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Célia Nunes is an Assistant Professor at the Department of Mathematics of the University of Beira Interior (UBI) and member of the Center of Mathematics and Applications (CMA-UBI). She is currently Vice President at Faculty of Sciences, UBI. She is PhD in Mathematics by UBI, MSc. in Applied Mathematics, by the University of Évora (UE), and BSc. in Mathematics - Probability and Statistics (UE). Her research interests are in Probability and Statistics and Applied Mathematics, in particular Statistical Inference in Linear Models. She has published research in the fields of Probability and Statistics and Applied Statistics and has been awarded three best paper awards: => Best Paper Award at the 5th International Conference on Applied Mathematics, Simulation, Modelling (ASM '11) for the paper entitled "Orthogonal Fixed Effects ANOVA with Random Sample Sizes" (Authors: João T. Mexia, Célia Nunes, Dário Ferreira, Sandra S. Ferreira, Elsa Moreira); => Best Short Paper Award at the 40th European Conference on Information Retrieval (ECIR'18) for the paper entitled "A Text Feature Based Automatic Keyword Extraction Method for Single Documents" (Authors: Ricardo Campos, Vítor Mangaravite, Arian Pasquali, Alípio Mário Jorge, Célia Nunes, Adam Jatowt); => Best Track Paper Award in Optimization at the 5th North American International Conference on Industrial Engineering and Operations Management, 2020, for the work entitled "On the Derivation of Complex Linear Models from Simpler Ones" (Authors: Carla Santos, Célia Nunes, Cristina Dias, João T. Mexia). She has been involved in several research projects and is a guest reviewer of international journals, co-chaired multiple international conferences and workshops, being also a scientific committee member of international conferences.
Identification

Personal identification

Full name
Célia Nunes

Citation names

  • Nunes, Célia
  • Nunes, C.

Author identifiers

Ciência ID
AC1F-3CA0-75FE
ORCID iD
0000-0003-0167-4851
AuthenticusID
R-000-3NA
Google Scholar ID
https://scholar.google.com/citations?user=fLeYyIIAAAAJ&hl=en&authuser=1
Researcher Id
H-1231-2016
Scopus Author Id
57194580125

Addresses

  • Department of Mathematics, University of Beira Interior, Avenida Marquês D'Avila e Bolama, 6200-001, Covilhã, Covilhã, Portugal (Professional)

Websites

  • http://www.mat.ubi.pt/~celia/ (Personal)
Education
Degree Classification
2005
Concluded
Matemática (Doutoramento)
Universidade da Beira Interior Faculdade de Ciências, Portugal
" F and related F tests in mixed models with orthogonal cross-nesting" (THESIS/DISSERTATION)
--
1998
Concluded
Mestrado em Matemática Aplicada (Mestrado)
Universidade de Évora, Portugal
"Sub-normalidade Homocedástica, validação e inferência para métodos analíticos com extensão ao estudo da precisão relativa" (THESIS/DISSERTATION)
--
1995
Concluded
Licenciatura em Matemática (ramo Probabilidades e Estatística) (Licenciatura)
Universidade de Évora, Portugal
"Desagregação completa de somas de quadrados para planos completos" (THESIS/DISSERTATION)
--
Affiliation

Teaching in Higher Education

Category
Host institution
Employer
2005/02/17 - Current Assistant Professor (University Teacher) Universidade da Beira Interior, Portugal
1998/10/17 - 2005/02/16 Assistant (University Teacher) Universidade da Beira Interior, Portugal
Projects

Contract

Designation Funders
2020 - 2023 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units
UIDB /00297/2020
Researcher
Universidade Nova Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2020 - 2023 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units
UIDB /00212/2020
Researcher
Universidade da Beira Interior Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia
2019 - 2021/04 Project C4 - Cloud Computing Competence Centre.
Researcher
Universidade da Beira Interior, Portugal

Instituto Politécnico de Castelo Branco, Portugal

Instituto Politécnico da Guarda, Portugal
Concluded
2019 - 2019 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units
UID/MAT/00297/2019
Researcher
Universidade Nova Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2019 - 2019 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units
UID/MAT/00212/2019
Researcher
Universidade da Beira Interior Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2014 - 2018 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units
UID/MAT/00212/2013
Researcher
Universidade da Beira Interior Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia, I.P.
Concluded
2014 - 2018 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units
UID/MAT/00297/2013
Researcher
Universidade Nova Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia, I.P.
Concluded
2014 - 2016 School on Cloud: connecting education to the cloud for digital citizenship
543221-LLP-1-2013-1-GR-KA3-KA3NW
Researcher
Concluded
2013 - 2014 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units - 2014 - OE
PEst-OE/MAT/UI0212/2014
Researcher
Universidade da Beira Interior Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia, I.P.
Concluded
2013 - 2014 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units - 2014 - OE
PEst-OE/MAT/UI0297/2014
Researcher
Universidade Nova Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia, I.P.
Concluded
2011 - 2013 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units - 2011 - OE
PEst-OE/MAT/UI0212/2011
Researcher
Universidade da Beira Interior Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia, I.P.
Concluded
2011 - 2013 Funding of Strategic Projects with Public Interest promoted by Associated Laboratories and RD Units - 2011 - OE
PEst-OE/MAT/UI0297/2011
Researcher
Universidade Nova Centro de Matemática e Aplicações, Portugal
Fundação para a Ciência e a Tecnologia, I.P.
Concluded
2007 - 2010/08 Linear Mixed Models
PTDC/MAT/69850/2006
Investigador local responsável
Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal

Universidade da Beira Interior, Portugal

Universidade de Évora, Portugal
Fundação para a Ciência e a Tecnologia, I.P.
Concluded
2008 - 2010 VIP-ACCESS - Ubiquitous Web Access for Visually Impaired People
PTDC/PLP/72142/2006
Researcher
Universidade da Beira Interior, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
Outputs

Publications

Book chapter
  1. Ricardo Campos; Jorge Duque; Tiago Cândido; Jorge Mendes; Gaël Dias; Alípio Jorge; Célia Nunes. "Time-Matters: Temporal Unfolding of Texts". 2021.
    10.1007/978-3-030-72240-1_53
  2. Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Carvalho, Francisco; Mexia, João Tiago. "Orthogonal Block Structure and Uniformly Best Linear Unbiased Estimators". In Matrices, Statistics and Big Data, 89-98. Springer International Publishing, 2019.
    10.1007/978-3-030-17519-1_7
  3. Ricardo Campos; Vítor Mangaravite; Arian Pasquali; Alípio Mário Jorge; Célia Nunes; Adam Jatowt. "A Text Feature Based Automatic Keyword Extraction Method for Single Documents". 684-691. Springer International Publishing, 2018.
    10.1007/978-3-319-76941-7_63
  4. Ricardo Campos; Vítor Mangaravite; Arian Pasquali; Alípio Mário Jorge; Célia Nunes; Adam Jatowt. "YAKE! Collection-Independent Automatic Keyword Extractor". 806-810. Springer International Publishing, 2018.
    10.1007/978-3-319-76941-7_80
  5. Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Optimal Estimators in Mixed Models with Orthogonal Block Structures". In Recent Studies on Risk Analysis and Statistical Modeling, 271-276. Springer International Publishing, 2018.
    10.1007/978-3-319-76605-8_19
  6. Campos, Ricardo; Dias, Gaël; Jorge, Alípio Mário; Nunes, Célia. "GTE-Cluster: A Temporal Search Interface for Implicit Temporal Queries". In Lecture Notes in Computer Science, 775-779. Springer International Publishing, 2014.
    10.1007/978-3-319-06028-6_94
  7. Nunes, Célia; Ferreira, Dário; Ferreira, Sandra; Mexia, João T.. "Generalized F Tests in Models with Random Perturbations: The Truncated Normal Case". In Advances in Regression, Survival Analysis, Extreme Values, Markov Processes and Other Statistical Applications, 307-315. Springer Berlin Heidelberg, 2013.
    10.1007/978-3-642-34904-1_32
Conference paper
  1. Santos, C; Dias, C; Nunes, C; Mexia, JT. "On the derivation of complex linear models from simpler ones". Paper presented in 5th NA International Conference on Industrial Engineering and Operations Management Detroit, Michigan, 2020.
  2. Santos, C; Nunes, C; Dias, C; Mexia, JT. "Combining models". 2018.
    10.1145/3274250.3274257
  3. Ferreira, D; Ferreira, SS; Nunes, C; Mexia, JT. "Segregation and Intrinsec Restrictions on Canonic Variance Components". 2018.
    10.1063/1.5044064
  4. Ferreira, SS; Ferreira, D; Nunes, C; Mexia, JT. "Estimation of Variance Components in Models with Positive Commutativity Orthogonal Block Structure". 2018.
    10.1063/1.5044065
  5. Ferreira, D; Ferreira, SS; Nunes, C; Oliveira, TA; Mexia, JT. "Confidence Intervals for Variance Components in Gauge Capability Studies". 2018.
    10.1063/1.5044172
  6. Santos, Carla; Nunes, Célia; Dias, Cristina; Varadinov, Maria; Mexia, João T.. "Imbedding linear regressions in models for factor crossing". 2016.
    10.1063/1.4968734
  7. Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Estimation of variance components in normal linear mixed models with additivity". 2015.
    10.1063/1.4912414
  8. Capistrano, G.; Nunes, C.; Ferreira, D.; Ferreira, S.S.; Mexia, J.T.. "One-way random effects ANOVA with random sample sizes: An application to a Brazilian database on cancer registries". 2015.
    10.1063/1.4912416
  9. Nunes, C.; Capistrano, G.; Ferreira, D.; Ferreira, S.S.; Mexia, J.T.. "One-way fixed effects ANOVA with missing observations". 2015.
    10.1063/1.4912415
  10. Campos, R.; Dias, G.; Jorge, A.M.; Nunes, C.. "GTE-rank: Searching for implicit temporal query results". 2014.
    10.1145/2661829.2661856
  11. Ferreira, D.; Ferreira, S.S.; Nunes, C.; Inácio, S.. "Inducing pivot variables and non-centrality parameters in elliptical distributions". 2013.
    10.1063/1.4825625
  12. Nunes, C.; Capistrano, G.; Ferreira, D.; Ferreira, S.S.. "ANOVA with random sample sizes: An application to a Brazilian database on cancer registries". 2013.
    10.1063/1.4825623
  13. Nunes, C.; Ferreira, D.; Ferreira, S.S.; Oliveira, M.M.; Mexia, J.T.. "One-way random effects ANOVA: An extension to samples with random size". 2012.
    10.1063/1.4756492
  14. Ferreira, D.; Ferreira, S.S.; Nunes, C.. "Confidence regions for variance components using inducing pivot variables". 2012.
    10.1063/1.4756493
  15. Campos, R.; Jorge, A.M.; Dias, G.; Nunes, C.. "Disambiguating implicit temporal queries by clustering top relevant dates in Web snippets". 2012.
    10.1109/WI-IAT.2012.158
  16. Campos, R.; Dias, G.; Jorge, A.; Nunes, C.. "GTE: A distributional second-order co-occurrence approach to improve the identification of top relevant dates in web snippets". 2012.
    10.1145/2396761.2398567
  17. Campos, R.; Dias, G.; Jorge, A.M.; Nunes, C.. "Enriching temporal query understanding through date identification: How to tag implicit temporal queries?". 2012.
    10.1145/2169095.2169103
  18. Ferreira, S.S.; Ferreira, D.; Nunes, C.. "Linear and quadratic sufficiency and commutativity". 2012.
    10.1063/1.4756496
  19. Mexia, J.T.; Nunes, C.; Oliveira, M.M.. "Multivariate application domains for the delta method". 2011.
    10.1063/1.3637906
  20. Mexia, J.T.; Nunes, C.; Ferreira, D.; Ferreira, S.S.; Moreira, E.. "Orthogonal fixed effects ANOVA with random sample sizes". 2011.
  21. Ferreira, S.S.; Ferreira, D.; Nunes, C.; Mexia, J.T.. "Crossing segregated models with commutative orthogonal block structure". 2010.
    10.1063/1.3497904
  22. Ferreira, D.; Ferreira, S.S.; Nunes, C.; Mexia, J.T.. "Maximum likelihood estimation methods for variance components in linear non-orthogonal small size design models". 2010.
    10.1063/1.3497905
  23. Nunes, C.; Ferreira, D.; Ferreira, S.S.; Mexia, J.T.. "F tests with random sample sizes". 2010.
    10.1063/1.3497911
  24. Campos, R.; Dias, G.; Nunes, C.. "WISE: Hierarchical soft clustering of Web page search results based on Web content mining techniques". 2007.
    10.1109/WI.2006.201
Journal article
  1. Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Mexia, João T.. "Confidence intervals and ellipsoids for estimable functions and estimable vectors in models with orthogonal block structure". Mathematical Methods in the Applied Sciences (2022): http://dx.doi.org/10.1002/mma.8515.
    10.1002/mma.8515
  2. Célia Nunes; Anacleto Mário; Dário Ferreira; Elsa M. Moreira; Sandra S. Ferreira; João T. Mexia. "An algorithm for simulation in mixed models with crossed factors considering the sample sizes as random". Journal of Computational and Applied Mathematics 404 (2022): 113463. https://doi.org/10.1016/j.cam.2021.113463.
    Published • 10.1016/j.cam.2021.113463
  3. Carlos A. Coelho; Filipe J. Marques; Nadab Jorge; Célia Nunes. "On the distribution of the likelihood ratio test of independence for random sample size — a computational approach". Journal of Computational and Applied Mathematics 404 (2022): 113394. https://doi.org/10.1016/j.cam.2021.113394.
    10.1016/j.cam.2021.113394
  4. Dário Ferreira; Sandra S. Ferreira; Célia Nunes; João T. Mexia. "Inference in nonorthogonal mixed models". Mathematical Methods in the Applied Sciences 45 5 (2022): 3183-3196. https://doi.org/10.1002/mma.6866.
    10.1002/mma.6866
  5. Dário Ferreira; Sandra S. Ferreira; Célia Nunes; João T. Mexia. "Orthogonal mixed models and prime basis factorials". Mathematical Methods in the Applied Sciences (2022): https://doi.org/10.1002/mma.7970.
    10.1002/mma.7970
  6. Marta, C.; Alves, A.R.; Casanova, N.; Neiva, H.P.; Marinho, D.A.; Izquierdo, M.; Nunes, C.; Marques, M.C.. "Suspension vs. Plyometric Training in Children's Explosive Strength". Journal of Strength and Conditioning Research 36 2 (2022): 433-440. http://www.scopus.com/inward/record.url?eid=2-s2.0-85123877228&partnerID=MN8TOARS.
    10.1519/JSC.0000000000004009
  7. Pedro Antunes; Dulce Esteves; Célia Nunes; Anabela Amarelo; José Fonseca-Moutinho; Vera Afreixo; Henrique Costa; Alberto Alves; Ana Joaquim. "Effects of Exercise on Cardiac Function Outcomes in Women Receiving Anthracycline or Trastuzumab Treatment for Breast Cancer: A Systematic Review and Meta-Analysis". Applied Sciences 11 18 (2021): 8336-8336. https://doi.org/10.3390/app11188336.
    10.3390/app11188336
  8. Gonçalves, Carlota A.; Lopes, Tiago J.D.; Nunes, Célia; Marinho, Daniel A.; Neiva, Henrique P.. "Neuromuscular Jumping Performance and Upper-Body Horizontal Power of Volleyball Players". Journal of Strength and Conditioning Research 35 8 (2021): 2236-2241. http://dx.doi.org/10.1519/jsc.0000000000003139.
    10.1519/jsc.0000000000003139
  9. Vitor Carvalho; Pedro Tiago Esteves; Célia Nunes; César Mendez; Bruno Travassos. "A influência de variáveis contextuais e situacionais na classificação de árbitros de futebol de elite". Cuadernos de Psicología del Deporte (2021): https://doi.org/10.6018/cpd.435081.
    10.6018/cpd.435081
  10. Lopes, TJ; Neiva, HP; Goncalves, CA; Nunes, C; Marinho, DA. "The effects of dry-land strength training on competitive sprinter swimmers". JOURNAL OF EXERCISE SCIENCE & FITNESS (2021):
    10.1016/j.jesf.2020.06.005
  11. Marques, D.L.; Neiva, H.P.; Marinho, D.A.; Nunes, C.; Marques, M.C.. "Load-velocity relationship in the horizontal leg-press exercise in older women and men". Experimental Gerontology 151 (2021): http://www.scopus.com/inward/record.url?eid=2-s2.0-85105561549&partnerID=MN8TOARS.
    10.1016/j.exger.2021.111391
  12. C. Santos; C. Nunes; C. Dias; J.T. Mexia. "Models with commutative orthogonal block structure: a general condition for commutativity". Journal of Applied Statistics (2020): 1-10. https://doi.org/10.1080/02664763.2020.1765322.
    10.1080/02664763.2020.1765322
  13. V. Carvalho; P.T. Esteves; C. Nunes; D. Araújo; W.F. Helsen; B. Travassos. "Observe and make a call: football referee’s assessment is context sensitive". International Journal of Performance Analysis in Sport (2020): https://doi.org/10.1080/24748668.2020.1820194.
    10.1080/24748668.2020.1820194
  14. Fernando C. Loio Pinto; Henrique Neiva; Célia Nunes; Mário C. Marques; António C. Sousa; Daniel A. Marinho; Luís Branquinho; Ricardo Ferraz. "Ultimate Full Contact: Fight Outcome Characterization Concerning Their Methods, Occurrence Times and Technical–Tactical Developments". International Journal of Environmental Research and Public Health 17 19 (2020): 7094-7094. https://doi.org/10.3390/ijerph17197094.
    10.3390/ijerph17197094
  15. Monteiro, Ricardo; Monteiro, Diogo; Nunes, Célia; Torregrossa, Miquel; Travassos, Bruno. "Identification of key career indicators in Portuguese football players". International Journal of Sports Science & Coaching 15 4 (2020): 533-541. http://dx.doi.org/10.1177/1747954120923198.
    10.1177/1747954120923198
  16. Patrícia Antunes; Sandra S. Ferreira; Dário Ferreira; Célia Nunes; João Tiago Mexia. "Estimation in additive models and ANOVA-like applications". Journal of Applied Statistics (2020): https://doi.org/10.1080/02664763.2020.1723501.
    10.1080/02664763.2020.1723501
  17. Campos, R; Mangaravite, V; Pasquali, A; Jorge, A; Nunes, C; Jatowt, A. "YAKE! Keyword extraction from single documents using multiple local features". INFORMATION SCIENCES (2020):
    10.1016/j.ins.2019.09.013
  18. Lourenço, C.; Esteves, D.; Nunes, C.; Liu, T.. "Motor proficiency of children with autism spectrum disorder and typically developing children in Portugal". Journal of Physical Education and Sport 20 3 (2020): 1491-1496. http://www.scopus.com/inward/record.url?eid=2-s2.0-85085742417&partnerID=MN8TOARS.
    10.7752/jpes.2020.03205
  19. João Santos; César Mendez-Domínguez; Célia Nunes; Miguel A. Gómez; Bruno Travassos. "Examining the key performance indicators of all-star players and winning teams in elite futsal". International Journal of Performance Analysis in Sport (2019): https://doi.org/10.1080/24748668.2019.1705643.
    10.1080/24748668.2019.1705643
  20. Nunes, Célia. "Chisquared and related inducing pivot variables: an application to orthogonal mixed models". Communications in Statistics - Theory and Methods (2019): http://dx.doi.org/10.1080/03610926.2013.770532.
    10.1080/03610926.2013.770532
  21. Antunes, Pedro; Esteves, Dulce; Nunes, Célia; Amarelo, Anabela; Fonseca-Moutinho, José; Afreixo, Vera; Costa, Henrique; Alves, Alberto; Joaquim, Ana. "Effects of physical exercise on outcomes of cardiac (dys)function in women with breast cancer undergoing anthracycline or trastuzumab treatment: study protocol for a systematic review". Systematic Reviews 8 1 (2019): http://dx.doi.org/10.1186/s13643-019-1154-x.
    10.1186/s13643-019-1154-x
  22. Oliveira, Sandra; Nunes, Célia; Moreira, Elsa; Fonseca, Miguel; Mexia, João T.. "Balanced prime basis factorial fixed effects model with random number of observations". Journal of Applied Statistics 47 13-15 (2019): 2737-2748. http://dx.doi.org/10.1080/02664763.2019.1679097.
    10.1080/02664763.2019.1679097
  23. Nunes, Célia; Mário, Anacleto; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Random sample sizes in orthogonal mixed models with stability". Computational and Mathematical Methods 1 5 (2019): http://dx.doi.org/10.1002/cmm4.1050.
    10.1002/cmm4.1050
  24. Célia Nunes; Gilberto Capistrano; Dário Ferreira; Sandra S. Ferreira; João Tiago Mexia. "Exact critical values for one-way fixed effects models with random sample sizes". Journal of Computational and Applied Mathematics 354 (2019): 112-122. https://doi.org/10.1016/j.cam.2018.05.057.
    10.1016/j.cam.2018.05.057
  25. Nunes, C; Moreira, E; Ferreira, SS; Ferreira, D; Mexia, JT. "Considering the sample sizes as truncated Poisson random variables in mixed effects models". Journal of Applied Statistics (2019):
    10.1080/02664763.2019.1641188
  26. Antunes, P; Esteves, D; Nunes, C; Sampaio, F; Ascensao, A; Vilela, E; Teixeira, M; Amarelo, AL; Joaquim, A. "Impact of exercise training on cardiotoxicity and cardiac health outcomes in women with breast cancer anthracycline chemotherapy: a study protocol for a randomized controlled trial". TRIALS (2019):
    10.1186/s13063-019-3499-9
  27. Antunes, P.; Esteves, D.; Nunes, C.; Joaquim, A.; Pimentel, F.L.; Fonseca-Moutinho, J.. "Health-related quality of life and physical fitness in breast cancer patients: the impact of a supervised physical exercise program in women with no exercise experience". Psychology, Health and Medicine (2019): http://www.scopus.com/inward/record.url?eid=2-s2.0-85063786160&partnerID=MN8TOARS.
    10.1080/13548506.2019.1597978
  28. Ferreira, D; Ferreira, SS; Nunes, C; Mexia, JT. "Tests and relevancies for the hypotheses of an orthogonal family in a model with orthogonal block structure". Journal of Statistical Computation and Simulation (2019):
    10.1080/00949655.2019.1686635
  29. Nakamura, FY; Antunes, P; Nunes, C; Costa, JA; Esco, MR; Travassos, B. "Heart Rate Variability Changes From Traditional vs. Ultra–Short-Term Recordings in Relation to Preseason Training Load and Performance in Futsal Players". Journal of Strength and Conditioning Research (2018):
    10.1519/jsc.0000000000002910
  30. Nunes, C; Ferreira, D; Ferreira, SS; Mexia, JT. "Limit distributions for asymptotically linear statistics with spherical error". Statistics, Optimization and Information Computing (2018):
    10.19139/soic.v6i3.580
  31. Nunes, Célia; Santos, C.; Dias, C.; Mexia, J.T.. "Joining models with commutative orthogonal block structure". Linear Algebra and its Applications (2017): http://hdl.handle.net/10400.6/9372.
    10.1016/j.laa.2016.12.019
  32. Ferreira, D.; Ferreira, S.; Nunes, C.; Fonseca, M.; Silva, A.; Mexia, J.T.. "Estimation and incommutativity in mixed models". Journal of Multivariate Analysis 161 (2017): 58-67. http://www.scopus.com/inward/record.url?eid=2-s2.0-85026788479&partnerID=MN8TOARS.
    10.1016/j.jmva.2017.07.002
  33. Ferreira, D.; Ferreira, S.S.; Nunes, C.; Mexia, J.T.. "Estimation in mixed models through three step minimization". Communications in Statistics: Simulation and Computation 46 2 (2017): 1156-1166. http://www.scopus.com/inward/record.url?eid=2-s2.0-84994184203&partnerID=MN8TOARS.
    10.1080/03610918.2014.992544
  34. Campos, R.; Dias, G.; Jorge, A.M.; Nunes, C.. "Identifying top relevant dates for implicit time sensitive queries". Information Retrieval Journal 20 4 (2017): 363-398. http://www.scopus.com/inward/record.url?eid=2-s2.0-85018794435&partnerID=MN8TOARS.
    10.1007/s10791-017-9302-1
  35. Alves, AR; Marta, C; Neiva, HP; Nunes, C; Izquierdo, M; Marques, MC; Nunes, Célia. "Modeling Fitness Variable Responses To Training In Prepubescent Children". Journal of Strength and Conditioning Research (2017): https://www.ncbi.nlm.nih.gov/pubmed/29189583.
    10.1519/jsc.0000000000002201
  36. Vitória, P.D.; Nunes, C.; Precioso, J.. "Parents’ educational level and second-hand tobacco smoke exposure at home in a sample of Portuguese children". Revista Portuguesa de Pneumologia (English Edition) 23 4 (2017): 221-224. http://www.scopus.com/inward/record.url?eid=2-s2.0-85021011437&partnerID=MN8TOARS.
    10.1016/j.rppnen.2017.02.005
  37. Bailey, R.A.; Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia. "Estimability of variance components when all model matrices commute". Linear Algebra and its Applications 492 (2016): 144-160. http://dx.doi.org/10.1016/j.laa.2015.11.002.
    10.1016/j.laa.2015.11.002
  38. Campos, R.; Dias, G.; Jorge, A.; Nunes, C.. "GTE-Rank: A time-aware search engine to answer time-sensitive queries". Information Processing and Management 52 2 (2016): 273-298. http://www.scopus.com/inward/record.url?eid=2-s2.0-84958237761&partnerID=MN8TOARS.
    10.1016/j.ipm.2015.07.006
  39. Ferreira, S.S.; Nunes, C.; Ferreira, D.; Moreira, E.; Mexia, J.T.. "Estimation and orthogonal block structure". Hacettepe Journal of Mathematics and Statistics 45 2 (2016): 541-548. http://www.scopus.com/inward/record.url?eid=2-s2.0-84964066438&partnerID=MN8TOARS.
    10.15672/hjms.2015589756
  40. Carvalho, F.; Mexia, J.T.; Santos, C.; Nunes, C.. "Inference for types and structured families of commutative orthogonal block structures". Metrika 78 3 (2015): 337-372. http://www.scopus.com/inward/record.url?eid=2-s2.0-84939896146&partnerID=MN8TOARS.
    10.1007/s00184-014-0506-8
  41. Nunes, C.; Ferreira, D.; Ferreira, S.S.; Mexia, J.T.. "Fixed effects ANOVA: An extension to samples with random size". Journal of Statistical Computation and Simulation 84 11 (2014): 2316-2328. http://www.scopus.com/inward/record.url?eid=2-s2.0-84904093295&partnerID=MN8TOARS.
    10.1080/00949655.2013.791293
  42. Nunes, C.; Oliveira, M.M.; Mexia, J.T.. "Application domains for the Delta method". Statistics 47 2 (2013): 317-328. http://www.scopus.com/inward/record.url?eid=2-s2.0-84876032284&partnerID=MN8TOARS.
    10.1080/02331888.2011.605892
  43. Ferreira, S.S.; Ferreira, D.; Nunes, C.; Mexia, J.T.. "Estimation of variance components in linear mixed models with commutative orthogonal block structure,Estimación de las componentes de varianza en modelos lineales mixtos con estructura de bloques ortogonal conmutativa". Revista Colombiana de Estadistica 36 2 (2013): 261-271. http://www.scopus.com/inward/record.url?eid=2-s2.0-84890861258&partnerID=MN8TOARS.
  44. Nunes, C.; Ferreira, D.; Ferreira, S.S.; Mexia, J.T.. "F-tests with a rare pathology". Journal of Applied Statistics 39 3 (2012): 551-561. http://www.scopus.com/inward/record.url?eid=2-s2.0-84856832767&partnerID=MN8TOARS.
    10.1080/02664763.2011.603293
  45. Ferreira, D.; Ferreira, S.S.; Nunes, C.; Ramos, L.; Mexia, J.T.. "Approximate normality of low degree polynomials in normal independent variables". Far East Journal of Mathematical Sciences 68 2 (2012): 287-296. http://www.scopus.com/inward/record.url?eid=2-s2.0-84864460081&partnerID=MN8TOARS.
  46. Nunes, C.; Ferreira, D.; Ferreira, S.S.; Mexia, J.T.. "Control of the truncation errors for generalized F distributions". Journal of Statistical Computation and Simulation 82 2 (2012): 165-171. http://www.scopus.com/inward/record.url?eid=2-s2.0-84857008127&partnerID=MN8TOARS.
    10.1080/00949655.2011.631924
  47. Nunes, C.; Ferreira, D.; Ferreira, S.S.; Mexia, J.T.. "Generalized F distributions with random non-centrality parameters: Convolution of Gamma and Beta variables". Far East Journal of Mathematical Sciences 62 1 (2012): 1-14. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859075783&partnerID=MN8TOARS.
  48. Ferreira, S.S.; Ferreira, D.; Nunes, C.; Mexia, J.T.. "Discriminant analysis and decision theory". Far East Journal of Mathematical Sciences 51 1 (2011): 69-79. http://www.scopus.com/inward/record.url?eid=2-s2.0-79956287849&partnerID=MN8TOARS.
  49. Ferreira, S. S.; Ferreira, D.; Nunes, C.; Mexia, J. T.. "Nesting Segregated Mixed Models". Journal of Statistical Theory and Practice 4 2 (2010): 233-242. http://dx.doi.org/10.1080/15598608.2010.10411983.
    10.1080/15598608.2010.10411983
  50. Nunes, C.; Santos, C.; Mexia, J.T.. "Relevant statistics for models with commutative orthogonal block structure and unbiased estimator for variance components". Journal of Interdisciplinary Mathematics 11 4 (2008): 553-564. http://www.scopus.com/inward/record.url?eid=2-s2.0-84890037631&partnerID=MN8TOARS.
    10.1080/09720502.2008.10700581
Activities

Oral presentation

Presentation title Event name
Host (Event location)
2019 Samples with random dimensions in fixed effects ANOVA Comunicação por convite - 13th International Conference on Statistics, Mathematics and Computation (WCMC13)
Universidade Aberta (Lisboa, Portugal)
2017 Random sample sizes in one-way ANOVA with fixed effects Comunicação por convite - IV Workshop on Computational Data Analysis and Numerical Methods (IV WCDANM)
Instituto Politécnico de Beja (Beja, Portugal)

Supervision

Thesis Title
Role
Degree Subject (Type)
Institution / Organization
2020 - Current A nonparametric test for grouping of factor levels: An application to cocoa breeding experiments
Supervisor of Kwaku Opoku-Ameyaw
Matemática e Aplicações (PhD)
Universidade da Beira Interior, Portugal
2019 - Current Testes de hipóteses sobre matrizes de covariância com amostras de dimensão aleatória com extensão ao modelo de Regressão Multivariada
Supervisor of Nadab Ismael Cumbi Jorge
Matemática e Aplicações (PhD)
Universidade da Beira Interior, Portugal
2015 - 2020/11/26 ANOVA de efeitos mistos com amostras de dimensão aleatória
Supervisor of Anacleto César Xavier Mário
Matemática e Aplicações (PhD)
Universidade da Beira Interior, Portugal
2018 - 2018 Modelo de Regressão Linear: "Aplicação ao Estudo sobre os Fatores que Influenciam o Rendimento Académico dos Alunos em Angola"
Supervisor of Ngaiele Muecheno Fundão
Matemática para Professores (Master)
Universidade da Beira Interior, Portugal
2015 - 2015 Modelos de Regressão Linear:" Fatores que Influenciam a Esperança de Vida em Angola"
Co-supervisor of Francisco Tchissaquila Chimuco
Estatística, Matemática e Computação (Master)
Universidade Aberta, Portugal
2012 - 2015 Análise da variância com amostras de dimensão aleatória e suas aplicações
Supervisor of Gilberto Capistrano Cunha de Andrade
Matemática Aplicada (PhD)
Universidade da Beira Interior, Portugal
2010 - 2012 Modelo de regressão linear e suas aplicações
Supervisor of Sandra Cristina Antunes Rodrigues
2º Ciclo em Ensino de Matemática no 3º Ciclo do Ensino Básico e do Ensino (Master)
Universidade da Beira Interior, Portugal
2008 - 2012 Error-orthogonal models: Structure, Operations and Inference
Co-supervisor of Carla Maria Lopes da Silva Afonso dos Santos
Matemática Aplicada (PhD)
Universidade da Beira Interior, Portugal
2009 - 2011 Avaliação segundo a Teoria Clássica dos Testes e a Teoria da Resposta ao Item
Supervisor of Marisa Santos Silva
2º Ciclo em Ensino de Matemática no 3º Ciclo do Ensino Básico e no Ensino Secundário (Master)
Universidade da Beira Interior, Portugal
2008 - 2010 Modelos log-lineares em tabelas de contingência
Supervisor of Marisa Santos Silva
Mestrado em Estatística Aplicada às ciências da saúde da vida e do ambiente (Master)
Universidade da Beira Interior, Portugal
2003 - 2006 Inferência para modelos ortogonais com segregação
Co-supervisor of Sandra Maria Bargão Saraiva Ferreira
Matemática (PhD)
Universidade da Beira Interior, Portugal
2003 - 2006 Variáveis pivot indutoras e componentes de variância em modelos normais ortogonais
Co-supervisor of Dário Jorge da Conceição Ferreira
Matemática (PhD)
Universidade da Beira Interior, Portugal

Event organisation

Event name
Type of event (Role)
Institution / Organization
2021 - 2021 XXVIII Meeting of the Portuguese Association for Classification and Data Analysis (JOCLAD 2021), Universidade da Beira Interior, 9-11 de Dezembro, 2021 (2021 - 2021)
Meeting (Member of the Organising Committee)
Universidade da Beira Interior, Portugal
2019 - 2019 First Workshop “A Legacy of Contributions to Statistics” in honour of Professor João Tiago Mexia on his 80th birthday, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa, December 5-6, 2019 (2019 - 2019)
Meeting (Co-organisor)
Universidade Nova de Lisboa, Portugal
2019 - 2019 VI Workshop on Computational Data Analysis and Numerical Methods (VI WCDANM), University of Beira Interior, June 27-29, 2019 (2019 - 2019)
Meeting (Member of the Organising Committee)
Universidade da Beira Interior, Portugal
2018 - 2018 12th Workshop on Statistics, Mathematics and Computation (WSMC12), University of Beira Interior, November 9-10, 2018 (2018 - 2018)
Meeting (Member of the Organising Committee)
Universidade da Beira Interior, Portugal
2016 - 2016 10th Workshop on Statistics, Mathematics and Computation (WSMC10) and 5th Portuguese-Polish Workshop in Biometry (PPWB5), Instituto Politécnico de Tomar, May 26-28, 2016 (2016 - 2016)
Meeting (Member of the Organising Committee)
Instituto Politécnico de Tomar, Portugal
2015 - 2015 9th Workshop on Statistics, Mathematics and Computation (WSMC9), Palácio de Ceia, Universidade Aberta, Lisboa, December 14-15, 2015 (2015 - 2015)
Meeting (Member of the Organising Committee)
Universidade Aberta, Portugal
2014 - 2014 Statistics and Mathematical Sciences Workshop (SMSW’14), in Honour of Professor João Tiago Mexia, Universidade da Beira Interior, Covilhã, July 7, 2014 (2014 - 2014)
Meeting (President of the Organising Committee)
Universidade da Beira Interior, Portugal
2013 - 2013 5th International Conference on Risk Analysis, Instituto Politécnico de Tomar, Tomar, May 30 - June 1, 2013 (2013 - 2013)
Conference (Member of the Organising Committee)
Instituto Politécnico de Tomar, Portugal
2013 - 2013 7th Workshop on Statistics, Mathematics and Computation (WSMC7), Instituto Politécnico de Tomar, Tomar, May, 28-29, 2013 (2013 - 2013)
Meeting (Member of the Organising Committee)
Instituto Politécnico de Tomar, Portugal
2012 - 2012 6th Workshop on Statistics, Mathematics and Computation (WSMC6) and III Workshop Polish-Portuguese Workshop on Biometry, Universidade da Beira Interior, Covilhã, July, 3 - 4, 2012 (2012 - 2012)
Meeting (Member of the Organising Committee)
Universidade da Beira Interior, Portugal
2006 - 2006 XIV Congresso Anual da Sociedade Portuguesa de Estatística, Universidade da Beira Interior, Covilhã, 27 a 30 de Setembro de 2006 (2006 - 2006)
Congress (Member of the Organising Committee)
Universidade da Beira Interior, Portugal

Jury of academic degree

Topic
Role
Candidate name (Type of degree)
Institution / Organization
2022/04/27 Estimadores Otimais em Modelos Bi-aditivos e suas famílias
(Thesis) Arguer
Armando Alexandre (PhD)
Universidade de Évora, Portugal
2022/01/28 Modelos Aditivos - Ajustamento, Elipsoides de Confiança e Intervalos de Predição
Thesis Member
Patrícia Alexandra Robalo Antunes (PhD)
Universidade da Beira Interior, Portugal
2020/11/26 ANOVA de efeitos mistos com amostras de dimensão aleatória
Supervisor
Anacleto César Xavier Mário (PhD)
Universidade da Beira Interior, Portugal
2018/07/06 Delineamento regressional múltiplo para um factorial de base prima estritamente associado a uma álgebra de Jordan comutativa
(Thesis) Main arguer
Sandra Maria Simões de Oliveira (PhD)
Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal
2017/02/24 Variance Components Estimation In Mixed Linear Models
(Thesis) Main arguer
Adilson de Jesus Martins da Silva (PhD)
Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal
2016/02/22 Modelos com cruzamento de aninhamentos em escada estruturados
(Thesis) Main arguer
Sandra Inês da Cunha Monteiro (PhD)
Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal
2015/12/18 Orthogonal Models: Algebraic Structure, Crossing, Nesting and Inference
(Thesis) Main arguer
Artur Miguel Cordeiro Pereira (PhD)
Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal
2015/10/19 Análise de variância com amostras de dimensão aleatória e suas Aplicações
Supervisor
Gilberto Capistrano Cunha de Andrade (PhD)
Universidade da Beira Interior, Portugal
2014/02/28 Conhecimento e práticas profissionais de duas professoras quando ensinam representação gráfica estatística
Thesis Member
Ana Cristina da Costa Leiria (PhD)
Universidade da Beira Interior, Portugal
2013/12 Modelação de Matrizes Estocásticas Simétricas. Operadores do tipo vec
(Thesis) Main arguer
Dina Maria Morgado Salvador (PhD)
Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal
2013/11 Parameter Estimation on the Presence of Auxiliary Information
Thesis Member
Rita Cristina Pinto de Sousa (PhD)
Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal
2013/05 Modelos e Famílias de Modelos Para Matrizes Estocásticas Simétricas
(Thesis) Main arguer
Cristina Paula da Silva Dias (PhD)
Universidade de Évora, Portugal
2012/11 Error-orthogonal models: Structure, Operations and Inference
Supervisor
Carla Maria Lopes da Silva Afonso dos Santos (PhD)
Universidade da Beira Interior, Portugal
2011 Modelos Multidimensionais de Resposta ao Item
(Thesis) Main arguer
Patrícia Dinis Mota da Costa (PhD)
Universidade do Minho, Portugal
2009 Interacção entre factores aninhados
Thesis Member
Paulo José Raimundo Ramos (PhD)
Universidade da Beira Interior, Portugal
2009 Modelos com cruzamento e aninhamento em escada
(Thesis) Main arguer
Célia Maria da Silva Fernandes (PhD)
Universidade da Beira Interior, Portugal
2007 Quase - normalidade e inferência para séries de estudos emparelhadas
Thesis Member
Luís Pedro Carneiro Ramos (PhD)
Universidade NOVA de Lisboa Faculdade de Ciências e Tecnologia, Portugal
2006/11 Inferência para modelos ortogonais com segregação
Supervisor
Sandra Maria Bargão Saraiva Ferreira (PhD)
Universidade da Beira Interior, Portugal
2006/02 Variáveis pivot indutoras e componentes de variância em modelos normais ortogonais
Supervisor
Dário Jorge da Conceição Ferreira (PhD)
Universidade da Beira Interior, Portugal

Association member

Society Organization name Role
2021 - Current Associação Portuguesa de Classificação e Análise de Dados (CLAD) Sócio
2000 - Current Sociedade Portuguesa de Estatística (SPE) Sócio

Committee member

Activity description
Role
Institution / Organization
2021 - Current Vice-Presidente da Faculdade de Ciências, Universidade da Beira Interior
President / Vice-president
Universidade da Beira Interior, Portugal
2021 - Current Membro do Conselho Científico, Faculdade de Ciências, Universidade da Beira Interior
Member
Universidade da Beira Interior, Portugal
2020 - 2020 Scientific Committee member of the VI Workshop on Computational Data Analysis and Numerical Methods (WCDANM), Department of Mathematics and Physics (online), Polytechnic Institute of Tomar, Tomar, Portugal, September 10-12, 2020
Other
Instituto Politécnico de Tomar, Portugal
2019 - 2019 Scientific Committee member of the VI Workshop on Computational Data Analysis and Numerical Methods (WCDANM), Universidade da Beira Interior (UBI), Covilhã, Portugal, June 27-29, 2019
Other
Universidade da Beira Interior, Portugal
2019 - 2019 Scientific Committee member of the 13th Workshop on Statistics, Mathematics and Computation (WSMC13), Universidade Aberta, Lisboa, Portugal, 3th-5th June, 2019
Other
Universidade Aberta, Portugal
2019 - 2019 Scientific Committee member of the 8th International Conference on Risk Analysis and Design of Experiments, Vienna, Austria, April 23-26, 2019
Other
Universitat fur Bodenkultur Abteilung für Biochemie, Austria
2018 - 2018 Scientific Committee member of the 12th Workshop on Statistics, Mathematics and Computation (WSMC12), Universidade da Beira Interior, Covilhã, Portugal, 9th-10th November, 2018
Other
Universidade da Beira Interior, Portugal
2018 - 2018 Scientific Committee member of the V Workshop on Computational Data Analysis and Numerical Methods (V WCDANM), Escola Superior de Tecnologia e Gestão, Instituto Politécnico do Porto, Felgueiras, Portugal, May 11-12, 2018
Other
Instituto Politécnico do Porto, Portugal
2017 - 2017 Scientific Committee member of the IV Workshop on Computational Data Analysis and Numerical Methods, Instituto Politécnico de Beja, Beja, Portugal, October 27, 2017
Other
Instituto Politécnico de Beja, Portugal
2017 - 2017 Scientific Committee member of the Satellite Meeting ISI-CRA and 11th Workshop on Statistics, Mathematics and Computation (WSMC11), Lisbon and 11th-12th July, Instituto Politécnico de Portalegre, Portalegre, Portugal, 10th July, 2017
Other
Instituto Politécnico de Portalegre, Portugal
2016 - 2016 Scientific Committee member of the III Workshop on Computational Data Analysis and Numerical Methods, Escola Superior de Tecnologia e Gestão de Portalegre, Instituto Politécnico de Portalegre, Portalegre, Portugal, November 18, 2016
Other
Instituto Politécnico de Portalegre, Portugal
2016 - 2016 Scientific Committee member of the 10th Workshop on Statistics, Mathematics and Computation (WSMC10) and to the 5th Portuguese-Polish Workshop in Biometry (PPWB5), Instituto Politécnico de Tomar, Tomar, Portugal, May 26-28, 2016
Other
Instituto Politécnico de Tomar, Portugal
2014 - 2014 Scientific Committee member of the 8th Workshop on Statistics, Mathematics and Computation (WSMC’8), Instituto Superior de Ciências Económicas e Empresariais (ISCEE), Praia, Cabo Verde, March 12-15, 2014
Other
Instituto Superior de Ciências Económicas e Empresariais, Cape Verde
2014 - 2014 Executive Committee member of the Statistics and Mathematical Sciences Workshop, SMSW’14, in Honour of Professor João Tiago Mexia, University of Beira Interior, Covilhã, Portugal, July 7, 2014
Coordinator
Universidade da Beira Interior, Portugal
2009 - 2013 Membro do Conselho da Faculdade, Faculdade de Ciências, Universidade da Beira Interior
Member
Universidade da Beira Interior, Portugal
2012 - 2012 Scientific Committee member of the 6th Workshop on Statistics, Mathematics and Computation 2012 and III Workshop Polish-Portuguese Workshop on Biometry, Universidade da Beira Interior, Covilhã, Portugal, July 3-4, 2012
Other
Universidade da Beira Interior, Portugal
Distinctions

Award

2020 Best Track Paper Award in Optimization for the paper entitled "On the Derivation of Complex Linear Models from Simpler Ones". Authors: Carla Santos, Cristina Dias, Célia Nunes and João T. Mexia
2018 Best Short Paper Award for the paper entitled "A Text Feature Based Automatic Keyword Extraction Method for Single Documents". Authors: Ricardo Campos, Vítor Mangaravite, Arian Pasquali, Alípio Mário Jorge, Célia Nunes, Adam Jatowt
2011 Best Paper Award for the paper entitled "Orthogonal Fixed Effects ANOVA with Random Sample Sizes". Authors: João T. Mexia, Célia Nunes, Dário Ferreira, Sandra S. Ferreira, Elsa Moreira

Other distinction

2016 Awarded Research Work to the communication entitled "Correlação dos parâmetros de reserva ovárica nos ciclos de Procriação Medicamente Assistida". Autores: V. Alabino, R. Martins, J. Aidos and C. Nunes
2014 Prémio da melhor comunicação oral. Título: Intervenção Clínica e nutricional em pacientes com Diabetes Mellitus tipo 2 não controlada e com excesso ponderal ou obesidade. Autores: Vera S. Costa, João S Correia, Célia Nunes, Celina Félix, Inês Costa