Alejandro C Olivieri
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Explore the profile of Alejandro C Olivieri including associated specialties, affiliations and a list of published articles.
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104
Citations
331
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Recent Articles
11.
Carabajal M, Vidal R, Arancibia J, Olivieri A
Anal Chim Acta
. 2023 May;
1266:341354.
PMID: 37244664
Background: the chemometric processing of second-order chromatographic-spectral data is usually carried out with the aid of multivariate curve resolution-alternating least-squares (MCR-ALS). When baseline contributions occur in the data, the background...
12.
Dos Santos D, Sena M, Almeida M, Mazali I, Olivieri A, Villa J
Anal Bioanal Chem
. 2023 Mar;
415(18):3945-3966.
PMID: 36864313
Surface-enhanced Raman spectroscopy (SERS) has gained increasing attention because it provides rich chemical information and high sensitivity, being applicable in many scientific fields including medical diagnosis, forensic analysis, food control,...
13.
Escandar G, Olivieri A
ACS Omega
. 2022 Nov;
7(44):39574-39585.
PMID: 36385878
Recent publications are reviewed concerning the development of sensors for the determination of mercury in drinking water, based on spectroscopic methodologies. A critical analysis is made of the specific details...
14.
Allegrini F, Olivieri A
Anal Chim Acta
. 2022 Sep;
1226:340248.
PMID: 36068054
Concepts from data science, machine learning, deep learning and artificial neural networks are spreading in many disciplines. The general idea is to exploit the power of statistical tools to interpret...
15.
Shariat K, Kirsanov D, Olivieri A, Parastar H
Anal Chim Acta
. 2022 Jan;
1192:338697.
PMID: 35057949
In recent years, convolutional neural networks and deep neural networks have been used extensively in various fields of analytical chemistry. The use of these models for calibration tasks has been...
16.
Chiappini F, Alcaraz M, Escandar G, Goicoechea H, Olivieri A
Molecules
. 2021 Nov;
26(21).
PMID: 34770766
In this review, recent advances and applications using multi-way calibration protocols based on the processing of multi-dimensional chromatographic data are discussed. We first describe the various modes in which multi-way...
17.
Chiappini F, Gutierrez F, Goicoechea H, Olivieri A
Anal Chim Acta
. 2021 Sep;
1181:338911.
PMID: 34556235
Multi-way calibration based on second-order data constitutes a revolutionary milestone for analytical applications. However, most classical chemometric models assume that these data fulfil the property of low rank bilinearity, which...
18.
Chiappini F, Gutierrez F, Goicoechea H, Olivieri A
Anal Chim Acta
. 2021 Apr;
1161:338465.
PMID: 33896559
The possibility of building an interference-free calibration with first-order instrumental data with multivariate curve resolution-alternating least-squares (MCR-ALS) has been a recent topic of interest. When the protocols were successful, MCR-ALS...
19.
Olivieri A
Anal Chim Acta
. 2021 Mar;
1156:338206.
PMID: 33781464
Rotational ambiguity is a phenomenon with the potential of generating an uncertainty in the estimation of analyte concentrations in protocols based on matrix instrumental data processed by multivariate curve resolution...
20.
Chiappini F, Allegrini F, Goicoechea H, Olivieri A
Anal Chem
. 2020 Aug;
92(18):12265-12272.
PMID: 32812757
The use of machine learning for multivariate spectroscopic data analysis in applications related to process monitoring has become very popular since non-linearities in the relationship between signal and predicted variables...