committee and the Faculty ICT Committee, showcasing his commitment to enhancing the academic environment. His continuous engagement in research and peer review further highlights his dedication to advancing statistical knowledge and education.

Research Interests

Okechukwu Jeremiah Obulezi, M.Sc, has a strong research focus on probability distributions and machine learning models, particularly their applications in survival analysis, competing risks, acceptance sampling, optimum sampling, and handling masked data and censoring schemes. His work is characterized by the integration of statistical theory and practical applications, aiming to enhance the reliability and efficiency of statistical models in real-world scenarios. With an emphasis on optimizing models for financial volatility and developing new statistical distributions, Obulezi’s research contributes significantly to the fields of statistics and data science. His expertise also extends to biostatistics and various statistical methodologies, positioning him as a key figure in advancing innovative approaches within the statistical community. Through his academic endeavors, he strives to address complex challenges in statistical modeling, ultimately benefiting both academic research and industry applications.

Research skills 

Okechukwu Jeremiah Obulezi possesses a robust skill set that enhances his research capabilities, particularly in the fields of statistics and machine learning. His expertise in probability distributions and their applications to survival analysis, competing risks, and acceptance sampling underscores his strong analytical skills. Obulezi has demonstrated proficiency in developing and optimizing statistical models, as evident in his published work on GARCH models for financial volatility. His experience in handling complex data sets, including those with missing data and censoring schemes, reflects his adeptness in statistical programming and data analysis. Furthermore, his involvement as a reviewer for various reputable journals showcases his critical thinking and attention to detail. Obulezi’s commitment to continuous learning is evidenced by his ongoing Ph.D. studies, further solidifying his position as a knowledgeable and skilled researcher in his field. Overall, his combination of technical skills and practical experience positions him well for impactful contributions to academic research.

Award And Recognition 

Okechukwu Jeremiah Obulezi has made significant contributions to the field of statistics, particularly in probability distributions and machine learning models, earning recognition for his innovative research and teaching excellence. His publications in esteemed journals, such as the Alexandria Engineering Journal and Scientific African, highlight his expertise in survival analysis and acceptance sampling. As a reviewer for several reputable academic journals, he actively contributes to the scientific community by ensuring the quality and integrity of published research. His commitment to academic leadership is evident through his roles as a seminar coordinator and undergraduate advisor at Nnamdi Azikiwe University, where he fosters student development. Furthermore, his ongoing Ph.D. studies and participation in various research committees exemplify his dedication to advancing statistical methodologies and applications, making him a commendable candidate for the Best Researcher Award.

Conclusion

Okechukwu Jeremiah Obulezi is a strong candidate for the Best Researcher Award due to his diverse research interests, extensive publication record, and dedication to teaching and academic leadership. While there are opportunities for growth, such as enhancing collaboration networks and securing research funding, his commitment to advancing statistical knowledge and mentoring future statisticians positions him as a valuable asset to the academic community. Awarding him this honor would recognize his contributions and motivate further excellence in his ongoing research endeavors.

Publication Top Notes
  1. Sine generalized family of distributions: Properties, estimation, simulations and applications
    • Authors: Oramulu, D.O., Alsadat, N., Kumar, A., Bahloul, M.M., Obulezi, O.J.
    • Year: 2024
    • Journal: Alexandria Engineering Journal
    • Volume/Issue/Page: 109, pp. 532–552
  2. A more flexible Lomax distribution: Characterization, estimation, group acceptance sampling plan and applications
    • Authors: Ekemezie, D.-F.N., Alghamdi, F.M., Aljohani, H.M., El-Raouf, M.M.A., Obulezi, O.J.
    • Year: 2024
    • Journal: Alexandria Engineering Journal
    • Volume/Issue/Page: 109, pp. 520–531
  3. Group acceptance sampling plan based on truncated life tests for Type-I heavy-tailed Rayleigh distribution
    • Authors: Nwankwo, M.P., Alsadat, N., Kumar, A., Bahloul, M.M., Obulezi, O.J.
    • Year: 2024
    • Journal: Heliyon
    • Volume/Issue/Page: 10(19), e38150
  4. Group acceptance sampling plans for type-I heavy-tailed exponential distribution based on truncated life tests
    • Authors: Nwankwo, B.C., Obiora-Ilouno, H.O., Almulhim, F.A., SidAhmed Mustafa, M., Obulezi, O.J.
    • Year: 2024
    • Journal: AIP Advances
    • Volume/Issue/Page: 14(3), 035310
  5. New Lifetime Distribution with Applications to Single Acceptance Sampling Plan and Scenarios of Increasing Hazard Rates
    • Authors: Chinedu, E.Q., Chukwudum, Q.C., Alsadat, N., Almetwally, E.M., Tolba, A.H.
    • Year: 2023
    • Journal: Symmetry
    • Volume/Issue/Page: 15(10), 1881
  6. A New Distribution for Modeling Data with Increasing Hazard Rate: A Case of COVID-19 Pandemic and Vinyl Chloride Data
    • Authors: Tolba, A.H., Onyekwere, C.K., El-Saeed, A.R., Alohali, H., Obulezi, O.J.
    • Year: 2023
    • Journal: Sustainability (Switzerland)
    • Volume/Issue/Page: 15(17), 12782

 

Rizwan Gul | Mathematics | Best Researcher Award

Dr. Rizwan Gul | Mathematics | Best Researcher Award

Research Scholar at Quaid-i-Azam University, Islamabad, Pakistan.

Rizwan Gul is a Ph.D. candidate in Pure Mathematics at Quaid-i-Azam University, Islamabad, Pakistan. He has an M.Phil. and a BS in Mathematics from the same institution and Kohat University of Science & Technology, respectively. His research interests include fuzzy algebraic structures, decision-making theory, soft and rough sets, and their applications. Rizwan has published extensively in ISI-listed journals with high impact factors, focusing on advanced mathematical models such as (α, β)-multi-granulation bipolar fuzzified rough sets and their applications in decision-making. He has also contributed to the field of algebraic cryptography. His work has been recognized with several awards, including a merit scholarship and a distinction award. Proficient in multiple programming and mathematical tools, Rizwan is actively involved in reviewing for international journals and has presented his research at various conferences. His contributions to mathematics demonstrate a strong foundation and innovative approach in his field.

Profile

Education🎓

Rizwan Gul has a strong academic background in Mathematics, culminating in a Ph.D. in Pure Mathematics from Quaid-i-Azam University, Islamabad, which he is expected to complete between 2020 and 2024. His doctoral research focuses on advanced topics such as (α, β)-Multi-Granulation Bipolar Fuzzified Rough Sets and their applications in decision-making. Prior to his Ph.D., Rizwan earned an M.Phil. in Pure Mathematics from the same institution between 2018 and 2020, where he conducted significant research on Modified Rough Bipolar Soft Sets. His academic journey began with a Bachelor of Science in Mathematics from Kohat University of Science & Technology, Kohat, completed between 2013 and 2017. During his undergraduate studies, he developed a strong foundation in mathematical theories, culminating in his thesis on Quivers and Path Algebras of Finite Connected Acyclic Quivers. His consistent academic excellence is evident through the distinctions and merit scholarships he received throughout his studies.

Professional Experience 🏢

Rizwan Gul is currently associated with the Department of Mathematics at Quaid-i-Azam University, Islamabad, where he is pursuing his Ph.D. in Pure Mathematics. His academic journey at Quaid-i-Azam University also includes completing an M.Phil. in Pure Mathematics, during which he contributed significantly to research in fuzzy algebraic structures, decision-making theory, and soft sets. Rizwan has an impressive portfolio of research publications, many of which are listed in high-impact ISI journals. His expertise extends to refereeing and reviewing for reputable journals like the Journal of Intelligent & Fuzzy Systems and Computational and Applied Mathematics. Throughout his academic career, he has delivered seminars and participated in workshops and conferences that further enriched his knowledge and research skills. Rizwan’s professional experience is marked by a strong foundation in mathematical theory and its applications, particularly in the areas of fuzzy sets and their hybrid structures.

Research Interests 🔬

Rizwan Gul’s research interests lie in the field of pure mathematics, with a particular focus on fuzzy algebraic structures, decision-making theory, and their applications. His work explores fuzzy sets and their generalizations, such as rough sets, soft sets, and their hybrid algebraic structures. Rizwan is deeply engaged in the study of aggregation operators and algebraic cryptography, contributing to the development of advanced mathematical models that address complex decision-making problems. His research includes the application of these mathematical frameworks to multi-criteria group decision-making, providing innovative solutions to challenges in various fields. Through his work, Rizwan aims to push the boundaries of mathematical theory while offering practical tools for real-world problems, particularly in the realm of decision-making under uncertainty. His contributions are published in high-impact journals, reflecting the significance and relevance of his research in the mathematical community.

Award and Honors

Rizwan Gul has demonstrated exceptional academic and research prowess, earning several accolades throughout his career. Notably, he received a Merit Scholarship during his BS studies at Kohat University of Science & Technology (KUST), Pakistan, in recognition of his outstanding performance in the final four semesters. His academic excellence also earned him a Silver Medal distinction from KUST, further solidifying his status as a top-performing student. In 2016, he was awarded a merit-based laptop under the Prime Minister’s Laptop Scheme, highlighting his academic achievements at the national level. These honors underscore his dedication to his studies and his contributions to the field of mathematics, particularly in areas such as fuzzy algebraic structures and decision-making theories. Rizwan Gul’s consistent recognition for academic excellence is a testament to his hard work and his potential for making significant contributions to mathematical research.

Research Skills

Rizwan Gul possesses a robust set of research skills, particularly in the field of Pure Mathematics, with a focus on fuzzy algebraic structures, decision-making theory, and their hybrid applications. His expertise spans various advanced mathematical concepts, including rough sets, soft sets, and their generalizations. He has demonstrated proficiency in mathematical modeling, especially in the development and application of bipolar fuzzified rough sets in decision-making. Rizwan is adept at using computational tools such as AMS-LaTeX, Maple, Matlab, and Mathematica, which enhances his ability to solve complex mathematical problems and present his findings effectively. His research contributions are well-documented in numerous ISI-listed journals with significant impact factors, reflecting his ability to conduct high-quality research. Moreover, his experience in reviewing and refereeing for reputable journals further underscores his analytical skills and deep understanding of contemporary mathematical research trends. These skills collectively position him as a capable and innovative researcher in his field.

Conclusion

Rizwan Gul is a strong candidate for the Research for Best Researcher Award, with a robust academic background, significant research contributions, and a strong publication record in high-impact journals. His research is highly specialized and has potential applications in decision-making and cryptography, which are important fields in both theoretical and applied mathematics. To further enhance his profile, Rizwan should consider increasing his international presence, expanding the interdisciplinary applications of his research, and participating in teaching or mentoring roles. Overall, his current achievements make him a competitive nominee for this award.

Publications Top Notes 📚
  • Modified Rough Bipolar Soft Sets
    • Authors: M Shabir, R Gul
    • Journal: Journal of Intelligent & Fuzzy Systems
    • Year: 2020
    • Citations: 21
    • Volume: 39 (3), Pages 4259-4283
  • Roughness of a Set by -Indiscernibility of Bipolar Fuzzy Relation
    • Authors: R Gul, M Shabir
    • Journal: Computational and Applied Mathematics
    • Year: 2020
    • Citations: 20
    • Volume: 39 (3), Page 160
  • Medical Decision-Making Techniques Based on Bipolar Soft Information
    • Authors: N Malik, M Shabir, TM Al-shami, R Gul, A Mhemdi
    • Journal: AIMS Math
    • Year: 2023
    • Citations: 8
    • Volume: 8 (8), Pages 18185-18205
  • A Novel Approach Toward Roughness of Bipolar Soft Sets and Their Applications in MCGDM
    • Authors: R Gul, M Shabir, M Naz, M Aslam
    • Journal: IEEE Access
    • Year: 2021
    • Citations: 8
    • Volume: 9, Pages 135102-135120
  • Rough Bipolar Fuzzy Ideals in Semigroups
    • Authors: N Malik, M Shabir, TM Al-shami, R Gul, M Arar, M Hosny
    • Journal: Complex & Intelligent Systems
    • Year: 2023
    • Citations: 7
    • Volume: 9 (6), Pages 7197-7212
  • Multigranulation Modified Rough Bipolar Soft Sets and Their Applications in Decision-Making
    • Authors: R Gul, M Shabir, M Aslam, S Naz
    • Journal: IEEE Access
    • Year: 2022
    • Citations: 7
    • Volume: 10, Pages 46936-46962
  • A Comprehensive Study on -Bipolar Fuzzified Rough Set Model Based on Bipolar Fuzzy Preference Relation and Corresponding Decision-Making Applications
    • Authors: R Gul, M Shabir, M Naeem
    • Journal: Computational and Applied Mathematics
    • Year: 2023
    • Citations: 6
    • Volume: 42 (7), Page 310
  • A Study on Soft Multi-Granulation Rough Sets and Their Applications
    • Authors: S Ayub, W Mahmood, M Shabir, ANA Koam, R Gul
    • Journal: IEEE Access
    • Year: 2022
    • Citations: 5
    • Volume: 10, Pages 115541-115554
  • Another Approach to Linear Diophantine Fuzzy Rough Sets on Two Universes and Its Application Towards Decision-Making Problems
    • Authors: S Ayub, M Shabir, R Gul
    • Journal: Physica Scripta
    • Year: 2023
    • Citations: 4
    • Volume: 98 (10), Article 105240
  • A Novel Decision-Making Technique Based on T-Rough Bipolar Fuzzy Sets
    • Authors: N Malik, M Shabir, TM Al-shami, R Gul, M Arar
    • Journal: Journal of Mathematical and Computational Science
    • Year: 2024
    • Citations: 3
    • Volume: 33, Pages 275-289