Downloads

Softwares:

QUIMAGENS – Software for image data acquisition (.txt or .xls histograms) – Click here  to download. If you use this software, please add a reference to one of the below papers:

1) Souto, U.T.C.P., Barbosa, M.F., Dantas, H.V., Pontes, A.S., Lyra, W.S., Diniz, P.H.G.D., Araújo, M.C.U., Silva, E.C., Screening for coffee adulteration using digital images and SPA–LDA, Food Anal. Methods 8 (2015) 1515-1521. https://doi.org/10.1007/s12161-014-0020-7.

IMAGENS_GUI – Matlab graphical user interface for image data acquisition (.mat histograms) / Interface em Matlab para aquisição de dados de imagens  – Click here to download. If you use this software, please add a reference to one of the below papers:

 1) D.D.S. Fernandes, F. Romeo, G. Krepper, M.S. Di Nezio, M.F. Pistonesi, M.E. Centurión, M.C.U. Araújo, P.H.G.D. Diniz, Quantification and identification of adulteration in the fat content of chicken hamburgers using digital images and chemometric tools, LWT – Food Sci. Technol. 100 (2019) 20–27. https://doi.org/10.1016/j.lwt.2018.10.034.

  2) D. D. S. Fernandes, V. E. Almeida, L. Pinto, G. Véras, R. K. H. Galvão, A. A. Gomes, M. C. U. Araújo, The successive projections algorithm for interval selection in partial least squares discriminant analysis, Anal. Methods 8 (2016) 7522–7530. https://doi.org/10.1039/C6AY01840H.

SPA-MLR – Interface gráfica do usuário Matlab, permitindo processamento de sinal e seleção de variáveis para calibração multivariada / Matlab graphical user interface allowing signal processing and variable selection for multivariate calibration Click here to download. If you use this software, please add a reference to one of the below papers:

1) M.C.U. Araujo, R.K.H. Galvão. Linear Regression Modeling: Variable Selection. In: Beata Walczak; Romá Tauler Ferré; Steven Brown. (Org.). Comprehensive Chemometrics:Chemical and Biochemical Data Analysis (Four-Volume Set). 1ª ed.Amsterdã: Elsevier, 2009, v. 03, p. 233-283.

2) H.M. Paiva, S.F.C. Soares, R.K.H. Galvão, M.C.U. Araujo. A graphical user interface for variable selection employing the Successive Projections Algorithm. Chemometrics and Intelligent Laboratory Systems. v. 118, p. 260-266, 2012. https://doi.org/10.1016/j.chemolab.2012.05. 

BA-LDA – Bat algorithm for variable selection in multivariate classification modeling using linear discriminant analysis.  Click here to download. If you use this software, please add a reference to one of the below papers:

J.C. Souza, S.F.C. Soares, L.C.M. Paula, C. J. Coelho, M. C. U. Araújo, E.C. da Silva, Bat algorithm for variable selection in multivariate classification modeling using linear discriminant analysis, Microchemical Journal, Vol. 187, 108382, 2023.