Journal article |
- Dário Ferreira. "Editorial Summary: Mathematical Models and Methods in Various Sciences". Symmetry (2023): https://doi.org/10.3390/sym15122132.
10.3390/sym15122132
- Célia Nunes; Dário Ferreira; Sandra S. Ferreira; Miguel Fonseca; Manuela M. Oliveira; João T. Mexia. "Noncentral Wishart matrices,
asymptotic normality of vec and smooth statistics". Statistics (2023): https://doi.org/10.1080/02331888.2023.2174117.
10.1080/02331888.2023.2174117
- 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
- Sandra S. Ferreira; Dário Ferreira; Célia Nunes; João T. Mexia. "Confidence intervals and ellipsoids for estimable functions
and estimable vectors in models with orthogonal block structure". Mathematical Methods in the Applied Sciences (2022):
https://doi.org/10.1002/mma.8515.
10.1002/mma.8515
- Nunes, Célia; Mário, Anacleto; Ferreira, Dário; Moreira, Elsa M.; Ferreira, Sandra S.; Mexia, João T.. "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. http://dx.doi.org/10.1016/j.cam.2021.113463.
Published • 10.1016/j.cam.2021.113463
- Patrícia Antunes; Sandra S. Ferreira; Dário Ferreira; João T. Mexia. "Bi-additive models for extremes". Communications
in Statistics - Theory and Methods (2022): https://doi.org/10.1080/03610926.2022.2051053.
10.1080/03610926.2022.2051053
- Ferreira, Dário; Ferreira, Sandra; Nunes, Célia; João T. Mexia. "Tests and relevancies for the hypotheses of an orthogonal
family in a model with orthogonal block structure". Journal of Statistical Computation and Simulation 90 3 (2022):
412-419. https://www.tandfonline.com/doi/full/10.1080/00949655.2019.1686635.
Published • https://doi.org/10.1080/00949655.2019.1686635
- Santos, Mário J.; Nunes, Juliana; Ferreira, Dário; Pissarra da Costa, António. "Characterization of suicide attempts in the
Emergency Department of Sousa Martins Hospital, Local Health Unit of Guarda, EPE". (2021): https://revistas.rcaap.pt/psilogos/article/view/14948.
- Santos, Mário J.; Nunes, Juliana; Ferreira, Dário; Pissarra da Costa, António. "Caracterização das tentativas de suicídio
no Serviço de Urgência do Hospital Sousa Martins, Unidade Local de Saúde da Guarda, EPE". (2021): https://revistas.rcaap.pt/psilogos/article/view/14948.
- Dário Ferreira; Sandra S. Ferreira; Célia Nunes; João T. Mexia. "Inference in nonorthogonal mixed models". Mathematical
Methods in the Applied Sciences (2020): https://doi.org/10.1002/mma.6866.
10.1002/mma.6866
- Antunes, Patrícia; Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Mexia, João T.. "Estimation in additive models and
ANOVA-like applications". (2020): http://hdl.handle.net/10400.6/9061.
10.1080/02664763.2020.1723501
- Antunes, Patrícia; Ferreira, Sandra S.; Ferreira, Dário; Mexia, João T.; Patrícia Antunes; Sandra S. Ferreira; Dário Ferreira;
João T. Mexia. "Multiple Additive Models". Communications in Statistics - Theory and Methods (2020): http://hdl.handle.net/10400.6/9180.
DOI: 10.1080/03610926.2020.1723636
- Antunes, Patrícia; Ferreira, Sandra S.; Ferreira, Dário; Mexia, João T.. "Multiple Additive Models". (2020): http://hdl.handle.net/10400.6/9180.
DOI: 10.1080/03610926.2020.1723636
- Nunes, Célia; Mário, Anacleto César Xavier Mário; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Random sample sizes
in orthogonal mixed models with stability". (2019): http://hdl.handle.net/10400.6/9136.
10.1002/cmm4.1050
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Tests and relevancies for the hypotheses of an orthogonal
family in a model with orthogonal block structure". (2019): http://hdl.handle.net/10400.6/9062.
10.1080/00949655.2019.1686635
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Fonseca, Miguel; Mexia, João T.. "Chisquared and related inducing pivot
variables: an application to orthogonal mixed models". (2019): http://hdl.handle.net/10400.6/9066.
10.1080/03610926.2013.770532
- Nunes, Célia; Capistrano, Gilberto; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Exact critical values for one-way
fixed effects models with random sample sizes". (2019): http://hdl.handle.net/10400.6/9065.
10.1016/j.cam.2018.05.057
- Nunes, Célia; Moreira, Elsa E.; Ferreira, Sandra S.; Ferreira, Dário; Mexia, João T.. "Considering the sample sizes as truncated
Poisson random variables in mixed effects models". (2019): http://hdl.handle.net/10400.6/9064.
10.1080/02664763.2019.1641188
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Fonseca, Miguel; Mexia, João T.. "Chisquared and related inducing pivot
variables: an application to orthogonal mixed models". (2019): http://hdl.handle.net/10400.6/9066.
10.1080/03610926.2013.770532
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Tests and relevancies for the hypotheses of an orthogonal
family in a model with orthogonal block structure". (2019): http://hdl.handle.net/10400.6/9062.
10.1080/00949655.2019.1686635
- Nunes, Célia; Capistrano, Gilberto; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Exact critical values for one-way
fixed effects models with random sample sizes". (2019): http://hdl.handle.net/10400.6/9065.
10.1016/j.cam.2018.05.057
- Nunes, Célia; Mário, Anacleto César Xavier; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Random sample sizes in
orthogonal mixed models with stability". (2019): http://hdl.handle.net/10400.6/9136.
10.1002/cmm4.1050
- Nunes, Célia; Moreira, Elsa E.; Ferreira, Sandra S.; Ferreira, Dário; Mexia, João T.. "Considering the sample sizes as truncated
Poisson random variables in mixed effects models". (2019): http://hdl.handle.net/10400.6/9064.
10.1080/02664763.2019.1641188
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Segregation and intrinsec restrictions on canonic variance
components". (2018): http://hdl.handle.net/10400.6/9133.
10.1063/1.5044064
- Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Mexia, João T.. "Estimation of variance components in models with positive
commutativity orthogonal block structure". (2018): http://hdl.handle.net/10400.6/9134.
10.1063/1.5044065
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Limit distributions for asymptotically linear statistics
with spherical error". (2018): http://hdl.handle.net/10400.6/9067.
10.19139/soic.v6i3.580
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Oliveira, Teresa A.; Mexia, João T.. "Confidence intervals for variance
components in gauge capability studies". (2018): http://hdl.handle.net/10400.6/9132.
10.1063/1.5044172
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Oliveira, Teresa A.; Mexia, João T.. "Confidence intervals for variance
components in gauge capability studies". (2018): http://hdl.handle.net/10400.6/9132.
10.1063/1.5044172
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Limit distributions for asymptotically linear statistics
with spherical error". (2018): http://hdl.handle.net/10400.6/9067.
10.19139/soic.v6i3.580
- Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Mexia, João T.. "Estimation of variance components in models with positive
commutativity orthogonal block structure". (2018): http://hdl.handle.net/10400.6/9134.
10.1063/1.5044065
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Segregation and intrinsec restrictions on canonic variance
components". (2018): http://hdl.handle.net/10400.6/9133.
10.1063/1.5044064
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Fonseca, Miguel; Silva, Adilson; Mexia, João T.. "Estimation and incommutativity
in mixed models". (2017): http://hdl.handle.net/10400.6/9069.
10.1016/j.jmva.2017.07.002
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Fonseca, Miguel; Silva, Adilson; Mexia, João T.. "Estimation and incommutativity
in mixed models". (2017): http://hdl.handle.net/10400.6/9069.
10.1016/j.jmva.2017.07.002
- Bailey, R.A.; Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia. "Estimability of variance components when all model matrices
commute". (2016): http://hdl.handle.net/10400.6/9117.
10.1016/j.laa.2015.11.002
- Bailey, R.A.; Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia. "Estimability of variance components when all model matrices
commute". (2016): http://hdl.handle.net/10400.6/9117.
10.1016/j.laa.2015.11.002
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Estimation of variance components in normal linear mixed
models with additivity". (2015): http://hdl.handle.net/10400.6/9137.
10.1063/1.4912414
- Nunes, Célia; Capistrano, Gilberto; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "One-way fixed effects ANOVA with
missing observations". (2015): http://hdl.handle.net/10400.6/9079.
10.1063/1.4912415
- Capistrano, Gilberto; Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "One-way random effects ANOVA with
random sample sizes: An application to a Brazilian database on cancer registries". (2015): http://hdl.handle.net/10400.6/9080.
10.1063/1.4912416
- Ferreira, Sandra S.; Nunes, Célia; Ferreira, Dário; Moreira, Elsa; Mexia, João T.. "Estimation and Orthogonal Block Structure".
(2015): http://hdl.handle.net/10400.6/9071.
10.15672/HJMS.2015589756
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Estimation in mixed models through three step minimization".
(2015): http://hdl.handle.net/10400.6/9070.
10.1080/03610918.2014.992544
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Estimation in mixed models through three step minimization".
(2015): http://hdl.handle.net/10400.6/9070.
10.1080/03610918.2014.992544
- Ferreira, Sandra S.; Nunes, Célia; Ferreira, Dário; Moreira, Elsa; Mexia, João T.. "Estimation and Orthogonal Block Structure".
(2015): http://hdl.handle.net/10400.6/9071.
10.15672/HJMS.2015589756
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Estimation of variance components in normal linear mixed
models with additivity". (2015): http://hdl.handle.net/10400.6/9137.
10.1063/1.4912414
- Capistrano, Gilberto; Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "One-way random effects ANOVA with
random sample sizes: An application to a Brazilian database on cancer registries". (2015): http://hdl.handle.net/10400.6/9080.
10.1063/1.4912416
- Nunes, Célia; Capistrano, Gilberto; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "One-way fixed effects ANOVA with
missing observations". (2015): http://hdl.handle.net/10400.6/9079.
10.1063/1.4912415
- Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Mexia, João T.. "Estimation of Variance Components in Linear Mixed Models
with Commutative Orthogonal Block Structure". (2013): http://hdl.handle.net/10400.6/9135.
- Nunes, Célia; Capistrano, Gilberto; Ferreira, Dário; Ferreira, Sandra S.. "ANOVA with random sample sizes: An application
to a Brazilian database on cancer registries". (2013): http://hdl.handle.net/10400.6/9083.
10.1063/1.4825623
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Fixed effects ANOVA: an extension to samples with random
size". (2013): http://hdl.handle.net/10400.6/9119.
10.1080/00949655.2013.791293
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Ina´cio, So´nia. "Inducing pivot variables and non-centrality parameters
in elliptical distributions". (2013): http://hdl.handle.net/10400.6/9081.
10.1063/1.4825625
- 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.
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Ina´cio, So´nia. "Inducing pivot variables and non-centrality parameters
in elliptical distributions". (2013): http://hdl.handle.net/10400.6/9081.
10.1063/1.4825625
- Nunes, Célia; Capistrano, Gilberto; Ferreira, Dário; Ferreira, Sandra S.. "ANOVA with random sample sizes: An application
to a Brazilian database on cancer registries". (2013): http://hdl.handle.net/10400.6/9083.
10.1063/1.4825623
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra; Oliveira, Manuela; Mexia, João. "One-way Random Effects ANOVA: An Extension
to Samples with Random Size". (2013): http://hdl.handle.net/10174/8295.
https://doi.org/10.1063/1.4756489
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Fixed effects ANOVA: an extension to samples with random
size". (2013): http://hdl.handle.net/10400.6/9119.
10.1080/00949655.2013.791293
- Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Mexia, João T.. "Estimation of Variance Components in Linear Mixed Models
with Commutative Orthogonal Block Structure". (2013): http://hdl.handle.net/10400.6/9135.
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Generalized F Distributions with Random Non-Centrality
Parameters: Convolution of Gamma and Beta Variables". (2012): http://hdl.handle.net/10400.6/9142.
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra; Oliveira, Manuela; Mexia, João. "One-way Random Effects ANOVA: An Extension
to Samples with Random Size". (2012): http://hdl.handle.net/10174/8295.
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "F-tests with a rare pathology". (2012): http://hdl.handle.net/10400.6/9123.
10.1080/02664763.2011.603293
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Control of the truncation errors for generalizedFdistributions".
(2012): http://hdl.handle.net/10400.6/9125.
10.1080/00949655.2011.631924
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia. "Confidence regions for variance components using inducing pivot variables".
(2012): http://hdl.handle.net/10400.6/9084.
10.1063/1.4756493
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Ramos, Luís; Mexia, João T.. "Approximate Normality of Low Degree Polynomials
in Normal Independent Variables". (2012): http://hdl.handle.net/10400.6/9140.
- Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia. "Linear and quadratic sufficiency and commutativity". (2012): http://hdl.handle.net/10400.6/9085.
10.1063/1.4756496
- 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.
- 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.
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Generalized F Distributions with Random Non-Centrality
Parameters: Convolution of Gamma and Beta Variables". (2012): http://hdl.handle.net/10400.6/9142.
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia. "Confidence regions for variance components using inducing pivot variables".
(2012): http://hdl.handle.net/10400.6/9084.
10.1063/1.4756493
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "Control of the truncation errors for generalizedFdistributions".
(2012): http://hdl.handle.net/10400.6/9125.
10.1080/00949655.2011.631924
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "F-tests with a rare pathology". (2012): http://hdl.handle.net/10400.6/9123.
10.1080/02664763.2011.603293
- Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia. "Linear and quadratic sufficiency and commutativity". (2012): http://hdl.handle.net/10400.6/9085.
10.1063/1.4756496
- Mexia, J. T.; Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Moreira, Elsa. "Orthogonal fixed effects ANOVA with random
sample sizes". (2011): http://hdl.handle.net/10400.6/9130.
- Ferreira, S.S.; Ferreira, D.; Nunes, C.; Mexia, J.T.; Ferreira, Sandra Saraiva; Ferreira, Dário; Nunes, Célia; Mexia, João
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.
- Mexia, J. T.; Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Moreira, Elsa. "Orthogonal fixed effects ANOVA with random
sample sizes". (2011): http://hdl.handle.net/10400.6/9130.
- Ferreira, Sandra Saraiva; Ferreira, Dário; Nunes, Célia; Mexia, João T.. "Discriminant analysis and decision theory". (2011):
http://hdl.handle.net/10400.6/9121.
- Ferreira, Sandra S.; Ferreira, Dário; Moreira, Elsa; Mexia, João T.. "Exact Estimators for Normal Linear Mixed Models". (2010):
http://hdl.handle.net/10400.6/9124.
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Maximum Likelihood Estimation Methods for Variance Components
in Linear Non-Orthogonal Small Size Design Models". (2010): http://hdl.handle.net/10400.6/9168.
10.1063/1.3497905
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "F Tests with Random Sample Sizes". (2010): http://hdl.handle.net/10400.6/9139.
10.1063/1.3497911
- Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Mexia, João T.; Simos, Theodore E.; Psihoyios, George; Tsitouras, Ch..
"Crossing Segregated Models with Commutative Orthogonal Block Structure". (2010): http://hdl.handle.net/10400.6/9120.
10.1063/1.3497904
- 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
- Ferreira, Sandra S.; Ferreira, Dário; Moreira, Elsa; Mexia, João T.. "Exact Estimators for Normal Linear Mixed Models". (2010):
http://hdl.handle.net/10400.6/9124.
- Ferreira, Sandra S.; Ferreira, Dário; Nunes, Célia; Mexia, João T.; Simos, Theodore E.; Psihoyios, George; Tsitouras, Ch..
"Crossing Segregated Models with Commutative Orthogonal Block Structure". (2010): http://hdl.handle.net/10400.6/9120.
10.1063/1.3497904
- Ferreira, Dário; Ferreira, Sandra S.; Nunes, Célia; Mexia, João T.. "Maximum Likelihood Estimation Methods for Variance Components
in Linear Non-Orthogonal Small Size Design Models". (2010): http://hdl.handle.net/10400.6/9168.
10.1063/1.3497905
- Nunes, Célia; Ferreira, Dário; Ferreira, Sandra S.; Mexia, João T.. "F Tests with Random Sample Sizes". (2010): http://hdl.handle.net/10400.6/9139.
10.1063/1.3497911
- Ferreira, Sandra S.; Ferreira, Dário; Moreira, Elsa E.; Mexia, João T.. "Inference forLorthogonal models". (2009): http://hdl.handle.net/10400.6/9127.
10.1080/09720502.2009.10700666
- Ferreira, Sandra Saraiva; Ferreira, Dário; Moreira, Elsa; Mexia, João Tiago. "Inference for L orthogonal models". (2009):
https://doi.org/10.1080/09720502.2009.10700666.
10.1080/09720502.2009.10700666,title
- Ferreira, Sandra S.; Ferreira, Dário; Moreira, Elsa E.; Mexia, João T.. "Inference forLorthogonal models". (2009): http://hdl.handle.net/10400.6/9127.
10.1080/09720502.2009.10700666
- Ferreira, Sandra S.; Ferreira, Dário; Mexia, João T.. "Double tier cross nesting design models". (2008): http://hdl.handle.net/10400.6/9128.
10.1080/09720502.2008.10700558
- Ferreira, Sandra S.; Ferreira, Dário; Mexia, João T.. "Double tier cross nesting design models". (2008): http://hdl.handle.net/10400.6/9128.
10.1080/09720502.2008.10700558
- Ferreira, Sandra S.; Ferreira, Dário; Mexia, João T.. "Cross Additivity in Balanced Cross Nesting Models". (2007): http://hdl.handle.net/10400.6/9131.
10.1080/15598608.2007.10411847
- Ferreira, Sandra S.; Ferreira, Dário; Mexia, João T.. "Cross Additivity in Balanced Cross Nesting Models". (2007): http://hdl.handle.net/10400.6/9131.
10.1080/15598608.2007.10411847
- Ferreira, Dário. "Cross Additivity-An Application". Discussiones Mathematicae - Probability and Statistics (2006):
10.7151/dmps.1083
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