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Dr. Mohammad Hajarian is a Marie Curie Postdoctoral Fellow and Assistant Professor at Universidad Carlos III de Madrid, where he leads the EU-funded ROSNUB project. He is also the CEO and Founder of Gegli (Gohardasht), one of the pioneering social networks he launched in 2003. With over 50 publications, including articles and books, Dr. Hajarian has made significant contributions across disciplines such as Online Social Networks, Gamification, Human-Computer Interaction, Interaction Design, Recommendation Systems, Personalization, User Engagement, Data Science, and User Acquisition. His research currently focuses on developing methods to fight misinformation and mitigate online hostility within social networks. He has taught over 35 courses and supervised numerous graduate and postgraduate theses. His innovative work has been widely adopted in the social media and software industry. He collaborates with fellow researchers through his social network platform to implement and validate cutting-edge methods in real-world environments. He has also participated in several industrial software projects and actively collaborates on various Horizon Europe and industry-driven projects. He frequently serves as a reviewer and editor for leading scientific journals and conferences. He also speaks and presents papers, workshops, and tutorials at major conferences and universities. In recognition of his contributions, Dr. Hajarian has received several prestigious awards and honors. HONORS AND AWARDS Superior graduate 2018 Awarded by Iran’s Elites National Foundation. Superior youth 2018 Awarded by Iran’s Ministry of Interior. Best researcher 2017 Awarded by the Islamic Azad University of Karaj.
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Identificação

Identificação pessoal

Nome completo
Mohammad Hajarian

Nomes de citação

  • Hajarian, Mohammad
  • M Hajarian

Identificadores de autor

Ciência ID
D016-D8A2-4E6F
ORCID iD
0000-0001-9863-2679
Google Scholar ID
g7Czd14AAAAJ
Researcher Id
AAF-4215-2021
Scopus Author Id
57190214741

Endereços de correio eletrónico

  • Mohammad.Hajarian@iscte-iul.pt (Profissional)

Telefones

Telefone
  • (+34) 623341899 (Pessoal)

Moradas

  • 2.2.B.21, Avda de la Universidad 30, 28911, Leganés - Madrid, 28911, Leganés, Madrid, Espanha (Profissional)

Websites

Domínios de atuação

  • Ciências Exatas - Ciências da Computação e da Informação

Idiomas

Idioma Conversação Leitura Escrita Compreensão Peer-review
Inglês Utilizador proficiente (C2) Utilizador proficiente (C2) Utilizador proficiente (C2) Utilizador proficiente (C2) Utilizador proficiente (C2)
Persa (Idioma materno)
Espanhol; Castelhano Utilizador elementar (A2) Utilizador elementar (A2) Utilizador elementar (A2) Utilizador elementar (A2) Utilizador elementar (A2)
Turco Utilizador elementar (A1) Utilizador elementar (A1) Utilizador elementar (A1) Utilizador elementar (A1) Utilizador elementar (A1)
Árabe Utilizador elementar (A1) Utilizador elementar (A1) Utilizador elementar (A1) Utilizador elementar (A1) Utilizador elementar (A1)
Formação
Grau Classificação
2015/09/01 - 2018/06/01
Concluído
 Software Engineering (Doutoramento)
Islamic Azad University Karaj Branch, Irão
2015/09 - 2018/06
Concluído
 Software Engineering (Doktori fokozat (PhD))
Especialização em Computer
Islamic Azad University Karaj Branch, Irão
"Fuzzy Like Algorithms and their Gamification Framework for Social Networks efficiency" (TESE/DISSERTAÇÃO)
2012/05/01 - 2014/01/01
Concluído
 Software Engineering (Mestrado)
Staffordshire University, Reino Unido
2012/05 - 2014/01
Concluído
 Software Engineering (Masterexamen)
Staffordshire University, Reino Unido
2007/01/01 - 2012/01/01
Concluído
 Software Engineering (Bacharelato)
Payame Noor University, Irão
2007/01 - 2012/01
Concluído
 Software Engineering (Bachelor)
Payame Noor University, Irão
Percurso profissional

Ciência

Categoria Profissional
Instituição de acolhimento 		Empregador
2024/11 - Atual Investigador visitante (Investigação) ISCTE-Instituto Universitário de Lisboa, Portugal
ISCTE-Instituto Universitário de Lisboa, Portugal
(...)
2022/01 - 2024/12 Pós-doutorado (Investigação) Universidad Carlos III de Madrid, Espanha
Projetos

Bolsa

Designação Financiadores
2022/01 - 2024/12 Reputation Metrics and Methods for Gamifying and Regulating Online Social Network Users’ Behaviors (ROSNUB)
801538
 Horizon 2020

Projeto

Designação Financiadores
2021/09 - 2022/01 Algorithms and Frameworks for Regulating Social Networks Users Behavior
420520
Bolseiro de Pós-Doutoramento
Universidad Carlos III de Madrid
2020/01 - 2020/09 Pervasive and Affordable technologies for Civic Engagement
TIN2016-77690-R
Bolseiro de Cientista Convidado
MAINCO
2018 - 2019 Crawler
978-600-491-213-6
Co-Investigador Responsável (Co-IR)
Iran Science Elites Federation
Concluído
2015 - 2019 Persia Project
978-600-328-213-1
Co-Investigador Responsável (Co-IR)
Iran National Elites Foundation
Produções

Publicações

Artigo em conferência
  1. Mohammad Hajarian; Paloma Diaz; Ignacio Aedo. "Fun Button Experiment: The Long-Term Effect of Gamification on User Engagement and Behavior". 2023.
    10.1109/apcc60132.2023.10460703
  2. Hajarian, Mohammad. "¿¿¿¿¿ ¿¿ ¿¿¿¿ ¿¿¿¿ ¿¿¿¿¿¿¿¿ ¿¿¿¿ ¿ ¿¿¿¿¿ ¿¿¿¿¿ ¿¿¿¿". 2019.
  3. Hajarian, Mohammad; Azam Bastanfard. ". An Image Enhancement Framework for Low Vision Users of Social Networks". Trabalho apresentado em 2nd Conference on Technology in Electrical and Computer Engineering (TEC-2017), 2017.
  4. Hajarian, Mohammad. "Framework for Improving Movement Detection by Implementing Data Mining on Big Data of Internet of Things". 2016.
  5. Hajarian, Mohammad. "Applying Data mining for advertisement in social networks and improving CTR. International Conference on Research in Engineering". 2015.
  6. Hajarian, Mohammad. "A Framework for Improving Web 2.0 Interaction Design. International Conference in New Research of Electronic Engineering and Computer science". 2015.
Artigo em revista
  1. hajarian, M.; Miguel Herrera Carrillo; Paloma Diaz; Ignacio Aedo. "Gamispotify: a gamified social music recommendation system based on users’ personal values". Multimedia Tools and Applications (2025): https://doi.org/10.1007/s11042-024-20588-y.
    Publicado • 10.1007/s11042-024-20588-y
  2. hajarian, M.; Paloma Diaz; Ignacio Aedo. "Overgamified? An Exploratory Study on Gamification and Crowdsourcing for Fake Accounts Detection in Social Networks". International Journal of Human–Computer Interaction (2024): https://doi.org/10.1080/10447318.2024.2427989.
    Publicado • 10.1080/10447318.2024.2427989
  3. hajarian, M.. "Evaluating the Impact of Different User Engagement Elements on Software Applications". (2023): https://publons.com/wos-op/publon/71435847/.
    Publicado • 10.23919/MIPRO57284.2023.10159746
  4. hajarian, M.. "A personalized gamification method for increasing user engagement in social networks". Social Network Analysis and Mining (2019): http://dx.doi.org/10.1007/s13278-019-0589-3.
    Publicado • 10.1007/s13278-019-0589-3
  5. hajarian, M.. "SNEFL: Social network explicit fuzzy like dataset and its application for Incel detection". Multimedia Tools and Applications (2019):
    Publicado • 10.1007/s11042-019-08057-3
  6. hajarian, M.. "Introducing fuzzy like in social networks and its effects on advertising profits and human behavior". Computers in Human Behavior 77 (2017): 282-293.
    Publicado • 10.1016/j.chb.2017.08.046
  7. hajarian, M.. "A Framework for Improving Web 2.0 Interaction Design". Ciência e Natura (2015): http://dx.doi.org/10.5902/2179460x20785.
    Publicado • 10.5902/2179460x20785
  8. hajarian, M.. "Applying Data mining for advertisement in social networks and improving CTR". Journal of Applied Environment and Biological Sciences 5 12S (2015): 417-420.
    Publicado • 10.6084/m9.figshare.13668638
  9. hajarian, M.. "Why people use social networks?". International journal of social science & interdisciplinary research (2015): https://figshare.com/articles/journal_contribution/Why_people_use_social_networks_/13668479.
    Publicado • 10.6084/M9.FIGSHARE.13668479
  10. hajarian, M.. "The role of data mining in revenue of websites". Galaxy international interdisciplinary research journal. (2015): https://figshare.com/articles/journal_contribution/The_role_of_data_mining_in_revenue_of_websites/13668488.
    Publicado • 10.6084/M9.FIGSHARE.13668488
  11. hajarian, M.. "Improving user satisfaction of websites using data mining". Galaxy international interdisciplinary research journal. (2015): https://figshare.com/articles/journal_contribution/IMPROVING_USER_SATISFACTION_OF_WEBSITES_USING_DATA_MINING/13668464.
    Publicado • 10.6084/M9.FIGSHARE.13668464
  12. hajarian, M.. "Toward the development of cross-platform mobile applications". Galaxy international interdisciplinary research journal. (2015): https://figshare.com/articles/journal_contribution/Toward_the_development_of_cross-platform_mobile_applications/13668494.
    Publicado • 10.6084/M9.FIGSHARE.13668494
Capítulo de livro
  1. hajarian, M.; Paloma Diaz; Ignacio Aedo. "Work-in-Progress: The Social Networks Users’ Behavior Change Using Gamified Education and Their Personality". 2023.
    Publicado • 10.1007/978-3-031-26876-2_92
  2. hajarian, M.. "A Taxonomy of Online Marketing Methods". 2021.
    Publicado • 10.1108/978-1-80071-264-520211014
Livro
  1. hajarian, M.. Gamification in social network engineering. 2019.
    Publicado
  2. hajarian, M.. Collecting data from social networks: methods and applications. Karaj, Irão: Melerd publications. 2019.
    Publicado
  3. hajarian, M.. A self-study book on C++ programming. 2019.
    Publicado
  4. hajarian, M.. Designing cross-platform mobile applications using Xamarin. 2019.
    Publicado
  5. hajarian, M.; Azam Bastanfard. Social network engineering in web 2.0. --, Irão: Melerd publications. 2018.
    Publicado
  6. hajarian, M.. Developing mobile applications with the android studio. --, Irão: Melerd publications. 2018.
    Publicado
  7. hajarian, M.. A self-study book on Visual Basic programming. 2018.
    Publicado
  8. hajarian, M.. Data structures and algorithms with JavaScript. 2017.
    Publicado
  9. hajarian, M.. C# in one day. 2017.
    Publicado
  10. hajarian, M.. Training professional mobile application programming using phone gap and jQuery mobile. Sarafraz publications. Sarafraz publications. 2015.
    Publicado
Atividades

Orientação

Título / Tema
Papel desempenhado 		Curso (Tipo)
Instituição / Organização
2024/01/01 - Atual High performance webpage recommender system using social big data and gamification
Orientador de Karam Abdalazize
ISCTE-Instituto Universitário de Lisboa, Portugal
2022/01/01 - 2022/11/01 A Gamification Based Interactive Music Recommendation System
Orientador de Miguel Herrera Carrillo
 Informatica (Mestrado)
ISCTE-Instituto Universitário de Lisboa, Portugal
2022/01/01 - 2022/01/01 A Gamification Based Interactive Music Recommendation System
Orientador de Miguel Herrera Carrillo
ISCTE-Instituto Universitário de Lisboa, Portugal
2019/02/01 - 2020/01/01 Incels identification on social networks by analyzing user comments
Orientador de Zahra Babaloo
ISCTE-Instituto Universitário de Lisboa, Portugal
2019 - 2020 Incels identification on social networks by analyzing user comments
Orientador
Basir Institute of Higher Education, Irão
2019 - 2020 Social Network Analysis of Poplar Wood Value Chain (Case Study: West Azerbaijan Province, North-West of Iran)
Coorientador
2018/05 - 2019/09 A gamified recommendation system for increasing customer loyalty
Orientador
Basir Institute of Higher Education, Irão
2019 - 2019 A gamified recommendation system for increasing customer loyalty
Orientador

Arbitragem científica em conferência

Nome da conferência Local da conferência
2017 - Atual Digital Games Research Conference, Tehran University
2015 - Atual Scientific Committee Member – Soft Computing Conference, Gilan (2015) Gilan university
2015 - Atual Scientific Committee Member – The 1st Conference on New Findings in Electronic Engineering and Computer Science, Tehran (2015) University of Tehran
2015 - Atual Scientific Committee Member – Soft Computing Conference, Gilan (2015) Gilan university

Curso / Disciplina lecionado

Disciplina Curso (Tipo) Instituição / Organização
2019 - Atual Multimedia database , Postgraduate
2019 - Atual Advanced concepts in software engineering (Postgraduate Certificate)
2019 - Atual Dependable Software Systems (Postgraduate Certificate)
2019 - Atual Advanced artificial intelligence
2018 - Atual Real-time embedded systems (Postgraduate Certificate)
2018 - Atual Network security (Postgraduate Certificate)
2018 - Atual Internet engineering (Bachelor)
2017 - Atual Operating systems (Bachelor)
2017 - Atual Applied computing (Bachelor)
2020 - 2020 Database and file structures computer science Universidad Carlos III de Madrid, Espanha

Entrevista / Programa (rádio / tv)

Programa Tema
2023 - 2023 Websummit Interview

Membro de associação

Nome da associação Tipo de participação
2022 - Atual Association for Computing Machinery (ACM) Member (No: 4492571)
2022 - Atual IEEE Member (No: 97048646)
2020 - Atual Interactive Systems Research Group (DEI Lab) Member
2016 - Atual Iran’s Elites National Foundation Member
2016 - Atual Young Researchers' Club Member
2015 - Atual Computer Science Forum, KIAU (Karaj Islamic Azad University) Member

Membro de comissão

Descrição da atividade
Tipo de participação 		Instituição / Organização
2023 - Atual Scientific Committee Member – ICOMIT 2023 Conference, Solo
Diretor
2015 - Atual Scientific Committee Member – The 1st Conference on Science and Basic Research, Shiraz (2015)
Membro
 Shiraz University, Irão

Revisão ad hoc de artigos em revista

Nome da revista (ISSN) Editora
2024 - Atual Entertainment Computing (1875-9521) Elsevier
2022 - Atual Information Processing and Management (1873-5371) Elsevier
2022 - Atual Cluster Computing (1573-7543) Springer
2022 - Atual International Journal of Human–Computer Interaction Taylor & Francis
2021 - Atual Social Network Analysis and Mining (1869-5469) Springer
2020/01 - Atual Scientific Reports (2045-2322 ) Springer
Distinções

Prémio

2022 Marie Curie Postdoctoral Fellowship (2022–2024)
EU Framework Programme for Research and Innovation Marie Sklodowska-Curie Actions, Bélgica
2018 Superior graduate
Iran’s Elites National Foundation, Irão
2018 Superior youth
Iran’s Ministry of Interior, Irão
2017 Best Researcher
Islamic Azad University of Karaj, Irão