8 articles in this issue
Pâmela Suélen Käfer,Franciel Eduardo Rex,Fábio Marcelo Breunig,Rafaelo Balbinot
Remote sensing data are a key proxy to forest monitoring and management at local, regional and global scales. Considering the hypothesis that NDVI and EVI can be used at least during one decade to monitor Pinus elliottii in Southern Brazil, the objective ... see more
Leandro Luiz Silva de França,Luiz Felipe Coutinho Ferreira da Silva
Currently, in Brazil, for the assessment of the Positional Accuracy of non-point features (lines and polygons), there is no standard norm of execution. This work aims to compare the results of two methodologies that allow determining the average value of ... see more
Fernanda Magri Torres,Antonio Maria Garcia Tommaselli
Lightweight Unmanned Aerial Vehicles (UAVs) have become a cost effective alternative for studies which use aerial Remote Sensing with high temporal frequency requirements for small areas. Laser scanner devices are widely used for rapid tridimensional data... see more
Eurico Nicacio,Regiane Dalazoana
This paper aims to present a new estimate for the vertical offset between both Brazilian vertical data: DVB-I, in Imbituba-SC, and DVB-S, in Santana-AP. Brazilian Fundamental Altimetric Network (BFAN) currently has over 69000 stations with known normal-or... see more
Marcos Aurélio Basso,Daniel Rodrigues dos Santos
In this paper, we present a method for 3D mapping of indoor environments using RGB-D data. The contribution of our proposed method is two-fold. First, our method exploits a joint effort of the speed-up robust features (SURF) algorithm and a disparity-to-p... see more
Nassau de Nogueira Nardez,Cláudia Pereira Krueger,Rosana Sueli da Motta Jafelice,Marcio Augusto Reolon Schmidt
Knowledge concerning Phase Center Offset (PCO) is an important aspect in the calibration of GNSS antennas and has a direct influence on the quality of high precision positioning. Studies show that there is a correlation between meteorological variables wh... see more
Ana Paula Marques Ramos,Edmur Azevedo Pugliesi,Renan Furlan de Oliveira,Vilma Mayumi Tachibana,Mônica Modesta Santos Decanini
Noise from the information communication process produced by the interfaces of navigation systems has overloaded drivers' cognitive processing systems and increased the probability of traffic accidents. This work evaluates the usability of maps of differe... see more
Patricia Andréia Paiola Scalco,Andrea Lopes Iescheck,Iran Carlos Stalliviere Corrêa,Fernando Comerlato Scottá,Rafael Mastracusa de Oliveira,Ricardo Augusto Lengler Franchini
Between 2013 and 2014, a kinematic positioning based on the Global Navigation Satellite System (GNSS) was carried out for this research work. This GNSS survey resulted in 275916 points with tridimensional coordinates in the cross-border basin area of 5820... see more