An overview of global leaf area index (LAI): Methods, products, validation, and applications

H Fang, F Baret, S Plummer… - Reviews of …, 2019 - Wiley Online Library
Leaf area index (LAI) is a critical vegetation structural variable and is essential in the
feedback of vegetation to the climate system. The advancement of the global Earth …

Remote sensing in field crop monitoring: A comprehensive review of sensor systems, data analyses and recent advances

E Omia, H Bae, E Park, MS Kim, I Baek, I Kabenge… - Remote Sensing, 2023 - mdpi.com
The key elements that underpin food security require the adaptation of agricultural systems
to support productivity increases while minimizing inputs and the adverse effects of climate …

Quantifying vegetation biophysical variables from imaging spectroscopy data: A review on retrieval methods

J Verrelst, Z Malenovský, C Van der Tol… - Surveys in …, 2019 - Springer
An unprecedented spectroscopic data stream will soon become available with forthcoming
Earth-observing satellite missions equipped with imaging spectroradiometers. This data …

Optical remote sensing and the retrieval of terrestrial vegetation bio-geophysical properties–A review

J Verrelst, G Camps-Valls, J Muñoz-Marí… - ISPRS Journal of …, 2015 - Elsevier
Forthcoming superspectral satellite missions dedicated to land monitoring, as well as
planned imaging spectrometers, will unleash an unprecedented data stream. The …

[HTML][HTML] Retrieval of aboveground crop nitrogen content with a hybrid machine learning method

K Berger, J Verrelst, JB Féret, T Hank, M Wocher… - International Journal of …, 2020 - Elsevier
Hyperspectral acquisitions have proven to be the most informative Earth observation data
source for the estimation of nitrogen (N) content, which is the main limiting nutrient for plant …

Experimental Sentinel-2 LAI estimation using parametric, non-parametric and physical retrieval methods–A comparison

J Verrelst, JP Rivera, F Veroustraete… - ISPRS Journal of …, 2015 - Elsevier
Given the forthcoming availability of Sentinel-2 (S2) images, this paper provides a
systematic comparison of retrieval accuracy and processing speed of a multitude of …

An overview of crop nitrogen status assessment using hyperspectral remote sensing: Current status and perspectives

Y Fu, G Yang, R Pu, Z Li, H Li, X Xu, X Song… - European Journal of …, 2021 - Elsevier
Nitrogen (N) is significantly related to crop photosynthetic capacity. Over-and-under-
application of N fertilizers not only limits crop productivity but also leads to negative …

A survey on Gaussian processes for earth-observation data analysis: A comprehensive investigation

G Camps-Valls, J Verrelst, J Munoz-Mari… - … and Remote Sensing …, 2016 - ieeexplore.ieee.org
Gaussian processes (GPs) have experienced tremendous success in biogeophysical
parameter retrieval in the last few years. GPs constitute a solid Bayesian framework to …

[HTML][HTML] Mapping landscape canopy nitrogen content from space using PRISMA data

J Verrelst, JP Rivera-Caicedo, P Reyes-Muñoz… - ISPRS Journal of …, 2021 - Elsevier
Satellite imaging spectroscopy for terrestrial applications is reaching maturity with recently
launched and upcoming science-driven missions, eg PRecursore IperSpettrale della …

[HTML][HTML] Gaussian processes retrieval of crop traits in Google Earth Engine based on Sentinel-2 top-of-atmosphere data

J Estévez, M Salinero-Delgado, K Berger… - Remote sensing of …, 2022 - Elsevier
The unprecedented availability of optical satellite data in cloud-based computing platforms,
such as Google Earth Engine (GEE), opens new possibilities to develop crop trait retrieval …