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Multivariate analysis to research innovation complementarities
(Taylor & Francis, 2017-10)
It is widely recognized that orthodox economics is obsessed with econometrics tools. However, econometrics techniques have a limited capacity to deal with qualitative variables coming from surveys. This paper presents a ...
Evaluation of the combined solar TiO2/photo-Fenton process using multivariate analysis
(2004-04-21)
The effect of combining the photocatalytic processes using TiO 2 and the photo-Fenton reaction with Fe3+ or ferrioxalate as a source of Fe2+ was investigated in the degradation of 4-chlorophenol (4CP) and dichloroacetic ...
Uncommon multivariate statistical methods for environmental studies: A review
(Elsevier, 2015-05)
In this paper we describe the characteristics and the applications of the multivariate methods for spectroscopic and chromatographic techniques independent component analysis (ICA) and two-dimensional correlation spectroscopy ...
Determination of homogeneous environment units using spatial analysis and multivariate statistic
(2012-02-24)
The aim of the study was to define homogeneous environmental units, inside a land planning model. A multivariate analysis of a number of elements of the biophysical environment of the area and of its accessibility was ...
Typology of sugarcane production in Brazil: the use of multivariate statistics on municipal data.
(In: INTERNATIONAL CONFERENCE ON AGRICULTURAL STATISTICS, 6., 2013, Rio de Janeiro. Improving Statistics for food security, sustainable agriculture, and rural development: linking statistics with decision making: proceedings. Rio de Janeiro: IBGE, 2015., 2015)