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Ivo Sousa-Ferreira holds a PhD in Statistics and Operational Research from the Faculty of Sciences, University of Lisbon. He is currently an Integrated Research Member at the Centre of Statistics and its Applications (CEAUL) and an Invited Assistant Professor at the Faculty of Exact Sciences and Engineering, University of Madeira. His expertise lies in the fields of Statistics and Probability, with a particular interest in Survival Analysis.
Identification

Personal identification

Full name
Ivo Miguel Sousa Ferreira
Gender
Male

Citation names

  • Sousa-Ferreira, Ivo
  • Ferreira, Ivo

Author identifiers

Ciência ID
6E10-F64C-8B54
ORCID iD
0000-0001-5526-3594
Google Scholar ID
Sht71RsAAAAJ&hl
Researcher Id
AAS-3533-2020
Scopus Author Id
57193736632

Email addresses

  • ivo.ferreira@staff.uma.pt (Professional)

Addresses

  • Centro de Estatística e Aplicações, Faculdade de Ciências, Universidade de Lisboa, 1749-016, Lisboa, Lisboa, Portugal (Professional)
  • Departamento de Matemática, Faculdade de Ciências Exatas e da Engenharia, Universidade da Madeira, 9020-105, Região Autónoma da Madeira, Funchal, Portugal (Professional)

Websites

Knowledge fields

  • Exact Sciences - Mathematics - Statistics and Probability

Languages

Language Speaking Reading Writing Listening Peer-review
Portuguese Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
English Beginner (A1) Advanced (C1) Advanced (C1) Advanced (C1)
Spanish; Castilian Beginner (A1) Advanced (C1) Beginner (A1) Advanced (C1)
French Beginner (A1) Beginner (A1) Beginner (A1) Beginner (A1)
Education
Degree Classification
2018/09 - 2023/05
Concluded
 Statistics and Operational Research (Doctor of Philosophy)
Major in Probability and Statistics
Faculty of Sciences, University of Lisbon, Portugal
"Parametric Survival Models for Recurrent Events" (THESIS/DISSERTATION)
 Approved with Distinction and Honours
2014/09 - 2016/09
Concluded
 Mathematics (Master)
Faculty of Exact Sciences and Engineering, University of Madeira, Portugal
"Models for Multiple Events" (THESIS/DISSERTATION)
 18/20
2011/09 - 2014/06
Concluded
 Management (Bachelor)
Faculty of Social Sciences, University of Madeira, Portugal
 17/20
Affiliation

Teaching in Higher Education

Category
Host institution 		Employer
2023/09 - Current Invited Assistant Professor (University Teacher) University of Madeira, Portugal
Faculty of Exact Sciences and Engineering, University of Madeira, Portugal
2021/10 - 2023/06 Invited Assistant (University Teacher) University of Madeira, Portugal
Faculty of Exact Sciences and Engineering, University of Madeira, Portugal
2016/09 - 2018/06 Invited Assistant (University Teacher) University of Madeira, Portugal
Faculty of Exact Sciences and Engineering, University of Madeira, Portugal
Projects

Grant

Designation Funders
2020/09 - 2022/08 Parametric Survival Models for Recurrent Events
10.54499/2020.06459.BD
PhD Student Fellow
Fundação para a Ciência e a Tecnologia, Portugal
 Fundação para a Ciência e a Tecnologia
Concluded
2018/09 - 2020/08 Parametric Survival Models for Recurrent Events
C00189m
PhD Student Fellow
Reitoria da Universidade de Lisboa, Portugal
 Reitoria da Universidade de Lisboa
Concluded

Other

Designation Funders
2025/01 - 2029/12 FCT Strategic project - UIDB/00006/2025
UIDB/00006/2025
Integrated member of CEAUL
FCiênciasID Associação para a Investigação e Desenvolvimento de Ciências, Portugal

Universidade de Lisboa Centro de Estatística e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2020/01/01 - 2024/12/31 FCT Strategic project - UIDB/00006/2020
10.54499/UIDB/00006/2020
10.54499/UIDP/00006/2020
Integrated member of CEAUL
FCiênciasID Associação para a Investigação e Desenvolvimento de Ciências, Portugal

Universidade de Lisboa Centro de Estatística e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2019/01/01 - 2019/12/31 FCT Strategic project - UID/MAT/00006/2019
UID/MAT/00006/2019
Integrated member (non-PhD) of CEAUL
FCiênciasID Associação para a Investigação e Desenvolvimento de Ciências, Portugal

Universidade de Lisboa Centro de Estatística e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2018/01 - 2018/12 FCT Strategic project - UID/MAT/00006/2013
UID/MAT/00006/2013
Integrated member (non-PhD) of CEAUL
FCiênciasID Associação para a Investigação e Desenvolvimento de Ciências, Portugal

Universidade de Lisboa Centro de Estatística e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
Outputs

Publications

Book chapter
  1. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. Corresponding author: Sousa-Ferreira, Ivo. "An additive shared frailty model for recurrent gap time data in the presence of zero-recurrence subjects". In Springer Proceedings in Mathematics & Statistics, 27-42. Cham, Switzerland: Springer Nature Switzerland, 2025.
    Published • 10.1007/978-3-031-68949-9_3
  2. Sousa-Ferreira, Ivo; Rocha, Cristina; Abreu, Ana Maria. Corresponding author: Sousa-Ferreira, Ivo. "The extended Chen-Poisson marginal rate model for recurrent gap time data". In Springer Proceedings in Mathematics & Statistics, 337-351. Cham, Switzerland: Springer International Publishing, 2022.
    Published • 10.1007/978-3-031-12766-3_23
  3. Rodrigues, Bruno; Pereira, Elsa; Sousa-Ferreira, Ivo; Mascarenhas, Margarida. "Insular tourism: Profile and consumption patterns of an international football event held in Madeira Island". In Handbook of Research on Resident and Tourist Perspectives on Travel Destinations, edited by Pinto, Patrícia; Guerreiro, Manuela, 339-360. IGI Global, 2020.
    Published • 10.4018/978-1-7998-3156-3.ch016
  4. Sousa-Ferreira, Ivo; Abreu, Ana Maria. Corresponding author: Sousa-Ferreira, Ivo. "Hybrid Model for Recurrent Event Data". In Matrices, Statistics and Big Data, edited by Ejaz S. Ahmed, Simo Puntanen, Francisco Carvalho, 23-33. Switzerland: Springer International Publishing, 2019.
    Published • 10.1007/978-3-030-17519-1_2
Conference paper
  1. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. Corresponding author: Sousa-Ferreira, Ivo. "A flexible non-mixture cure model for recurrent gap time data". Paper presented in The 37th International Workshop on Statistical Modelling, Dortmund, 2023.
    Published
  2. Sousa-Ferreira, Ivo; Rocha, Cristina; Abreu, Ana Maria. Corresponding author: Sousa-Ferreira, Ivo. "A flexible marginal rate model for recurrent events with a zero-recurrence proportion". Paper presented in 35th International Workshop on Statistical Modelling, Bilbao, 2020.
    Published
  3. Sousa-Ferreira, Ivo; Rocha, Cristina; Abreu, Ana Maria (2013-43DF-3CB0). Corresponding author: Sousa-Ferreira, Ivo. "Modelos paramétricos flexíveis para acontecimentos recorrentes". Paper presented in XXIV Congresso da Sociedade Portuguesa de Estatística, Amarante, 2019.
    Published
  4. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. Corresponding author: Sousa-Ferreira, Ivo. "Parametric regression models for recurrent events analysis based on Chen distribution". Paper presented in 34th International Workshop on Statistical Modelling, Guimarães, 2019.
    Published
  5. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. Corresponding author: Sousa-Ferreira, Ivo. "Modelos de sobrevivência aplicados à análise de acontecimentos múltiplos". Paper presented in XXIII Congresso da Sociedade Portuguesa de Estatística, Lisboa, 2017.
    Published
Conference poster
  1. Abreu, Ana Maria; Sousa-Ferreira, Ivo. Corresponding author: Abreu, Ana Maria. "ecpdist: an R package for the extended Chen-Poisson lifetime distribution". Paper presented in IX Workshop on Computational Data Analysis and Numerical Methods (WCDANM), 2024.
  2. Sousa-Ferreira, Ivo; Rocha, C.; Abreu, Ana Maria (2013-43DF-3CB0). "Parametric cure models with application to hospital readmission data". Paper presented in Ciência 2023 - Encontro com a Ciência e Tecnologia em Portugal, Aveiro Portugal, 2023.
  3. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, C.. "A flexible non-mixture cure model for recurrent gap time data". Paper presented in The 37th International Workshop on Statistical Modelling, Dortmund, Alemanha, 2023.
  4. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, C.. "A parametric multiplicative rate model for recurrent gap time data with shared frailty". Paper presented in The 43rd Annual Conference of the International Society for Clinical Biostatistics, Newcastle, United Kingdom, 2022.
  5. Sousa-Ferreira, Ivo; Rocha, C.; Abreu, Ana Maria. "A flexible parametric rate model for recurrent gap time data with shared inverse Gaussian frailty". Paper presented in Ciência 2022 - Encontro com a Ciência e Tecnologia em Portugal, Lisboa, Portugal, 2022.
  6. Sousa-Ferreira, Ivo; Rocha, Cristina; Abreu, Ana Maria. "A gap time model based on restricted cubic splines with a zero-recurrence proportion". Paper presented in Ciência 2021 – Encontro com a Ciência e Tecnologia em Portugal, 2021.
  7. Sousa-Ferreira, Ivo; Rocha, Cristina; Abreu, Ana Maria. "A flexible marginal rate model for recurrent events with a zero-recurrence proportion". Paper presented in The 35th International Workshop on Statistical Modelling, Bilbao, Spain, 2021.
  8. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. "Parametric regression models for recurrent events analysis based on Chen distribution". Paper presented in The 34th International Workshop on Statistical Modelling, 2019.
  9. Sousa-Ferreira, Ivo; Abreu, Ana Maria. "Guidelines for the analysis of multiple failure-time data with marginal models". Paper presented in One-day Workshop on Survival Analysis (WSA), 2017.
    10.13140/RG.2.2.26361.21609
  10. Sousa-Ferreira, Ivo; Abreu, Ana Maria. "Hybrid model for recurrent event data". Paper presented in The 25th International Workshop on Matrices and Statistics, 2016.
Edited book
  1. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Gouveia-Reis, Délia; Mendonça, Sandra. Livro de Resumos: II Workshop Matemática na UMa. Funchal, Portugal: Universidade da Madeira. 2017.
    Published • Editor
Journal article
  1. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. "Comparison of parametric rate models for gap times between recurrent events". Mathematics 13 12 (2025): 1931. https://doi.org/10.3390/math13121931.
    Open access • Published • 10.3390/math13121931
  2. Ferreira, Rui; Maleita, Carla; Fonseca, Luís; Esteves, Ivânia; Sousa-Ferreira, Ivo; Cabrera, Raimundo; Castilho, Paula. "Chemical screening and nematicidal activity of essential oils from macaronesian and mediterranean plants for controlling plant-parasitic nematodes". Plants 14 3 (2025): 337. https://doi.org/10.3390/plants14030337.
    Open access • Published • 10.3390/plants14030337
  3. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. Corresponding author: Sousa-Ferreira, Ivo. "The extended Chen-Poisson lifetime distribution". REVSTAT - Statistical Journal 21 2 (2023): 173-196. https://doi.org/10.57805/revstat.v21i2.405.
    Open access • Published • 10.57805/revstat.v21i2.405
  4. Silva, Catarina L.; Perestrelo, Rosa; Sousa-Ferreira, Ivo; Capelinha, Filipa; Câmara, José S.; Petkovic, Marijana. "Lipid biosignature of breast cancer tissues by matrix-assisted laser desorption/ionization time-of-flight mass spectrometry". Breast Cancer Research and Treatment 182 1 (2020): 9-12. http://dx.doi.org/10.1007/s10549-020-05672-9.
    Open access • Published • 10.1007/s10549-020-05672-9
  5. Ideia, Pedro; Sousa-Ferreira, Ivo; Castilho, Paula C.. "A Novel and Simpler Alkaline Hydrolysis Methodology for Extraction of Ferulic Acid from Brewer's Spent Grain and its (Partial) Purification through Adsorption in a Synthetic Resin". Foods 9 5 (2020): 1-13. http://dx.doi.org/10.3390/foods9050600.
    Open access • Published • 10.3390/foods9050600
  6. Sousa-Ferreira, Ivo; Abreu, Ana Maria. Corresponding author: Abreu, Ana Maria. "A review of Cox's model extensions for multiple events". IJRDO - Journal of Applied Science 5 2 (2019): 47-62. https://www.ijrdo.org/index.php/as/article/view/2677.
    Open access • Published • 10.53555/as.v5i2.2677
  7. Sousa-Ferreira, Ivo; Sousa, Duarte. "A review of velocity-type PSO variants". Journal of Algorithms & Computational Technology 11 1 (2016): 23-30. http://dx.doi.org/10.1177/1748301816665021.
    Open access • Published • 10.1177/1748301816665021
Newsletter article
  1. Sousa-Ferreira, Ivo. "Análise de Sobrevivência em R", Boletim da Sociedade Portuguesa de Estatística (Primavera 2022), 2022, https://www.spestatistica.pt/publicacoes/publicacao/lideranca-estatistica.
  2. Sousa-Ferreira, Ivo. "Prémio SPE 2020: A new lifetime distribution and its applications in recurrent events analysis", Boletim da Sociedade Portuguesa de Estatística (Primavera 2021), 2021, https://www.spestatistica.pt/publicacoes/publicacao/especial-covid-estatistica-ao-servico-da-sociedade.
  3. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. "Um olhar sobre o desenvolvimento de modelos de sobrevivência para acontecimentos recorrentes", Boletim da Sociedade Portuguesa de Estatística (Outono 2020), 2020, https://www.spestatistica.pt/publicacoes/publicacao/boletim-outono-2020.
Online resource
  1. Abreu, Ana Maria; Sousa-Ferreira, Ivo. Corresponding author: Abreu, Ana Maria. ecpdist R package: Extended Chen-Poisson Lifetime Distribution. 2024. https://CRAN.R-project.org/package=ecpdist.
    10.32614/CRAN.package.ecpdist
Report
  1. Sousa-Ferreira, Ivo; Rocha, Cristina; Abreu, Ana Maria. Corresponding author: Sousa-Ferreira, Ivo. 2024. Flexible parametric models with shared inverse Gaussian frailty for gap times between recurrent events.
  2. Sousa-Ferreira, Ivo; Abreu, Ana Maria; Rocha, Cristina. Corresponding author: Sousa-Ferreira, Ivo. 2020. A new lifetime distribution and its applications in recurrent events analysis. http://ceaul.org/notas-comunicacoes-2020/.
Thesis / Dissertation
  1. "Modelos de Sobrevivência Paramétricos para Acontecimentos Recorrentes". PhD, Universidade de Lisboa Faculdade de Ciências, 2023. http://hdl.handle.net/10451/59856.
  2. Sousa-Ferreira, Ivo. "Modelos para Acontecimentos Múltiplos". Master, Universidade da Madeira Faculdade de Ciências Exatas e da Engenharia, 2016. http://hdl.handle.net/10400.13/1326.
Activities

Oral presentation

Presentation title Event name
Host (Event location)
2025/01 From concept to application: exploring the extended Chen-Poisson distribution Journal Club - Medical Statistics Group
University of Lisbon, Faculty of Science (Lisbon, Portugal)
2024/05 The SMAD4 genetic status as a molecular prognostic marker in resected pancreatic ductal adenocarcinoma Hospital da Luz Research Congress 3rd Edition
Hospital da Luz (Lisbon, Portugal)
2024/02 Multiplicative and additive shared frailty models for gap time data Invited Seminar within the PhD Program in Mathematics
CIMA - Research Center in Mathematics and Applications & School of Science and Technology of the University of Évora (Évora, Portugal)
2024/02 Inclusion of a shared frailty in gap time models CIMA Annual Meeting 2024
Reitory of the University of Madeira (Lisbon, Portugal)
2024/01 An additive shared frailty model using the non-central chi-squared distribution with zero degrees of freedom Joint Seminar CEAUL & CEMAT
CEAUL - Centre of Statistics and its Appplications; CEMAT - Center for Computational and Stochastic Mathematics (Lisbon, Portugal)
2023/12 Recurrent event analysis: basic concepts and some recent contributions Lecture by invitation in the IMS International Conference on Statistics and Data Science
Institute of Mathematical Statistics (IMS) (Lisbon, Portugal)
2023/10 An additive shared frailty model for recurrent gap time data in the presence of zero-recurrence subjects XXVI Congress of the Portuguese Statistical Society
Portuguese Statistical Society (Guimarães, Portugal)
2023/07 Topics on the analysis of recurrent events CIMA Annual Meeting 2023
Instituto Superior de Engenharia de Lisboa (ISEL) (Lisboa, Portugal)
2021/10 The extended Chen-Poisson marginal rate model for recurrent gap time data XXVI Congress of the Portuguese Statistical Society
Portuguese Statistical Society (Évora, Portugal)
2020/11 A new lifetime distribution and its applications in recurrent events analysis Lecture by invitation
40th Anniversary Celebration of the Portuguese Statistical Society (Lisboa, Portugal)
2020/09 A flexible multiplicative marginal rate model for gap times between recurrent events Lecture by invitation
Royal Statistical Society International Conference (London, United Kingdom)
2020/07 A flexible multiplicative marginal rate model for gap times between recurrent events The Young Statisticians' Meeting 2020
University of Manchester (Manchester, United Kingdom)
2020/02 Modelação do tempo entre acontecimentos recorrentes utilizando splines cúbicos restritos Jornadas de Estatística Médica
Centre os Statistics and its Applications (University of Lisbon) (Lisbon, Portugal)
2019/12 Extensions of the Cox model to analyse multiple time-to-event data Invited Seminar within the Master Program in Biostatistics
Faculty of Sciences & Centre of Statistics and its Applications, University of Lisbon (Lisbon, Portugal)
2019/11 Modelos Paramétricos Flexíveis para Acontecimentos Recorrentes XXIV Congresso da Sociedade Portuguesa de Estatística
Sociedade Portuguesa de Estatística (Amarante, Portugal)
2017/10 Modelos de Sobrevivência aplicados à Análise de Acontecimentos Múltiplos XXIII Congresso da Sociedade Portuguesa de Estatística
Sociedade Portuguesa de Estatística (Lisboa, Portugal)
2017/06 Extensões do Modelo de Cox para Acontecimentos Múltiplos: Implementação em R II Workshop Matemática na UMa - A Matemática e as Outras Ciências, as Outras Ciências e a Matemática
Universidade da Madeira (Funchal, Madeira, Portugal)
2017/06 Extensões do Modelo de Cox para Acontecimentos Múltiplos: Fundamentos Teóricos II Workshop Matemática na UMa - A Matemática e as Outras Ciências, as Outras Ciências e a Matemática
Universidade da Madeira (Funchal, Madeira, Portugal)
2016/11 Estatística: passado, presente e futuro Lecture by invitation
Escola Profissional de Hotelaria e Turismo da Madeira (Funchal, Madeira, Portugal)

Ad Hoc journal article review

Journal title (ISSN) Publisher
2024 - Current REVSTAT - Statistical Journal (1645-6726) Instituto Nacional de Estatística (Statistics Portugal)
2023/09 - Current Journal of Agricultural, Biological, and Environmental Statistics (1537-2693) Springer
2022/07 - Current Acta Médica Portuguesa (0870-399X) Ordem dos Médicos

Association member

Society Organization name Role
2022/05 - Current International Society for Clinical Biostatistics Member number 10929
2019/07 - Current Statistical Modelling Society Member number 1673
2016/09 - Current Sociedade Portuguesa de Estatística Member number 1052
Distinctions

Award

2024 Merit and Value Scholarship
Funchal City Council, Portugal
2020 Best Oral Presentation at the 1st edition of the Jornadas de Estatística Médica
Centro de Estatística e Aplicações da Universidade de Lisboa, Portugal

SAS: Analytics Software & Solutions, Portugal
2020 2nd Best Oral Presentation at the 46th edition of the Young Statistician's Meeting
Royal Statistical Society, United Kingdom

The University of Manchester Division of Population Health, Health Services Research and Primary Care, United Kingdom
2020 SPE Award 2020
Sociedade Portuguesa de Estatística (SPE), Portugal
2019 Merit Diploma - Best Student of the Master's in Mathematics
Universidade da Madeira, Portugal
2018 Merit Scholarship - Academic Year 2013/2014, for the 3rd Year of Bachelor's Degree in Management
Direcção-Geral do Ensino Superior (DGES). (entregue em janeiro de 2018), Portugal
2011 1st Place Winner in the 'Student' category, in the 'Kangaroo Math Competition without Borders'
Universidade do Porto Departamento de Matemática, Portugal

Sociedade Portuguesa de Matemática, Portugal
2009 3rd Place Winner in the 'Bright Minds' Competition
Escola Básica e Secundária Gonçalves Zarco, com o patrocínio da Fundação Berardo., Portugal

Other distinction

2023 Scholarship for participation in the XXVI Congress of the Portuguese Statistical Society
2021 Scholarship for participation in the XXV Congress of the Portuguese Statistical Society
Sociedade Portuguesa de Estatística, Portugal
2019 Scholarship for participation in the XXIV Congress of the Portuguese Statistical Society
Sociedade Portuguesa de Estatística (SPE), Portugal
2017 Scholarship for participation in the 'One-day Workshop on Survival Analysis'
Centro de Estatística e Aplicações da Universidade de Lisboa (CEAUL) e DEIO/FCUL, Portugal
2017 Scholarship for participation in the XXIII Congress of the Portuguese Statistical Society
Sociedade Portuguesa de Estatística (SPE), Portugal