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Author(s): SANTOS, H. G. dos; JACOMINE, P. K. T; ANJOS, L. H. C. dos; OLIVEIRA, V. A. de; LUMBRERAS, J. F.; COELHO, M. R.; ALMEIDA, J. A. de; ARAUJO FILHO, J. C. de; OLIVEIRA, J. B. de; CUNHA, T. J. F.

Diagnostic attributes and other attributes; Diagnostic surface horizons and diagnostic subsurface horizons; Categorical levels of the system, nomenclature of classes, bases and criteria, concept and d... ...

Repository: BDPA     Publication year: 2018

Author(s): VAZ, G. J.; SILVA NETO, L. de F. da; OLIVEIRA, S. R. de M.; BOTELHO, F. P.; ARAUJO FILHO, J. C. de

The Brazilian Soil Classification System (BSCS) is the official taxonomic system for soil classification in Brazil. With the collaboration of professionals from several research and teaching instituti... ...

Repository: BDPA     Publication year: 2018

Author(s): VAZ, G. J.; SILVA NETO, L. de F. da; BARBEDO, J. G. A.

We have developed an expert system for Brazilian soil classification according to the official taxonomic system in Brazil. It assists in improving soil data quality, which is important for sustainable... ...

Repository: BDPA     Publication year: 2025

Author(s): PEREIRA, M. G.; VALLADARES, G. S.; ANJOS, L. H. C.; EBELING, A. G.; BENITES, V. de M.

Repository: BDPA     Publication year: 2006

Author(s): VASQUES, G. de M.; DEMATTE, J. A. M.; LOPEZ, L. R.; TERRA, F. da S.

Abstract : Visible/near-infrared diffuse reflectance spectroscopy (VNIRS) offers an alternative to conventional analytical methods to estimate various soil attributes. However, the use of VNIRS in soi... ...

Repository: BDPA     Publication year: 2011

Author(s): BARBEDO, J. G. A.; GODOY, C. V.

This paper presents an algorithm for automatic classification of diseases that produce symptons in soybean leaves.

Repository: BDPA     Publication year: 2015

Author(s): LU, D.; LI, G.; MORAN, E.; DUTRA, L.; BATISTELLA, M.

Texture has long been recognized as valuable in improving land-cover classification, but how data from different sensors with varying spatial resolutions affect the selection of textural images is poo... ...

Repository: BDPA     Publication year: 2014

Author(s): VALADARES, A. P.; COELHO, R. M.; OLIVEIRA, S. R. de M.

ABSTRACT:Data Mining techniques play an important role in the prediction of soil spatial distribution in systematic soil surveying, though existing methodologies still lack standardization and a full... ...

Repository: BDPA     Publication year: 2019

Author(s): HIDALGO CHÁVEZ, D. W.; SILVA, F. L. C. DA; PINTO, R. V.; CARVALHO, C. W. P. de; FREITAS-SILVA, O.

This article describes simple methods to group images including principal component analysis (PCA) and hierarchical clustering of principal components (HCPC). Images of expanded and low expanded extru... ...

Repository: BDPA     Publication year: 2023

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