Search Results - "Bastos Gorgens, Eric"

Artificial Intelligence Procedures for Tree Taper Estimation within a Complex Vegetation Mosaic in Brazil by Nunes, Matheus Henrique, Görgens, Eric Bastos

“…Tree stem form in native tropical forests is very irregular, posing a challenge to establishing taper equations that can accurately predict the diameter at any…”
Get full text

Height-diameter allometry for tropical forest in northern Amazonia by Lima, Robson Borges de, Görgens, Eric Bastos, Elias, Fernando, de Abreu, Jadson Coelho, Baia, Aldine Luiza, de Oliveira, Cinthia Pereira, Silva da Silva, Diego Armando, Batista, Anderson Pedro Bernardina, Lima, Robson Carmo, Sotta, Eleneide Doff, Caraciolo Ferreira, Rinaldo Luiz, Aleixo da Silva, José Antônio, Carneiro Guedes, Marcelino

“…Height measurements are essential to manage and monitor forest biomass and carbon stocks. However, accurate estimation of this variable in tropical ecosystems…”
Get full text

A Conceptual Model for Detecting Small-Scale Forest Disturbances Based on Ecosystem Morphological Traits by Stoddart, Jaz, de Almeida, Danilo Roberti Alves, Silva, Carlos Alberto, Görgens, Eric Bastos, Keller, Michael, Valbuena, Ruben

“…Current LiDAR-based methods for detecting forest change use a host of statistically selected variables which typically lack a biological link with the…”
Get full text

Evaluating spatial coverage of data on the aboveground biomass in undisturbed forests in the Brazilian Amazon by Tejada, Graciela, Görgens, Eric Bastos, Espírito-Santo, Fernando Del Bon, Cantinho, Roberta Zecchini, Ometto, Jean Pierre

“…Background Brazilian Amazon forests contain a large stock of carbon that could be released into the atmosphere as a result of land use and cover change. To…”
Get full text

Mapping data gaps to estimate biomass across Brazilian Amazon forests by Tejada, Graciela, Görgens, Eric Bastos, Ovando, Alex, Ometto, Jean Pierre

“…Background Tropical forests play a fundamental role in the provision of diverse ecosystem services, such as biodiversity, climate and air quality regulation,…”
Get full text

Diversity and Big Tree Patterns in the Brazilian Amazon by de Lima, Robson Borges, Görgens, Eric Bastos, Batista, Anderson Pedro Bernardina, da Silva, Diego Armando Silva, de Oliveira, Cinthia Pereira, de Sousa, Carla Samara Campelo

“…The increasing availability of field data presents an opportunity to understand the fundamental ecological relationships and functions of large trees in…”
Get full text

Comparison of ALS based models for estimating aboveground biomass in three types of Mediterranean forest by Guerra-Hernández, Juan, Görgens, Eric Bastos, García-Gutiérrez, Jorge, Rodriguez, Luiz Carlos Estraviz, Tomé, Margarida, González-Ferreiro, Eduardo

“…This study aimed to develop ALS-based models for estimating stem, crown and aboveground biomass in three types of Mediterranean forest, based on low density…”
Get full text

Performance of stem denoising and stem modelling algorithms on single tree point clouds from terrestrial laser scanning by de Conto, Tiago, Olofsson, Kenneth, Görgens, Eric Bastos, Rodriguez, Luiz Carlos Estraviz, Almeida, Gustavo

“…•Combined methods for denoising and modelling of stem point clouds were validated.•Algorithms were tested on point clouds of varying sizes, without loss in…”
Get full text

Forest disturbance and growth processes are reflected in the geographical distribution of large canopy gaps across the Brazilian Amazon by Reis, Cristiano Rodrigues, Jackson, Toby D., Gorgens, Eric Bastos, Dalagnol, Ricardo, Jucker, Tommaso, Nunes, Matheus Henrique, Ometto, Jean Pierre, Aragão, Luiz E. O. C., Rodriguez, Luiz Carlos Estraviz, Coomes, David A.

“…Canopy gaps are openings in the forest canopy resulting from branch fall and tree mortality events. The geographical distribution of large canopy gaps may…”
Get full text

A performance comparison of machine learning methods to estimate the fast-growing forest plantation yield based on laser scanning metrics by Görgens, Eric Bastos, Montaghi, Alessandro, Rodriguez, Luiz Carlos Estraviz

“…•Machine learning models tackle high-dimensional problems.•The machine learning models are not limited to a subset of predictor variables.•The random forest…”
Get full text

A large net carbon loss attributed to anthropogenic and natural disturbances in the Amazon Arc of Deforestation by Csillik, Ovidiu, Keller, Michael, Longo, Marcos, Ferraz, Antonio, Rangel Pinagé, Ekena, Görgens, Eric Bastos, Ometto, Jean P, Silgueiro, Vinicius, Brown, David, Duffy, Paul, Cushman, K C, Saatchi, Sassan

“…The Amazon forest contains globally important carbon stocks, but in recent years, atmospheric measurements suggest that it has been releasing more carbon than…”
Get full text

Out of steady state: Tracking canopy gap dynamics across Brazilian Amazon by Gorgens, Eric Bastos, Keller, Michael, Jackson, Toby, Marra, Daniel Magnabosco, Reis, Cristiano Rodrigues, Almeida, Danilo Roberti Alves, Coomes, David, Ometto, Jean Pierre

“…Canopy gaps are evidence of disturbances on forest landscapes. A forest stand is in constant flux, with long stretches of biomass accumulation punctuated by…”
Get full text

Optimizing the Remote Detection of Tropical Rainforest Structure with Airborne Lidar: Leaf Area Profile Sensitivity to Pulse Density and Spatial Sampling by Almeida, Danilo Roberti Alves de, Stark, Scott C., Shao, Gang, Schietti, Juliana, Nelson, Bruce Walker, Silva, Carlos Alberto, Gorgens, Eric Bastos, Valbuena, Ruben, Papa, Daniel de Almeida, Brancalion, Pedro Henrique Santin

“…Airborne Laser Scanning (ALS) has been considered as a primary source to model the structure and function of a forest canopy through the indicators leaf area…”
Get full text

Automated operational logging plan considering multi-criteria optimization by Görgens, Eric Bastos, Mund, Jan-Peter, Cremer, Tobias, de Conto, Tiago, Krause, Stuart, Valbuena, Ruben, Rodriguez, Luiz Carlos Estraviz

“…•Field information is limited by the need to cover large and remote areas.•Multiple objectives should be considered while planning and executing forest…”
Get full text

Detecting successional changes in tropical forest structure using GatorEye drone‐borne lidar by Almeida, Danilo Roberti Alves, Almeyda Zambrano, Angelica Maria, Broadbent, Eben North, Wendt, Amanda L., Foster, Paul, Wilkinson, Benjamin E., Salk, Carl, Papa, Daniel de Almeida, Stark, Scott Christopher, Valbuena, Ruben, Gorgens, Eric Bastos, Silva, Carlos Alberto, Brancalion, Pedro Henrique Santin, Fagan, Matthew, Meli, Paula, Chazdon, Robin

“…Drone‐based remote sensing is a promising new technology that combines the benefits of ground‐based and satellite‐derived forest monitoring by collecting…”
Get full text

Indicators for monitoring reduced impact logging in the Brazilian amazon derived from airborne laser scanning technology by Barros, Quétila Souza, d' Oliveira, Marcus Vinicio Neves, da Silva, Evandro Ferreira, Görgens, Eric Bastos, de Mendonça, Adriano Ribeiro, da Silva, Gilson Fernandes, Reis, Cristiano Rodrigues, Gomes, Leilson Ferreira, de Carvalho, Anelena Lima, de Oliveira, Erica Karolina Barros, Rodrigues, Nívea Maria Mafra, Rocha, Quinny Soares

“…Monitoring reduced impact logging (RIL) activities in sustainably managed forest areas in the Amazon is a costly and complex, yet crucial endeavor. One viable…”
Get full text

Combined Impact of Sample Size and Modeling Approaches for Predicting Stem Volume in Eucalyptus spp. Forest Plantations Using Field and LiDAR Data by Silva, Vanessa Sousa da, Silva, Carlos Alberto, Mohan, Midhun, Cardil, Adrián, Rex, Franciel Eduardo, Loureiro, Gabrielle Hambrecht, Almeida, Danilo Roberti Alves de, Broadbent, Eben North, Gorgens, Eric Bastos, Dalla Corte, Ana Paula, Silva, Emanuel Araújo, Valbuena, Rubén, Klauberg, Carine

“…Light Detection and Ranging (LiDAR) remote sensing has been established as one of the most promising tools for large-scale forest monitoring and mapping…”
Get full text

A biomass map of the Brazilian Amazon from multisource remote sensing by Ometto, Jean Pierre, Gorgens, Eric Bastos, de Souza Pereira, Francisca Rocha, Sato, Luciane, de Assis, Mauro Lúcio Rodrigures, Cantinho, Roberta, Longo, Marcos, Jacon, Aline Daniele, Keller, Michael

“…The Amazon Forest, the largest contiguous tropical forest in the world, stores a significant fraction of the carbon on land. Changes in climate and land use…”
Get full text

Monitoring the understory in eucalyptus plantations using airborne laser scanning by Melo, Alessandra Morais, Reis, Cristiano Rodrigues, Martins, Bruno Ferraz, Penido, Tamires Mousslech Andrade, Rodriguez, Luiz Carlos Estraviz, Gorgens, Eric Bastos

“…ABSTRACT In eucalyptus plantations, the presence of understory increases the risk of fires, acts as an obstacle to forest operations, and leads to yield losses…”
Get full text

Qualifying the Information Detected from Airborne Laser Scanning to Support Tropical Forest Management Operational Planning by Cristiano Rodrigues Reis, Eric Bastos Gorgens, Danilo Roberti Alves de Almeida, Carlos Henrique Souza Celes, Jacqueline Rosette, Adriano Lima, Niro Higuchi, Jean Ometto, Reynaldo Campos Santana, Luiz Carlos Estraviz Rodriguez

“…(1) Background: Forests throughout the world are managed to fulfil a range of commercial and ecosystem services. The same applies to managed areas of the…”
Get full text