Results 11 to 20 of about 4,445 (221)

Factors affecting relative height and ground elevation estimations of GEDI among forest types across the conterminous USA

GIScience and Remote Sensing, 2022
The Global Ecosystem Dynamics Investigation (GEDI), a new spaceborne LiDAR system of the National Aeronautics and Space Administration (NASA), has the potential to revolutionize global measurements of vertical vegetation structure.
Cangjiao Wang, Andrew J Elmore, Izaya Numata   +2 more
exaly   +2 more sources

Prospects of Gedi Plant (Abelmoschus manihot L.) as a Functional Food and Herbal Medicine [PDF]

E3S Web of Conferences
Gedi (Abelmoschus manihot L.), is a plant that grows in tropical climates and is widely used as a vegetable and herbal traditional medicine. Many people know gedi as a Japanese papaya.
Indrawati Endang, Setijorini Ludivica Endang   +1 more
doaj   +2 more sources

The impact of geolocation uncertainty on GEDI tropical forest canopy height estimation and change monitoring

Science of Remote Sensing, 2021
The Global Ecosystem Dynamics Investigation (GEDI) LiDAR provides new spaceborne vegetation canopy structural information including relative canopy height products defined with respect to 25 m diameter footprints. The GEDI geolocation requirement is that
David P Roy, John Armston
exaly   +3 more sources

Accuracy Assessment and Impact Factor Analysis of GEDI Leaf Area Index Product in Temperate Forest

Remote Sensing, 2023
The leaf area index (LAI) is a vital parameter for quantifying the material and energy exchange between terrestrial ecosystems and the atmosphere. The Global Ecosystem Dynamics Investigation (GEDI), with its mission to produce a near-global map of forest
Cangjiao Wang, Duo Jia, Shaogang Lei
exaly   +3 more sources

Using simulated GEDI waveforms to evaluate the effects of beam sensitivity and terrain slope on GEDI L2A relative height metrics over the Brazilian Amazon Forest

Science of Remote Sensing, 2023
The vertical structure of forests provides important parameters for estimating aboveground biomass (AGB) and it can be measured by lidar sensors. The Global Ecosystem Dynamics Investigation (GEDI) full-waveform lidar sensor collects data systematically ...
Pedro V C Oliveira, Xiaoyang Zhang, Birgit Peterson   +2 more
exaly   +3 more sources

Measuring Understory Fire Effects from Space: Canopy Change in Response to Tropical Understory Fire and What This Means for Applications of GEDI to Tropical Forest Fire

Remote Sensing, 2023
The ability to measure the ecological effects of understory fire in the Amazon on a landscape scale remains a frontier in remote sensing. The Global Ecosystem Dynamics Investigation’s (GEDI) LiDAR data have been widely suggested as a critical new tool in
Alyson East, Andrew J Hansen, Dolors Armenteras   +2 more
exaly   +3 more sources

Intercomparison of the DART model and GEDI simulator for simulating GEDI waveforms in forests

International Journal of Applied Earth Observations and Geoinformation
The launch of GEDI opens a new era of forest structure monitoring using full-waveform LiDAR from space. Simulation of GEDI waveform is of great importance for the algorithm design and forest structure metric estimation.
Ziyang Wang, Jing Liu, Yehua Sheng, Xuebo Yang   +3 more
doaj   +2 more sources

A live cell biosensor protocol for high-resolution screening of therapy-resistant cancer cells. [PDF]

PLoS ONE
The Genetically Encoded Death Indicator (GEDI) is a ratiometric, dual-fluorescence biosensor that enables real-time detection of cell death through calcium influx.
Viral D Oza, Colin S Williams, Jessica S Blackburn   +2 more
doaj   +2 more sources

Validation and Error Minimization of Global Ecosystem Dynamics Investigation (GEDI) Relative Height Metrics in the Amazon

Remote Sensing
Global Ecosystem Dynamics Investigation (GEDI) is a relatively new technology for global forest research, acquiring LiDAR measurements of vertical vegetation structure across Earth’s tropical, sub-tropical, and temperate forests. Previous GEDI validation
Alyson East, Andrew J Hansen, Patrick Jantz   +2 more
exaly   +3 more sources

Assessing the Accuracy of GEDI Data for Canopy Height and Aboveground Biomass Estimates in Mediterranean Forests

Remote Sensing, 2021
Global Ecosystem Dynamics Investigation (GEDI) satellite mission is expanding the spatial bounds and temporal resolution of large-scale mapping applications.
Iván Dorado-Roda, Adrián Pascual, Sergio Godinho, Carlos A. Silva, Brigite Botequim, Pablo Rodríguez-Gonzálvez, Eduardo González-Ferreiro, Juan Guerra-Hernández   +7 more
doaj   +1 more source