10 articles in this issue
Bárbara Silva Lewis,Izabel Christina Martins Nogueira,Nelson Violante de Carvalho,Wallace Figueiredo de Menezes
Neste trabalho são avaliados os impactos que as diferentes resoluções temporais e espaciais do campo de vento provocam nos resultados de altura significativa do modelo prognóstico de onda. Com esse objetivo, três eventos meteorológicos que geraram ondulaç... see more
André Luiz Sá de Oliveira,Marcelo Antônio Nero,João Rodrigues Tavares Júnior,Ana Lúcia Bezerra Candeias,Rodrigo Affonso de Albuquerque Nóbrega
Os problemas ambientais decorrentes dos incêndios alteram a dinâmica do planeta modificando seus ciclos e destruindo ecossistemas. O homem é responsável por quase a totalidade das queimadas, sendo ele também protagonista das iniciativas de prevenção. Dess... see more
Vander Luis de Souza Freitas,Barbara Maximino da Fonseca Reis,Antonio Maria Garcia Tommaselli
Shadows exist in almost all aerial and outdoor images, and they can be useful for estimating Sun position estimation or measuring object size. On the other hand, they represent a problem in processes such as object detection/recognition, image matching, e... see more
Luciana Escalante Pereira,Giancarlo Lastoria,Bruna Semler de Almeida,Marcelo Haupenthal,José Marcato Júnior,Edward Limin Lo,Antonio Conceição Paranhos Filho
The application of orbital sensors to identify and delineate water bodies was evaluated in this study. Reference aerial photos were used to measure the surface area of three water bodies in São Gabriel do Oeste, MS, Brazil and assess seven sensors commonl... see more
Otto Marques dos Santos Neves,Julia Celia Mercedes Strauch,Cesar Ajara
This paper aimed to use the dasymetric mapping methods proposed by Mennis and Hultgreen (2006) and Strauch and Ajara (2015) to estimate the variation of the distribution in the population in the Jacarepaguá Watershed. For this, population data from the ce... see more
Claudia Infante,Claudia Tocho,Daniel Del Cogliano
The knowledge of the Earth's gravity field and its temporal variations is the main goal of the dedicated gravity field missions CHAMP, GRACE and GOCE. Since then, several global geopotential models (GGMs) have been released. This paper uses geoid heights ... see more
Samille Santos Rocha,Anabele Lindner,Cira Souza Pitombo
The main objective of this study is to estimate variables related to transportation planning, in particular transit trip production, by proposing a geostatistical procedure. The procedure combines the semivariogram deconvolution and Kriging with External ... see more
Josyceyla Duarte Morais,Thaísa Santos Faria,Marcos Antonio Timbó Elmiro,Marcelo Antonio Nero,Archibald de Araujo Silva,Rodrigo Affonso de Albuquerque Nobrega
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Fabricio dos Santos Prol,Paulo de Oliveira Camargo,Marcio Tadeu de Assis Honorato Muella
Many efforts have been done in the last decades to improve the formulation of ionospheric models based on data derived from the Global Navigation Satellite System (GNSS). Despite significant improvements in estimating the electron content of the GNSS sign... see more
Vanessa Cristina Dos Santos,Mhamad El Hage,Laurent Polidori,José Cândido Stevaux
Geomorphometry is the science of quantitative description of land surface morphology by the mean of geomorphic indices extracted from Digital Elevation Models (DEMs). The analysis of these indices is the first and most common procedure performed in severa... see more