José Marques Júnior
YOU?
Author Swipe
View article: GauCho: Gaussian Distributions with Cholesky Decomposition for Oriented Object Detection
GauCho: Gaussian Distributions with Cholesky Decomposition for Oriented Object Detection Open
Oriented Object Detection (OOD) has received increased attention in the past years, being a suitable solution for detecting elongated objects in remote sensing analysis. In particular, using regression loss functions based on Gaussian dist…
View article: Application Of Neuroscience In Organizations From The Perspective Of Leadership Training: A Literature Review
Application Of Neuroscience In Organizations From The Perspective Of Leadership Training: A Literature Review Open
Background: The contributions of Neuroscience are essential for the understanding of human behavior. Leadership, on the other hand, is a behavioral practice. Often seen as a technical skill, it actually represents a behavioral behavior tha…
View article: Characterization and detailed mapping of C by spectral sensor for soils of the Western Plateau of São Paulo
Characterization and detailed mapping of C by spectral sensor for soils of the Western Plateau of São Paulo Open
Soil mineralogy and texture are directly related to soil carbon due to the physical properties of the clay surface. Traditional techniques for quantifying carbon in soil are time-consuming and expensive, making large-scale quantification f…
View article: Mapping Brazilian soil mineralogy using proximal and remote sensing data
Mapping Brazilian soil mineralogy using proximal and remote sensing data Open
International audience
View article: Mid-Infrared Spectrum Analysis for Mapping Attributes of Cohesive Soils in Brazil
Mid-Infrared Spectrum Analysis for Mapping Attributes of Cohesive Soils in Brazil Open
Made available in DSpace on 2022-05-01T15:13:37Z (GMT). No. of bitstreams: 0\n Previous issue date: 2022-01-01
View article: USE OF SCALED SEMIVARIOGRAMS IN THE PLANNING SAMPLE OF SOIL PHYSICAL PROPERTIES IN SOUTHERN AMAZONAS, BRAZIL
USE OF SCALED SEMIVARIOGRAMS IN THE PLANNING SAMPLE OF SOIL PHYSICAL PROPERTIES IN SOUTHERN AMAZONAS, BRAZIL Open
There is a great lack of information from soil surveys in the southern part of the State of Amazonas, Brazil. The use of tools such as geostatistics may improve environmental planning, use and management. In this study, we aimed to use sca…
View article: Multivariate technique for determination of soil pedoenvironmental indicators in Southern Amazonas
Multivariate technique for determination of soil pedoenvironmental indicators in Southern Amazonas Open
The use of statistical techniques to evaluate soil attribute behaviour is an important tool for choosing the most adequate form of soil management. Thus, the aim of this study was to jointly assess the physical and chemical attributes and …
View article: Sugarcane yield and quality using soil magnetic susceptibility
Sugarcane yield and quality using soil magnetic susceptibility Open
The concept of production environments, which is widely used to classify the yield potential of soils, and magnetic susceptibility (MS), is emerging as an important tool for mapping ultra-detailed areas. Given this background, this paper a…
View article: Mapping adsorbed phosphorus through soil color and magnetic susceptibility
Mapping adsorbed phosphorus through soil color and magnetic susceptibility Open
The objective of this work was to evaluate the possibility of mapping adsorbed phosphorus through soil color and magnetic susceptibility. The experiment was done in a 380-ha sugarcane area, which included four types of Oxisols, with differ…
View article: Barium and Cadmium in Tropical Soils Cropped and Under Native Forest
Barium and Cadmium in Tropical Soils Cropped and Under Native Forest Open
Toxic elements pose a high environmental risk because of their long persistence in soil, water, and food chain. This study aimed to estimated potentially available and pseudototal contents of barium (Ba) and cadmium (Cd) in tropical soil u…
View article: Sugarcane yield and quality using soil magnetic susceptibility
Sugarcane yield and quality using soil magnetic susceptibility Open
Made available in DSpace on 2022-05-01T07:58:46Z (GMT). No. of bitstreams: 0\n Previous issue date: 2022-01-01
View article: Soil mineralogical attributes estimated by color as accessed by proximal sensors and machine learning
Soil mineralogical attributes estimated by color as accessed by proximal sensors and machine learning Open
Detailed mapping is essential for land use and management planning. The mappings require a robust database. Costs and time associated with obtaining the database are high and, therefore, it is not always possbile to obtain it. Soil color i…
View article: Impact of Land Use On The Variability of Soil Attributes Within Distinct Amazonian Environments
Impact of Land Use On The Variability of Soil Attributes Within Distinct Amazonian Environments Open
Changes in soil attributes caused by the conversion of native forest for agricultural use in the Amazon region is an area of research because of current uncertainties regarding land use and occupation processes. These uncertainties are sig…
View article: Suscetibilidade magnética na caracterização da variabilidade espacial de atributos do solo em solos subtropicais
Suscetibilidade magnética na caracterização da variabilidade espacial de atributos do solo em solos subtropicais Open
Magnetic susceptibility (MS) has been used to estimate soil attributes. With the proposal to increase the information of soils in southern Brazil the objectives of this work were: (i) evaluate the correlation of SM with soil attributes in …
View article: Multifractal and joint multifractal analysis of the spatial variability of CO2 emission and other soil properties
Multifractal and joint multifractal analysis of the spatial variability of CO2 emission and other soil properties Open
<p>Soil is a major source and also a sink of CO<sub>2</sub>. Agricultural management practices influence soil&#160; carbon sequestration. Identification of CO<sub>2</sub> emission hotspots may be instrumen…
View article: Field-scale spatial correlation between contents of iron oxides and CO2 emission in an Oxisol cultivated with sugarcane
Field-scale spatial correlation between contents of iron oxides and CO2 emission in an Oxisol cultivated with sugarcane Open
Soil CO2 emission (FCO2) is one of the main sources of carbon release into the atmosphere. Moreover, FCO2 is related to soil attributes governing the transfer of gases from soil to the atmosphere. This study aimed firstly to describe the s…
View article: Magnetic susceptibility in the prediction of soil attributes in southern Brazil
Magnetic susceptibility in the prediction of soil attributes in southern Brazil Open
Global demand for soil information has led to investigations that have adopted ways to estimate soil attributes quickly and effectively. In this context, magnetic susceptibility (χ) has gained prominence because it is a technique capable o…
View article: Pedotransfer functions to mapping total and adsorbed phosphate using Vis-NIR (DRS)
Pedotransfer functions to mapping total and adsorbed phosphate using Vis-NIR (DRS) Open
<p><strong>Pedotransfer functions to mapping total and adsorbed phosphate using Vis-NIR (DRS) </strong></p><p>Jos&#233; Marques J&#250;nior<sup> a</sup>, Rom&#225;rio Pimenta Gomes<s…