Evaluation of sentinel-2 red-edge bands for empirical estimation of green LAI and chlorophyll content

J Delegido, J Verrelst, L Alonso, J Moreno - Sensors, 2011 - mdpi.com
ESA's upcoming satellite Sentinel-2 will provide Earth images of high spatial, spectral and
temporal resolution and aims to ensure continuity for Landsat and SPOT observations. In …

[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 …

[HTML][HTML] Efficient RTM-based training of machine learning regression algorithms to quantify biophysical & biochemical traits of agricultural crops

M Danner, K Berger, M Wocher, W Mauser… - ISPRS Journal of …, 2021 - Elsevier
With an upcoming unprecedented stream of imaging spectroscopy data, there is a rising
need for tools and software applications exploiting the spectral possibilities to extract …

A red-edge spectral index for remote sensing estimation of green LAI over agroecosystems

J Delegido, J Verrelst, CM Meza, JP Rivera… - European Journal of …, 2013 - Elsevier
Leaf area index (LAI) is a key biophysical parameter for the monitoring of agroecosystems.
Conventional two-band vegetation indices based on red and near-infrared relationships …

A survey of active learning for quantifying vegetation traits from terrestrial earth observation data

K Berger, JP Rivera Caicedo, L Martino, M Wocher… - Remote Sensing, 2021 - mdpi.com
The current exponential increase of spatiotemporally explicit data streams from satellite-
based Earth observation missions offers promising opportunities for global vegetation …

Spatially constrained inversion of radiative transfer models for improved LAI map** from future Sentinel-2 imagery

C Atzberger, K Richter - Remote Sensing of Environment, 2012 - Elsevier
The robust and accurate retrieval of vegetation biophysical variables using radiative transfer
models (RTM) is seriously hampered by the ill-posedness of the inverse problem. With this …

Comparison between fractional vegetation cover retrievals from vegetation indices and spectral mixture analysis: Case study of PROBA/CHRIS data over an …

JC Jiménez-Muñoz, JA Sobrino, A Plaza, L Guanter… - Sensors, 2009 - mdpi.com
In this paper we compare two different methodologies for Fractional Vegetation Cover (FVC)
retrieval from Compact High Resolution Imaging Spectrometer (CHRIS) data onboard the …

Seasonal variations of leaf area index of agricultural fields retrieved from Landsat data

MC González-Sanpedro, T Le Toan, J Moreno… - Remote sensing of …, 2008 - Elsevier
The derivation of leaf area index (LAI) from satellite optical data has been the subject of a
large amount of work. In contrast, few papers have addressed the effective model inversion …

Exploring the interrelated effects of soil background, canopy structure and sun-observer geometry on canopy photochemical reflectance index

P Yang - Remote Sensing of Environment, 2022 - Elsevier
Photochemical reflectance index (PRI) is an intriguing avenue for monitoring photosynthetic
light use efficiency (LUE), which is a crucial physiological variable and the primary source of …

Potential of red edge spectral bands in future landsat satellites on agroecosystem canopy green leaf area index retrieval

Z Cui, JP Kerekes - Remote Sensing, 2018 - mdpi.com
Vegetation biophysical parameter retrieval is an important earth remote sensing system
application. In this paper, we studied the potential impact of the addition of new spectral …