Khaled Mehrez | Complex Analysis | Best Researcher Award

Prof. Khaled Mehrez | Complex Analysis | Best Researcher Award

Associate Professor at University of Sfax, Tunisia

Dr. Khaled Mehrez is an accomplished Associate Professor of Mathematics at the Kairouan Preparatory Institute for Engineering Studies, University of Kairouan, Tunisia. With a Ph.D. from University Tunis El Manar (2017) and a habilitation in Mathematics (2023), his research spans special functions, harmonic analysis, and geometric function theory. He has published over 50 papers in prestigious journals such as Applied Mathematics and Computation, Integral Transforms and Special Functions, and The Ramanujan Journal. Dr. Mehrez is a dedicated peer reviewer for over 30 international journals and actively collaborates with renowned researchers worldwide. His contributions reflect a blend of theoretical depth and applied relevance. Through teaching, publication, and editorial service, he has significantly advanced mathematical research and is widely recognized for his scholarly impact in the global academic community.

Professional Profile 

Google Scholar | Scopus Profile | ORCID Profile 

Education

Dr. Khaled Mehrez’s academic journey is deeply rooted in mathematical sciences, beginning with a Bachelor’s degree in Mathematics from the Faculty of Sciences of Bizerte, University of Carthage in 2006. He followed this with a Master’s in Mathematics from the same institution in 2009, further developing his analytical and theoretical foundations. He earned his Ph.D. in Mathematics from the University Tunis El Manar in 2017, focusing on advanced mathematical functions and inequalities. His academic path culminated in a prestigious Habilitation in Mathematics in 2023 from the Kairouan Preparatory Institute for Engineering Studies. This progression reflects his relentless pursuit of academic excellence and subject mastery. Each milestone contributed to shaping his expertise in special functions, harmonic analysis, and applied mathematics, laying the groundwork for a prolific research and academic career.

Experience

Dr. Khaled Mehrez has accumulated over 15 years of teaching and academic service across various Tunisian universities. He began his career as a Contract Assistant at the Preparatory Institute for Engineering Studies of Monastir (2009–2013), later serving as Assistant at the Higher Institute of Applied Sciences and Technologies of Kasserine (2013–2020). From 2020 to 2024, he held the position of Assistant Professor at the Kairouan Preparatory Institute for Engineering Studies and was promoted to Associate Professor in 2024. Throughout his academic journey, he has taught and mentored hundreds of engineering students in foundational and advanced mathematics. His experience spans curriculum development, student research supervision, and academic leadership, making him a respected figure in higher education. Dr. Mehrez’s dedication to teaching complements his robust research portfolio, ensuring a balanced and impactful academic presence.

Research Interest

Dr. Mehrez’s research interests are centered around special functions and their applications in engineering and applied mathematics. His work explores complex functions such as the Mittag-Leffler, Fox-Wright, and Volterra functions, all of which are essential in fractional calculus and theoretical physics. He also delves into harmonic analysis, focusing on Dunkl and Weinstein theories, as well as geometric function theory, where he investigates univalent and convex functions, subordination, and functional inequalities. His research bridges pure mathematical theory with real-world applications in signal processing, probability, and complex analysis. By pushing boundaries in these intricate fields, Dr. Mehrez contributes to both theoretical advancements and practical mathematical tools used across engineering and science. His interdisciplinary approach reflects a dynamic and evolving interest in high-impact, problem-driven mathematical research.

Award and Honor

Dr. Khaled Mehrez’s CV does not list specific named awards, his academic and research reputation stands as a clear testament to his scholarly distinction. He has been repeatedly recognized through international collaborations with highly cited scholars, such as H.M. Srivastava and P. Agarwal, and through invitations to review for over 30 renowned mathematical journals, including Journal of Inequalities and Applications, Positivity, and Applied Mathematics and Computation. His promotion to Associate Professor in 2024 also reflects institutional recognition of his excellence in teaching and research. Moreover, his Habilitation in Mathematics, earned in 2023, is itself a significant academic honor, denoting a high level of scholarly independence and expertise. These honors underline his respected status in the global mathematics research community and position him as a leading academic in his field.

Publication Top Notes

  • Title: New Hermite–Hadamard type integral inequalities for convex functions and their applications
    Authors: K. Mehrez, P. Agarwal
    Year: 2019
    Citations: 118

  • Title: Certain Hermite–Hadamard inequalities for logarithmically convex functions with applications
    Authors: S. Jain, K. Mehrez, D. Baleanu, P. Agarwal
    Year: 2019
    Citations: 57

  • Title: Chebyshev type inequalities via generalized fractional conformable integrals
    Authors: K.S. Nisar, G. Rahman, K. Mehrez
    Year: 2019
    Citations: 50

  • Title: New integral representations for the Fox–Wright functions and its applications
    Authors: K. Mehrez
    Year: 2018
    Citations: 42

  • Title: Some families of generalized Mathieu-type power series, associated probability distributions and related functional inequalities involving complete monotonicity and log-convexity
    Authors: Z. Tomovski, K. Mehrez
    Year: 2016
    Citations: 37

  • Title: Turán type inequalities for classical and generalized Mittag-Leffler functions
    Authors: K. Mehrez, S.M. Sitnik
    Year: 2018
    Citations: 34

  • Title: Functional inequalities for the Mittag–Leffler functions
    Authors: K. Mehrez, S.M. Sitnik
    Year: 2017
    Citations: 34

  • Title: Proofs of some conjectures on monotonicity of ratios of Kummer, Gauss and generalized hypergeometric functions
    Authors: S.M. Sitnik, K. Mehrez
    Year: 2016
    Citations: 34

  • Title: Some geometric properties of a class of functions related to the Fox–Wright functions
    Authors: K. Mehrez
    Year: 2020
    Citations: 31

  • Title: On monotonicity of ratios of some q-hypergeometric functions
    Authors: K. Mehrez, S.M. Sitnik
    Year: 2016
    Citations: 31

  • Title: Functional inequalities for the Fox–Wright functions
    Authors: K. Mehrez, S.M. Sitnik
    Year: 2019
    Citations: 28

  • Title: Geometric properties of a certain class of Mittag–Leffler-type functions
    Authors: H.M. Srivastava, A. Kumar, S. Das, K. Mehrez
    Year: 2022
    Citations: 27

Conclusion

Dr. Khaled Mehrez exemplifies academic excellence, research productivity, and scholarly leadership in the field of mathematics. With a solid educational foundation, long-standing teaching experience, and an internationally recognized research record, he has significantly advanced the understanding of special functions and related mathematical theories. His publications in Scopus and Q1-ranked journals, coupled with his role as a reviewer for major mathematical outlets, affirm his global impact and peer recognition. As a mentor, author, and thought leader, Dr. Mehrez continues to contribute meaningfully to both theoretical and applied mathematics. His career trajectory reflects not only a history of achievement but also a future rich with potential for greater research innovation and academic influence. He stands as a model candidate for prestigious honors like the Best Researcher Award.

Hee Sun Choi | Analysis (Real, Complex, Functional) | Best Researcher Award

Assist. Prof. Dr. Hee Sun Choi | Analysis (Real, Complex, Functional) | Best Researcher Award

Assistant Professor at The Hong Kong Polytechnic University, Hong Kong

Dr. Hee Sun (Sunny) Choi is an accomplished academic and researcher specializing in urban design, spatial cognition, and human-centered urban planning 🌆. With degrees from prestigious institutions like the University of Oxford and University College London, he currently serves as an Assistant Professor at The Hong Kong Polytechnic University 🎓. Dr. Choi leads groundbreaking research projects, including those focused on vertical urbanism and cognitive assessments of urban spaces 🌍. His work is supported by various grants, reflecting the real-world impact and value of his research 🏙️. Notable publications include a book on spatial cognition in vertical environments and articles in leading journals, such as Cities and Journal of Urban Design 📚. As a Principal Investigator, Dr. Choi is driving innovation in urban sustainability, regeneration, and human-centric design 🌿. His work is shaping the future of urban living, bridging academic excellence with practical solutions for cities of tomorrow 🔍.

Professional Profile 

Google Scholar
Scopus Profile
ORCID Profile

Education 🎓

Dr. Hee Sun (Sunny) Choi’s academic journey reflects his dedication to urban studies and design 🌍. He holds a Ph.D. from the University of Oxford Brookes and an M.Phil. from University College London, both prestigious institutions in the UK 🎓. Additionally, he earned his MA from the Architectural Association School of Architecture in London and holds two bachelor’s degrees from Swinburne University and the Royal Melbourne Institute of Technology in Australia 🇦🇺. His diverse educational background laid the foundation for his exploration of spatial cognition and human-centered design in urban environments 🏙️.

Professional Experience 🗺️

Dr. Choi has held numerous academic positions globally, showcasing his leadership in urban design and planning 👩‍🏫. He is currently an Assistant Professor at The Hong Kong Polytechnic University, where he continues to influence the next generation of urban designers 🏫. Previously, he served as a lecturer at the University of Hong Kong and Xian-Jiaotong Liverpool University, as well as an adjunct professor at the Polytechnic University of Hong Kong 🗺️. His global experience enriches his teaching and research, focusing on human-centered urban design 🌿.

Research Interests 🏙️

Dr. Choi’s research interests lie at the intersection of urban design, spatial cognition, and human-centered planning 🌆. His work focuses on understanding how people interact with and experience urban environments, particularly vertical and dense spaces 🏙️. He explores the cognitive and emotional aspects of urbanism, aiming to develop guidelines that create more sustainable and human-friendly cities 🌍. His ongoing projects involve cutting-edge studies in AI-aided urbanism, smart cities, and the emotional value of walkability 🚶‍♀️.

Awards and Honors 🏆

Dr. Choi’s exceptional contributions to urban design and planning have earned him numerous accolades and research grants 🏆. He has received substantial funding from prestigious organizations, including the Hong Kong Art Development Council, NEOM Inc., and UGC for his innovative projects on urban cognition, human-centric design, and sustainability 🌿. His research is also recognized in top academic journals, where he continues to push the boundaries of urban studies and design ✨. His work has significantly impacted urban design theory and practice 🌍.

Conclusion

Dr. Hee Sun (Sunny) Choi is a distinguished academic whose work bridges the gap between urban design, technology, and human experience 🌆. With a global academic background and a wealth of research funding, he continues to lead innovative studies that shape the future of urban living 🌍. His dedication to understanding spatial cognition and human-centered design is paving the way for smarter, more sustainable cities 🌿. Through his teaching, research, and leadership, Dr. Choi is making an enduring impact on the field of urban studies 🏙️.

Publications Top Notes

  • Title: Loan-to-value ratio as a macroprudential tool-Hong Kong’s experience and cross-country evidence
    Authors: T Wong, T Fong, K Li, H Choi
    Year: 2011
    Cited by: 271
    Source: Systemic Risk, Basel III, Financial Stability and Regulation


  • Title: Developing a wetland-type classification system in the Republic of Korea
    Authors: KG Kim, MY Park, HS Choi
    Year: 2006
    Cited by: 28
    Source: Landscape and Ecological Engineering 2, 93-110


  • Title: Phase II study of preoperative chemoradiation (CRT) with cetuximab, irinotecan and capecitabine in patients with locally advanced resectable rectal cancer
    Authors: YS Hong, DY Kim, KS Lee, SB Lim, HS Choi, SY Jeong, JH Kim, SA Im, …
    Year: 2007
    Cited by: 22
    Source: Journal of Clinical Oncology 25 (18_suppl), 4045-4045


  • Title: Local identity in the form-production process, using as a case study the multifunctional administrative city project (Sejong) in South Korea
    Authors: HS Choi, A Reeve
    Year: 2015
    Cited by: 19
    Source: Urban Design International 20, 66-78


  • Title: Assessing the sustenance and evolution of social and cultural contexts within sustainable urban development, using as a case the MAC in South Korea
    Authors: HS Choi, KH Ahn
    Year: 2013
    Cited by: 18
    Source: Sustainable Cities and Society 6, 51-56


  • Title: Outcomes of colorectal anastomoses during pelvic exenteration for gynaecological malignancy
    Authors: SW Lim, SB Lim, JY Park, SY Park, HS Choi, SY Jeong
    Year: 2008
    Cited by: 14
    Source: Journal of British Surgery 95 (6), 770-773


  • Title: Place identity in 21st century architecture in South Korea
    Authors: HSS Choi
    Year: 2011
    Cited by: 12
    Source: ArchNet-IJAR: International Journal of Architectural Research 5 (3), 116


  • Title: Phase II trial of irinotecan and capecitabine in patients with advanced colorectal cancer (ACRC)
    Authors: JB Ahn, KH Jung, YS Park, YH Kim, HJ Chang, DK Sohn, SB Lim, …
    Year: 2005
    Cited by: 12
    Source: Journal of Clinical Oncology 23 (16_suppl), 3714-3714


  • Title: Pneumatosis cystoides coli of the ascending colon: colonoscopic and CT colonographic features
    Authors: BN Kim, JY Jeong, DK Sohn, KS Han, CW Hong, HJ Chang, SB Lim, …
    Year: 2007
    Cited by: 10
    Source: Endoscopy 39 (S 1), E73-E74


  • Title: How are public spaces sustaining cultural identities in the context of China’s increasingly globally focused urban developments: using a case study of Putuo in Shanghai
    Authors: HS Choi
    Year: 2016
    Cited by: 8
    Source: Journal of Architecture and Urbanism 40 (3), 198-205


  • Title: Endoscopic treatment of completely occluding anastomotic web using incision and ballooning after dye injection
    Authors: JW Park, DK Sohn, KS Han, CW Hong, HJ Chang, KH Jung, DY Kim, …
    Year: 2007
    Cited by: 7
    Source: Endoscopy 39 (S 1), E102-E103


  • Title: Occurrence and control of seed-borne plant viruses in Korea
    Authors: JW Park, JU Cheon, HS Choi
    Year: 2001
    Cited by: 7
    Source: Crop Prot Res Rural Development Administration, 194-218


  • Title: Urban Marginality in Hong Kong’s Global Diaspora
    Authors: HS Choi, HS Choi, Farrow
    Year: 2019
    Cited by: 6
    Source: Springer International Publishing


  • Title: The negotiated public realm in the contemporary city: hybrid walkable urban networks of Hong Kong
    Authors: ARMC Hee Sun Choi, Gerhard Bruyns
    Year: 2023
    Cited by: 5
    Source: City, Territory and Architecture 10 (10)


  • Title: Spatial cognition and three-dimensional vertical urban design guidelines—Cognitive measurement and modelling for human centre design
    Authors: HS Choi, G Bruyns, W Zhang, T Cheng, S Sharma
    Year: 2023
    Cited by: 4
    Source: Urban Science 7 (4), 125


  • Title: Human cognition and emotions for human-centred design in vertical interior urban spaces
    Authors: HS Choi, G Bruyns, T Cheng, W Zhang, S Sharma
    Year: 2025
    Cited by: 3
    Source: Journal of Urban Design 30 (1), 114-137


  • Title: New Forms of Place-Making and Public Space in Contemporary Urban Development in Seoul, South Korea
    Authors: HSS Choi
    Year: 2017
    Cited by: 3
    Source: Current Urban Studies 5 (03), 332


  • Title: The impact of Hi-Technology navigation systems on the reading of the five elements of urban design, using the case of the Central District of Hong Kong
    Authors: HSS Choi, X Yang
    Year: 2022
    Cited by: 2
    Source: Current Urban Studies 10 (3), 451-466


  • Title: Understanding the impact of economic migrants and landless farmers on mass-produced housing and community space in China, using the case of Zhangjing, Suzhou
    Authors: HS Choi, A Reeve
    Year: 2018
    Cited by: 2
    Source: International Journal of Urban Sustainable Development 10 (1), 60-78


  • Title: RETRACTED ARTICLE: How can SLCA influence change to a product’s life cycle and who listens to the impacts of an SLCA?
    Authors: HS Choi
    Year: 2016
    Cited by: 2
    Source: Environment, Development and Sustainability 18 (2), 615-615


  • Title: Uncovering the drivers of intent to use the metaverse: diverse experiences in sustainability education
    Authors: HSS Choi, PYP Wong, JD Shen, MLL Francisco, A Nurgissayeva
    Year: 2025
    Cited by: 1
    Source: Discover Sustainability 6 (1), 152


  • Title: Evolving research method in three-dimensional and volumetric urban morphology of a highly dense city: assessing public and quasi-public space typologies
    Authors: HSS Choi, G Bruyns, T Cheng, J Xie
    Year: 2024
    Cited by: 1
    Source: Journal of Architecture and Urbanism 48 (1), 25–38


  • Title: Re-thinking the Hong Kong Tramway as a Rooted but Future Orientated Form of Sustainable Transportation
    Authors: HSS Choi, M Cui
    Year: 2019
    Cited by: 1*
    Source: Urbanie and Urbanus, 50


  • Title: Can the Social Life of Small Urban Spaces Benefit the Urban Marginalities?
    Authors: HS Choi, HS Choi
    Year: 2019
    Cited by: 1
    Source: Urban Marginality in Hong Kong’s Global Diaspora, 45-71


  • Title: Which gene is a dominant predictor of response during FOLFOX chemotherapy for the treatment of metastatic colorectal cancer, MTHFR or XRCC1 gene?
    Authors: DY Kim, YB Kim, HS Choi, JM Kim, K Suh
    Year: 2006
    Cited by: 1
    Source: ANNALS OF SURGICAL ONCOLOGY 13 (2), 7-7