Results 21 to 30 of about 4,445 (221)

GeDi: Generative Discriminator Guided Sequence Generation [PDF]

open access: yesFindings of the Association for Computational Linguistics: EMNLP 2021, 2021
While large-scale language models (LMs) are able to imitate the distribution of natural language well enough to generate realistic text, it is difficult to control which regions of the distribution they generate. This is especially problematic because datasets used for training large LMs usually contain significant toxicity, hate, bias, and negativity.
Ben Krause   +6 more
openaire   +2 more sources

Entrepreneurship in Africa Through the Eyes of Gedi [PDF]

open access: yesSSRN Electronic Journal, 2013
Since the 1990s several new indices, including the Index of Economic Freedom, Doing Business and the Global Competitiveness Index, have been created to achieve progress in modernizing the business climates of developed and developing countries alike. These indicators, however, are focused largely on ameliorating burdens for current business, addressing
Zoltán J. Ács   +2 more
openaire   +1 more source

Spaceborne LiDAR for characterizing forest structure across scales in the European Alps

open access: yesRemote Sensing in Ecology and Conservation, 2023
The launch of NASA's Global Ecosystem Dynamics Investigation (GEDI) mission in 2018 opens new opportunities to quantitatively describe forest ecosystems across large scales. While GEDI's height‐related metrics have already been extensively evaluated, the
Lisa Mandl   +4 more
doaj   +1 more source

Impacts of urban life on water quality and fish larvae communities in two creeks of the Brazilian Amazon

open access: yesRevista Ambiente & Água, 2016
This study investigated the impact of anthropogenic activities in Belém City, Brazilian Amazon, by comparing water quality and fish larvae communities in two creeks that flow into the Guamá River.
Claíde Lorena Reis de Souza   +4 more
doaj   +1 more source

Waveform LiDAR concepts and applications for potential vegetation phenology monitoring and modeling: a comprehensive review

open access: yesGeo-spatial Information Science, 2021
Researchers continually demonstrated through published literature how LiDAR could create unparalleled measurements of ecosystem structure and forest height.
Eric Ariel L Salas
doaj   +1 more source

Refined GEDI Level-2A Database Construction: Focused on Gyeonggi Province, Republic of Korea [PDF]

open access: yesGeo Data
The Global Ecosystem Dynamics Investigation (GEDI), a full-waveform light detection and ranging system, translated the energy into a continuous waveform and recorded the signals chronologically for enabling geometric analysis of the vertical structure of
Kyeong-Hun Cho, Seung-Kuk Lee
doaj   +1 more source

Using GEDI lidar data and airborne laser scanning to assess height growth dynamics in fast-growing species: a showcase in Spain

open access: yesForest Ecosystems, 2021
Background The NASA’s Global Ecosystem Dynamics Investigation (GEDI) satellite mission aims at scanning forest ecosystems on a multi-temporal short-rotation basis.
Juan Guerra-Hernández, Adrián Pascual
doaj   +1 more source

Intercomparison of Real and Simulated GEDI Observations across Sclerophyll Forests

open access: yesRemote Sensing, 2022
Forest structure is an important variable in ecology, fire behaviour, and carbon management. New spaceborne lidar sensors, such as the Global Ecosystem Dynamics Investigation (GEDI), enable forest structure to be mapped at a global scale.
Sven Huettermann   +3 more
doaj   +1 more source

Examination of the amount of GEDI data required to characterize central Africa tropical forest aboveground biomass at REDD+ project scale in Mai Ndombe province

open access: yesScience of Remote Sensing, 2023
The Global Ecosystem Dynamics Investigation (GEDI) is the first spaceborne LiDAR designed to improve quantification of vegetation structure and forest aboveground biomass (AGB) including in the tropics where forest AGB inventory data are limited. GEDI is
H.B. Kashongwe, D.P. Roy, D.L. Skole
doaj   +1 more source

GEDI: A New LiDAR Altimetry to Obtain the Water Levels of More Lakes on the Tibetan Plateau

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Remote sensing is an effective means for lake water level monitoring on the Tibetan Plateau (TP). The purpose of this study is to estimate water levels of lakes on the TP using the Global Ecosystem Dynamics Investigation (GEDI) and Cloud and Land ...
Juan Wu   +5 more
doaj   +1 more source

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