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dc.creatorde Araújo Gomes, Adriano-
dc.creatorSchenone, Agustina Violeta-
dc.creatorGoicoechea, Hector Casimiro-
dc.creatorAraújo, Mario Cesar-
dc.date2017-08-25T21:39:46Z-
dc.date2017-08-25T21:39:46Z-
dc.date2015-05-
dc.date2017-08-17T13:43:55Z-
dc.date.accessioned2019-04-29T15:52:23Z-
dc.date.available2019-04-29T15:52:23Z-
dc.date.issued2015-05-
dc.identifierde Araújo Gomes, Adriano; Schenone, Agustina Violeta; Goicoechea, Hector Casimiro; Araújo, Mario Cesar; Unfolded partial least squares/residual bilinearizationcombined with the Successive Projections Algorithmfor interval selection:enhanced excitation-emission fluorescence data modeling in presence of inner filter effect; Springer Heidelberg; Analytical and Bioanalytical Chemistry; 407; 19; 5-2015; 5649-5659-
dc.identifier1618-2642-
dc.identifierhttp://hdl.handle.net/11336/23071-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/304272-
dc.descriptionThe use of the successive projections algorithm (SPA) for elimination of uninformative variables in interval selection, and unfold partial least squares regression (U-PLS) modeling of excitation-emission matrices (EEM),when under inner filter effect (IFE) is reported for first time. Post-calibration residual bilinearization (RBL) was employed against events of unknown components in the test samples. Inner filter effectcan originate changes in both the shape and intensity of analyte spectra, leading to trilinearity losses in both modes, and thus invalidating most multiway calibration methods. The algorithm presented in this paper was named iSPA-U-PLS/RBL. Both simulated and experimental data sets were used to compare the prediction capability during: a) simulated EEM; and b) quantitation of phenylephrine (PHE) in the presence of paracetamol (PAR) (or acetaminophen) in water samples. Test sets containing unexpected components were built in both systems (a single interference was taken into account in the simulated data set, while water samples were added with varying amounts of ibuprofen (IBU), and acetyl salicylic acid (ASA)). The prediction results and figures of merit obtained with the new algorithm were compared with those obtained with U-PLS/RBL (without intervals selection), and with the well-known parallel factors analysis (PARAFAC). In all cases, U-PLS/RBL displayedbetter EEM handling capability in the presence of inner filter effectas compared to PARAFAC. In addition, iSPA improved the results obtained with U-PLS/RBL, in this case demonstrating the potential of variable selection.-
dc.descriptionFil: de Araújo Gomes, Adriano. Departamento de Química, Universidad Federal de Paraíba;-
dc.descriptionFil: Schenone, Agustina Violeta. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Desarrollo Tecnológico para la Industria Química. Universidad Nacional del Litoral. Instituto de Desarrollo Tecnológico para la Industria Química; Argentina-
dc.descriptionFil: Goicoechea, Hector Casimiro. Universidad Nacional del Litoral. Facultad de Bioquímica y Ciencias Biológicas. Departamento de Química. Cátedra de Química Analítica; Argentina-
dc.descriptionFil: Araújo, Mario Cesar. Departamento de Química, Universidad Federal de Paraíba;-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherSpringer Heidelberg-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://link.springer.com/article/10.1007/s00216-015-8745-8-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s00216-015-8745-8-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectINTERVAL SELECTION-
dc.subjectSUCCESSIVE PROJECTIONS ALGORITHM-
dc.subjectUNFOLDED-PARTIAL LEAST SQUARES-
dc.subjectSECOND ORDER CALIBRATION-
dc.subjectINNER FILTER EFFECT-
dc.subjectOtras Ciencias Químicas-
dc.subjectCiencias Químicas-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleUnfolded partial least squares/residual bilinearizationcombined with the Successive Projections Algorithmfor interval selection:enhanced excitation-emission fluorescence data modeling in presence of inner filter effect-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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