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Ana Lorga da Silva is a Associate Professor at ECEO and FCSEA, Lusófona University, Lisbon, Portugal. Her research focuses on Applied Mathematics, with specialisation in missing data treatment. She has published several papers and book chapters in applied Mathematics to Management, Economics, Social Sciences, Psychology and Veterinary. With a focus on international research groups, since 2014 collaborates with Universidad Autónoma del Estado de México. Recently she organized national and international conferences JOCLAD2020 and 62nd International Scientific Conference on Economic and Social Development, respectively. She has also supervised over 10 Masters and PhD thesis. Ana Lorga da Silva completed her PhD in Applied Mathematics to Economics and Management in 2005 by the University of Lisbon and her PhD in Computer Sciences in 2005 by the Conservatoire National des Arts et Metiers, in Co-tutelage regime.
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Identification

Personal identification

Full name
Ana Isabel Gonçalves da Costa Lorga da Silva
Gender
Female

Citation names

  • Silva, A. L.
  • Lorga da Silva, A.
  • Lorga, A.
  • Da Silva, A. L.

Author identifiers

Ciência ID
E717-7D02-9AD8
ORCID iD
0000-0001-7514-8278
Researcher Id
B-2443-2018
Scopus Author Id
56666634200

Email addresses

  • ana.lorga@ulusofona.pt (Professional)
  • analorgasilva@enautica.pt (Professional)

Telephones

Telephone
  • 217515500 (Professional)

Websites

Knowledge fields

  • Exact Sciences - Mathematics - Applied Mathematics

Languages

Language Speaking Reading Writing Listening Peer-review
French Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
English Upper intermediate (B2) Advanced (C1) Upper intermediate (B2) Advanced (C1) Advanced (C1)
Portuguese (Mother tongue)
Education
Degree Classification
2005/07/27
Concluded
 Matemática Aplicada à Economia e à Gestão (Mestrado)
Major in Não Aplicável
ISEG Lisbon School of Economics and Management, Portugal
2005/06/30
Concluded
 Matemática Aplicada à Economia e à Gestão (Doutoramento)
Universidade de Lisboa, Portugal
"Tratamento de Dados Omissos e Métodos de Imputação em Classificação" (THESIS/DISSERTATION)
 Aprovada - Observação:Tese realizada em co-tutela
2005/06/30
Concluded
 Informathique (Doutoramento)
Conservatoire National des Arts et Metiers, France
"DONNEES MANQUANTES ET METHODES D’IMPUTATION EN CLASSIFICATION" (THESIS/DISSERTATION)
 Très honorable
1989/06/30
Concluded
 Matemática (Ensino de) (Licenciatura)
Major in Não Aplicável
Fundação da Faculdade de Ciências da Universidade de Lisboa, Portugal
Affiliation

Science

Category
Host institution 		Employer
2018 - 2021 Science and Technology Management Universidade Lusófona de Humanidades e Tecnologias, Portugal
Universidade Lusófona de Humanidades e Tecnologias, Portugal
2007 - 2007 Coordinating Researcher (Research) Universidade Lusófona de Humanidades e Tecnologias, Portugal

Teaching in Higher Education

Category
Host institution 		Employer
2022/10/04 - Current Invited Adjunct Teacher (Polytechnic Teacher) Escola Superior Náutica Infante D Henrique, Portugal
Escola Superior Náutica Infante D Henrique, Portugal
2005/07/01 - Current Associate Professor (University Teacher) Universidade Lusófona de Humanidades e Tecnologias, Portugal
2005/06/30 - 2019 Associate Professor (University Teacher) Universidade de Aveiro Instituto Superior de Contabilidade e Administração, Portugal
2003/09/01 - 2005/06/30 Assistant Professor (University Teacher) Universidade Lusófona de Humanidades e Tecnologias, Portugal
1995/07/28 - 2002/09/30 Assistant (University Teacher) Universidade de Lisboa Instituto Superior de Economia e Gestão, Portugal
Universidade de Lisboa, Portugal
1991/09/01 - 1995/07/27 Trainee Assistant (University Teacher) Universidade de Lisboa Instituto Superior de Economia e Gestão, Portugal

Positions / Appointments

Category
Host institution 		Employer
2017/10/17 - 2021 Manager of Laboratory, Institute, Museum, Centre or Observatory Universidade Lusófona de Humanidades e Tecnologias, Portugal
Universidade Lusófona de Humanidades e Tecnologias, Portugal
2013 - 2019 Conselho científico/técnico-científico ou orgão correspondente Universidade de Aveiro Instituto Superior de Contabilidade e Administração, Portugal
2013 - 2019 Conselho pedagógico Universidade de Aveiro Instituto Superior de Contabilidade e Administração, Portugal

Others

Category
Host institution 		Employer
2006/09/01 - 2007/03/01 Invited Teacher of IPEAP (Statistics applied to Psychology) Universidade de Lisboa Faculdade de Psicologia, Portugal
2000/09/01 - 2006/08/31 Researcher Universidade de Lisboa Centro de Estatística e Aplicações, Portugal
1995/09/01 - 1996/03/01 Invited Professor Universidade Aberta, Portugal
Projects

Grant

Designation Funders
2024/07/01 - 2024/09/30 a definir
COVID/BDE/153660/2024
 Fundação para a Ciência e a Tecnologia
Ongoing
2002/09/01 - 2004/09/30 Modèles Statistiques pour le Data Mining
542-B2
Integration into Research Grant Fellow
Conservatoire National des Arts et Metiers Centre d'Etudes et De Recherche en Informatique et Communications, France
Concluded
2000/09/01 - 2002/08/31 Validation de Structures de Classification et Extensions des Méthodes Hierárchiques"
253-J4
Integration into Research Grant Fellow
Concluded

Contract

Designation Funders
2019/01/01 - 2019/12/31 Centro de Pesquisa e Estudos Sociais
UID/SOC/04884/2019
 Fundação para a Ciência e a Tecnologia
Concluded

Other

Designation Funders
2017/10/17 - Current Digital, Network Societies and the impact of ICTs on political process, employment and social relations, labor and personal relations
UID/SOC/4884/2019
Principal investigator
Universidade Lusófona de Humanidades e Tecnologias, Portugal
 Fundação para a Ciência e a Tecnologia
Outputs

Publications

Book
  1. Da Silva, A. L.. Economic and Social Development 62nd International Scientific Conference on Economic and Social Development Development. Croatia: Varazdin Development and Entrepreneurship Agency, Varazdin, Croatia / University North, Koprivnica, Croatia. 2020.
    Published • Editor
Book chapter
  1. "O CAPITAL HUMANO E A INOVAÇÃO COMO PEDRAS BASILARES DA ECONOMIA PORTUGUESA". 239-251. Atena Editora, 2021.
    10.22533/at.ed.55321071017
  2. Cátia Rosário; Ana Lorga da Silva; António Augusto Costa. "IMPACT OF TOURISM ON PORTUGAL’S REGIONAL DEVELOPMENT". 2020.
    10.31410/tmt.2020.81
  3. Santos-Barrios, Leonel; Ruiz-Torres, Monica; Gómezdemetrio, William; Sánchez-Vera, Ernesto; Lorga Da Silva, Ana; Martínez-Castañeda, Francisco. "An Approximation of Social Well-Being Evaluation Using Structural Equation Modeling". In Data Analysis and Applications 1, 117-124. John Wiley & Sons, Inc., 2019.
    Published • 10.1002/9781119597568.ch8
  4. Rosário, Cátia; Costa, António Augusto; Lorga da Silva, Ana. "Analysis of the Determinants and Outputs of Innovation in the Nordic Countries". In Data Analysis and Applications 2, 15-27. John Wiley & Sons, Inc., 2019.
    10.1002/9781119579465.ch2
  5. Parreira, Artur; Moura, Rui Duarte; Lorga da Silva, Ana. "Knowledge Society". In Constitutional Knowledge and Its Impact on Citizenship Exercise in a Networked Society, 27-54. IGI Global, 2019.
    10.4018/978-1-5225-8350-9.ch002
  6. C?tia Ros?rio; Ana Lorga da Silva. "Impact of Social Networks in the Exercise of Citizenship in Portugal". United States, 2019.
    10.4018/978-1-5225-8350-9.ch005
  7. Silva, A. L.; Martínez-Castañeda, Francisco. "Dinámica en precios y producción del sector porcino mexicano. In B. Vásquez, B. Valverde". In Ganadería, Sociedad y Recursos Naturales, 205-2014. Chapingo, Mexico: Universidad Autónoma Chapingo, 2016.
    Published
  8. Silva, A. L.. "Uma Visão Geral sobre Dados Omissos". In Investigação e Prática em Economia, 49-68. Cascais, Portugal: Principia, 2010.
    Published
  9. Ana Lorga da Silva. "Uma Visão Geral Sobre Dados Omissos". 2010.
  10. Silva, Ana. "Missing Data and Imputation Methods in Partition of Variables". 631-637. Springer Berlin Heidelberg, 2004.
    10.1007/978-3-642-17103-1_59
  11. Silva, Ana. "Missing Data in Hierarchical Classification of Variables — a Simulation Study". 121-128. Springer Berlin Heidelberg, 2002.
    10.1007/978-3-642-56181-8_13
Conference paper
  1. Cátia Rosário; Ana Lorga da Silva; António Augusto Costa. "Financial Literacy and Risk Aversion of University Students: Study Applied to Lusófona University Students". 2021.
    10.31410/LIMEN.2021.205
  2. Da Silva, A. L.; Cátia Rosário (E131C-D3BB-5BD2); António Augusto Teixeira da Costa. "REGIONAL DEVELOPMENT OF PORTUGAL: WHICH ARE THE REGIONS OF PORTUGAL WITH THE HIGHEST LEVEL OF ECONOMIC DEVELOPMENT AND WHAT IS THE INFLUENCE OF SOCIAL AND DEMOGRAPHIC FACTORS IN THIS DEVELOPMENT?". Paper presented in Economic and Social Development, Lisbon, 2020.
    Published
  3. Lorga da Silva, A.; Capelo, Carlos. "Exploring the effects of Structural Tranparency". Paper presented in CELDA 2019, Cagliari, 2019.
  4. Silva, A. L.. "Gender and entrepreneurship: in which areas of higher education are women and men more entrepreneurial?". Paper presented in International Scientific Conference on Economic and Social Development, Aveiro, 2019.
    Published
  5. Silva, A. L.; Velazques-Torres, A; Moysen-Albarran, F. S.; Martinez-Campos, A. R. "Avocado (Persea Amaricana Mill) Industrialization as a Regional Sustainability Development Strategy". Paper presented in 39thInternational Conference on Economic and Social Development, Lisbon, 2019.
    Published
  6. Silva, A. L.. "The impact of information and communication technologies on countries economic growth". Paper presented in 39thInternational Conference on Economic and Social Development, 2019.
    Published
  7. Capelo, C.; Lorga, A.. "Exploring the effects of structural transparency and exploratory guidance in simulation-based learning environments". 2019.
    10.33965/celda2019_201911l019
  8. Silva, A. L.; Paulino-Flores, M; Villavicencio-Gutierrez, R.; Martinez-Campos, A.; Villavicencio Gutierrez, R.. "Life Cycle Assessment of Pig Production - a Case Study in Mexican Farm.". Paper presented in Economic and Social Development, Lisbon, 2018.
    Published
  9. Silva, A. L.; Rosário, Cátia; Costa, A. A.. "Análise do impacto do capital humano e da inovação na economia de Portugal através de modelos de equações estruturais". Paper presented in XXXI International Congress of Applied Economics, Lisbon, 2017.
    Published
  10. Silva, A. L.; Olav Osteras. "An approximation of Ingredients Usage and the Effect on Dairy Milk Yield". Paper presented in ASMDA 2015, Athens, 2015.
  11. Ana Lorga da Silva; Gilbert Saporta; Helena Bacelar-Nicolau. "Multiple Imputation and Multidimensional Scaling Applied to a k-means Method". 2008.
  12. Ana Lorga da Silva; Gilbert Saporta; Helena Bacelar-Nicolau. "Dealing with missing data in a k-means method - A simulation based approach". 2006.
  13. Ana Lorga da Silva; Helena Bacelar-Nicolau; Gilbert Saporta. "Coefficiente de affinidade em classificação com dados omissos. Uma Aplicação a Dados Reais". 2004.
  14. Ana Lorga da Silva; Helena Bacelar-Nicolau; Gilbert Saporta. "Etude de l'effet d'imputation de données manquantes sur des structures de classification hiérarchique de variables". 2003.
  15. Ana Lorga da Silva; Gilbert Saporta; Helena Bacelar-Nicolau. "Classification hiérarchique ascendante avec imputation multiple de données manquantes". 2003.
  16. Ana Lorga da Silva; Helena Bacelar-Nicolau; Gilbert Saporta. "Missing Data in Hierarchical Classification of Variables, a simulation study". 2002.
  17. Ana Lorga da Silva; Gilbert Saporta; Helena Bacelar-Nicolau. "Dados omissos em Classificação hierárquica de variáveis e o algoritmo NIPALS". 2002.
  18. Ana Lorga da Silva; Helena Bacelar-Nicolau; Gilbert Saporta; Manuel Geada. "Missing Data in Hierarchical Classification, a study with personality development data". 2001.
  19. Ana Lorga da Silva; Helena Bacelar-Nicolau; Gilbert Saporta; Manuel Geada. "Missing Data in Hierarchical Classification - a study with Personality developpment data". 2001.
  20. Silva, A. L.. "Métodos de Redução do Efeito da Falta de Resposta em Censos – Algumas Aplicações.". Paper presented in IV Congresso Anual da Sociedade Portuguesa de Estatística, Ilha da Madeira, 1996.
    Published
Journal article
  1. "IMPACT OF HUMAN CAPITAL ON THE PORTUGUESE ECONOMY MEDIATED BY INTELLECTUAL PROPERTY". Scientific Journal of Applied Social and Clinical Science 2 5 (2022): 2-18. http://dx.doi.org/10.22533/at.ed.216252217036.
    10.22533/at.ed.216252217036
  2. Artur Parreira; Ana Lorga Silva. "THE COMPLEXITY PARADIGM: TOWARDS A MODEL FOR THE ANALYSIS OF SOCIAL SYSTEMS AND PROBLEMS". Facta Universitatis, Series: Economics and Organization (2021): https://doi.org/10.22190/FUEO210702031P.
    10.22190/FUEO210702031P
  3. Monica Elizama Ruiz-Torres; Ana Lorga da Silva; Carlos Manuel Arriaga-Jordán; Francisco Ernesto Martínez-Castañeda. "Construction of Social Sustainability in Milk Production Systems in Central Mexico". Agro Productividad 14 1 (2021): https://doi.org/10.32854/agrop.v14i1.1779.
    10.32854/agrop.v14i1.1779
  4. Capelo, Carlos; Silva, Ana Lorga. "Optimising the Learning Potential of Simulations Through Structural Transparency and Exploratory Guidance". Simulation & Gaming 51 4 (2020): 498-523. http://dx.doi.org/10.1177/1046878120916209.
    10.1177/1046878120916209
  5. Goncalves, Artur Parreira; Brandão, Marcelle Rossi; Silva, A. L.. "O FENÔMENO DA CORRUPÇÃO E A SOCIEDADE DO CONHECIMENTO:". Lex Cult: Revista do CCJF 2 1 (2018): 28. http://dx.doi.org/10.30749/2594-8261.v2n1p28-50.
    10.30749/2594-8261.v2n1p28-50
  6. Silva, A. L.. "Integração Regional da Guiné-Bissau na CEDEAO e Adesão à UEMOA". (2017): http://dx.doi.org/10.31750/fr1701a05.
    10.31750/fr1701a05
  7. Parreira, A.; Da Silva, A.L.. "The use of numerical value of adverbs of quantity and frequency in the measurement of behavior patterns: Transforming ordinal scales into interval scales". Ensaio 24 90 (2016): 109-126. http://www.scopus.com/inward/record.url?eid=2-s2.0-84960469068&partnerID=MN8TOARS.
    10.1590/S0104-40362016000100005
  8. Silva, Marisa; Paiva, Inna; Silva, A. L.. "A importância da informação financeira nas empresas portuguesas: o justo valor do ativo fixo tangível.". Revista Lusófona de Economia e Gestão das Organizações 3 (2016): 133-151. http://hdl.handle.net/10437/7684.
    Published
  9. Artur Parreira; Ana Lorga da Silva. "A lógica complexa da avaliação". Ensaio: Avaliação e Políticas Públicas em Educação 23 87 (2015): 367-388. https://doi.org/10.1590%2Fs0104-40362015000100015.
    10.1590/s0104-40362015000100015
  10. Parreira, A.; da Silva, A.L.. "The complex logic of evaluation | A lógica complexa da avaliação". Ensaio 23 87 (2015): 367-388. http://www.scopus.com/inward/record.url?eid=2-s2.0-84930370087&partnerID=MN8TOARS.
Magazine article
  1. Silva, Ana. "Integração Regional da Guiné-Bissau na CEDEAO e Adesão à UEMOA", 2017, http://doi.org/10.31750/fr1701a05.
    http://doi.org/10.31750/fr1701a05
Thesis / Dissertation
  1. Silva, A. L.. "Le traitement des données manquantes en classification". PhD, Conservatoire National des Arts et Metiers, 2005. http://maths.cnam.fr/spip.php?article103.
  2. Lorga Da Silva, Ana. "Tratamento de dados omissos e métodos de imputação em classificação". PhD, 2005. http://hdl.handle.net/10400.5/3849.
  3. Silva, Ana Isabel Gonçalves da Costa Lorga da. "Falta de resposta em sondagens". Master, 1995. http://hdl.handle.net/10400.5/3709.

Other

Other output
  1. Forecasting Corporate Internet Usage on the Telecommunications Industry Forecasting Corporate Internet Usage on the Telecommunications Industry. 2010. Ana Lorga da Silva; Manuel Rocha; Arley Silveira. https://hal.archives-ouvertes.fr/hal-01125789.
Activities

Committee member

Activity description
Role 		Institution / Organization
2018/04/12 - Current Vice-President of the Center for Research in Politics, Economics and Society (CIPES) of the ULHT(ULHT), center under evaluation for accreditation by FCT, since April 12, 2018
President / Vice-president
 Universidade Lusófona de Humanidades e Tecnologias, Portugal
2017/10/13 - Current Head of Research of Social Studies Center (CPES), of the ULHT center accredited by FCT
Coordinator
 Universidade Lusófona de Humanidades e Tecnologias, Portugal

Consulting

Activity description Institution / Organization
2005 - Current Areas: Multivariate Data Analysis, Statistics, Econometrics, Management and Finance - data processing, construction of business projection files, construction of indicators, development of marketing plans, development of business plans.

Interview (tv / radio show)

Program Topic
2016/07/18 - 2016/07/18 Research My academic stay in Instituto de Ciencias Agropecuarias y Rurales – Universidad Autónoma del Estado de México,