Results 21 to 30 of about 1,804 (289)

An Evaluation of 20-m ESA-CCI S2 Prototype LC Product [PDF]

open access: yesFrontiers in Sustainable Food Systems, 2020
Agricultural production estimate represents a key element in food security analysis, but before the agricultural statistics services process and release the data some precious early warning time is lost. While many remote sensing derived yield estimation
Adoum Alkhalil   +2 more
doaj   +2 more sources

Downscaling ESA CCI Soil Moisture Based on Soil and Vegetation Component Temperatures Derived From MODIS Data

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
The European Space Agency's Climate Change Initiative (ESA CCI) soil moisture could provide long-time microwave-retrieved soil moisture data but is limited to regional applications due to the low resolution (25 km). A new method of downscaling ESA
Chengyun Song, Guangcheng Hu
exaly   +3 more sources

Validation of SMOS, SMAP, and ESA CCI Soil Moisture Over a Humid Region

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
With recent advances in satellite microwave soil moisture estimation, there is a demand for up-to-date validation of satellite soil moisture products. This article presents a sparse network validation over a humid region within the Laurentian Great Lakes
Xiaoyong Xu, Steven Frey
doaj   +2 more sources

Groundwater Storage Changes Using GRACE and ESA CCI Soil Moisture Products in Southern Victoria, Australia

open access: goldWater Resources Research
Groundwater depletion, driven by climate change and increasing extraction for irrigation, has increased the need for accurate monitoring. Traditional methods, such as in situ water table observations and pumping tests, are valuable for assessing ...
Taejun Park   +6 more
openalex   +2 more sources

Calibration of the ESA CCI-Combined Soil Moisture Products on the Qinghai-Tibet Plateau

open access: yesRemote Sensing, 2023
Soil moisture (SM) retrieved from satellite and spaceborn sensors provides useful parameters for earth system models (ESMs). The Climate Change Initiative (CCI) SM products released by the European Space Agency have been widely used in many humid/semi ...
Wenjun Yu, Yanzhong Li, Guimin Liu
doaj   +2 more sources

Spatial Downscaling of ESA CCI Soil Moisture Data Based on Deep Learning with an Attention Mechanism

open access: yesRemote Sensing
Soil moisture (SM) is a critical variable affecting ecosystem carbon and water cycles and their feedback to climate change. In this study, we proposed a convolutional neural network (CNN) model embedded with a residual block and attention module, named ...
Danwen Zhang, Linjun Lu, Jiahua Zhang
exaly   +3 more sources

Benchmarking CMIP5 models with a subset of ESA CCI Phase 2 data using the ESMValTool [PDF]

open access: yesRemote Sensing of Environment, 2017
The Coupled Model Intercomparison Project (CMIP) is now moving into its sixth phase and aims at a more routine evaluation of the models as soon as the model output is published to the Earth System Grid Federation (ESGF). To meet this goal the Earth System Model Evaluation Tool (ESMValTool), a community diagnostics and performance metrics tool for the ...
Axel Lauer   +2 more
exaly   +4 more sources

Comprehensive evaluation of satellite-based and reanalysis soil moisture products using in situ observations over China [PDF]

open access: yesHydrology and Earth System Sciences, 2021
Soil moisture (SM) plays a critical role in the water and energy cycles of the Earth system; consequently, a long-term SM product with high quality is urgently needed.
X. Ling   +17 more
doaj   +1 more source

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