[ABE-L] Seminários em Estatística e Ciência de Dados - Departamento de Estatística da UFBA

[Paulo C Rodrigues]

Prezados Colegas,

Apenas relembrando do seminário de hoje às 13h00 (informação abaixo).

Um abraço,
Paulo.

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Paulo Canas Rodrigues
*Professor* at Federal University of Bahia <http://ufba.br>, Brazil
*President*, Brazilian Region of the International Biometric Society
<http://www.rbras.org.br>
*Vice-Coordinator*, Specialization in Data Science and Big Data
<http://ecd.ufba.br>
*Past-Chairman*, Latin American Regional Section (LARS) of the IASC
<http://iasc-isi.org>
*Member of the Executive Committee, *International Association for
Statistical Computing <http://iasc-isi.org/>
*Member of the Board of Directors, *Brazilian Statistical Association
<https://www.redeabe.org.br/>
*Editor for*: CompStat <https://www.springer.com/journal/180>, SOIC
<http://www.iapress.org/index.php/soic>, Biom. Letters
<http://www.up.poznan.pl/biometrical.letters/>, Rev.Bras.Biom.
<http://www.biometria.ufla.br/index.php/BBJ>

*CV Lattes*: http://lattes.cnpq.br/0029960374321970
*Web*: www.paulocanas.org
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On Thu, Apr 1, 2021 at 10:28 AM Paulo C Rodrigues <paulocanas em gmail.com>
wrote:

> Prezados Colegas,
>
> Na próxima terça, dia *6 de abril, às 13h00*, vamos dar continuidade aos
> Seminários em Estatística e Ciência de Dados da Universidade Federal da
> Bahia.
>
> Este seminário será ministrado pelo *Professor Jean-Michel Poggi*. O
> Jean-Michel é professor da Université Paris-Saclay, França. Atualmente é o
> President-Elect da European Network for Business and Industrial Statistics
> e assumirá a presidência durante 2021. Foi Presidente da European Courses
> in Advanced Statistics, Vice-Presidente da Federation of European National
> Statistical Societies, Council Member do International Statistical
> Institute, e Presidente da Société Française de Statistique.
>
> A sua pesquisa foca-se em previsão de series temporais, modelos de
> classificação e regressão, ondaletas, árvores de decisão, desenvolvimento
> de software e estatística aplicada. É ou foi membro do corpo editorial de
> várias revistas científicas internacionais e já publicou mais de 100
> artigos científicos em revistas especializadas.
>
> Os detalhes do seminários são os seguintes:
>
> ====================================================
> *Title*: Spatial CART Classification Trees
>
> *Abstract*:
> CART (Classification And Regression Trees) is a statistical method
> designing tree predictors for both regression and classification.  We
> restrict our attention to the classification case with two populations.
> Each observation is characterized by some input variables gathered in X and
> a binary response variable Y. The principle of CART is to recursively
> partition the input space using binary splits and then to determine an
> optimal partition for prediction. The representation of the model relating
> Y to X is a tree representing the process of construction of the model. If
> the explanatory variables are spatial coordinates, we get a spatial
> decision tree and this induces a tessellation of the input space. We
> propose a spatial variant of the CART method, SpatCART. While the usual
> CART tree considers the marginal distribution of the response variable at
> each node, we propose to take into account the spatial location of the
> observations. We introduce a dissimilarity index based on Ripley's
> intertype K-function quantifying the interaction between two populations.
> This index used for the growing step of the CART strategy leads to a
> heterogeneity function consistent with the original CART algorithm. The
> proposed procedure SpatCART is finally applied to a tropical forest example.
>
> This a joint work with A. Bar-Hen and S. Gey recently published in
> Computational Statistics
> https://link.springer.com/article/10.1007/s00180-021-01091-6
>
> *Data*: 13h00 do dia 6 de abril de 2021
>
> *Transmissão ao vivo online em*: meet.google.com/rsb-zfgp-rzy
> ====================================================
>
> Partilhem com os vossos colegas!
>
> São todos bem vindos!
>
> Um abraço,
> Paulo Canas Rodrigues
> Paulo Henrique Ferreira
>
>
> ----------------------------------------------------------------------------------------------------
> ----------
> Paulo Canas Rodrigues
> *Professor* at Federal University of Bahia <http://ufba.br>, Brazil
> *President*, Brazilian Region of the International Biometric Society
> <http://www.rbras.org.br>
> *Vice-Coordinator*, Specialization in Data Science and Big Data
> <http://ecd.ufba.br>
> *Past-Chairman*, Latin American Regional Section (LARS) of the IASC
> <http://iasc-isi.org>
> *Member of the Executive Committee, *International Association for
> Statistical Computing <http://iasc-isi.org/>
> *Member of the Board of Directors, *Brazilian Statistical Association
> <https://www.redeabe.org.br/>
> *Editor for*: CompStat <https://www.springer.com/journal/180>, SOIC
> <http://www.iapress.org/index.php/soic>, Biom. Letters
> <http://www.up.poznan.pl/biometrical.letters/>, Rev.Bras.Biom.
> <http://www.biometria.ufla.br/index.php/BBJ>
>
> *CV Lattes*: http://lattes.cnpq.br/0029960374321970
> *Web*: www.paulocanas.org
>
> ----------------------------------------------------------------------------------------------------
> ----------
>
>
>
>
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