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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... ... |
Author(s): CARDOSO, D. B.; ROSA, S. D. V. F. da; CLEMENTE, P. E. G.; GALLEP, C. M.; PADILHA, L.
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Author(s): SCHULTZ, B.; BERTANI, G.; FORMAGGIO, A. R.; EBERHARDT, D. S.; LUIZ, A. J. B.; ATZBERGER, C.
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Author(s): VERAMENDI, W. N. C.; CRUVINEL, P. E. The processing of multispectral images acquired with embedded cameras in unmanned aerial vehicles (drones) has brought new opportunities for precision agriculture. In this study a method for evaluatin... ... |
Author(s): MORAIS, P. A. de O.; SOUZA, D. M. de; MADARI, B. E. Soil organic matter (SOM) is usually quantified by Walkley-Black titration method or using a spectrophotometric method. This study proposes an alternative method for quantification of SOM using digita... ... |
Author(s): BAQUETA, M. R.; POSTIGO, M. P.; ALVES, E. A.; MORAES NETO, V. F. de; VALDERRAMA, P.; PALLONE, J. A. L.; DINIZ, P. H. G. D. The prevention of coffee fraud through the use of digital and intelligence-based technologies is an analytical challenge because depending on the adulterant, visual inspection is unreliable in roasted... ... |
Author(s): YAGUSHI, J. T.; COSTA, D. S.; FRANÇA-NETO, J. de B. ABSTRACT: Seed deterioration causes losses to seed companies during the storage. For researches, the challenge has been to develop techniques which improve the seed longevity as well as laboratory ana... ... |
Author(s): LIMA, D. C. de; RODRIGUES, E. L. L.; JORGE, L. A. de C.
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Author(s): TEIXEIRA, T. S.; RODRIGUES NETO, J. C.; SILVA, E. A.; CONCEIÇÃO, A. A.; SIQUEIRA, F. G. de; ABDELNUR, P. V. Fungi can produce many bioactive metabolites, which are enhanced when challenged in co-culture competition. For a better evaluation of these metabolites, Mass Spectrometry Imaging (MSI) can be used to... ... |
Author(s): ARASHIRO, E. K. N.; FONSECA, J. F. da; PEREIRA, L. G. R.; FERNANDES, C. A.; BRANDÃO, F. Z.; OBA, E.; VIANA, J. H. M. The aim of this study was to evaluate the potential of luteal echotexture (mean pixel value and heterogeneity), as a tool for assessing luteal function during different phases of the estrous cycle in... ... |
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