Results 31 to 40 of about 41,752 (176)

Downscaling MODIS spectral bands using deep learning

open access: yesGIScience & Remote Sensing, 2021
MODIS sensors are widely used in a broad range of environmental studies, many of which involve joint analysis of multiple MODIS spectral bands acquired at disparate spatial resolutions.
Rohit Mukherjee, Desheng Liu
doaj   +1 more source

Spatial Downscaling of NPP-VIIRS Nighttime Light Data Using Multiscale Geographically Weighted Regression and Multi-Source Variables

open access: yesRemote Sensing, 2022
Remote sensing images of nighttime lights (NTL) were successfully used at global and regional scales for various applications, including studies on population, politics, economics, and environmental protection.
Shangqin Liu   +7 more
doaj   +1 more source

Spatial Evaluation of Soil Moisture (SM), Land Surface Temperature (LST), and LST-Derived SM Indexes Dynamics during SMAPVEX12

open access: yesSensors, 2019
Downscaling microwave soil moisture (SM) with optical/thermal remote sensing data has considerable application potential. Spatial correlations between SM and land surface temperature (LST) or LST-derived SM indexes (SMIs) are vital to the current optical/
Hao Sun, Baichi Zhou, Hongxing Liu
doaj   +1 more source

Spatial Downscaling of MODIS Land Surface Temperature Based on Geographically Weighted Autoregressive Model

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
Land surface temperature (LST) is a key parameter in numerous thermal environmental studies. Due to technical constraints, satellite thermal sensors are unable to supply thermal infrared images with simultaneous high spatial and temporal resolution.
Shumin Wang, Xiaobo Luo, Yidong Peng
doaj   +1 more source

Downscaling Land Surface Temperature Based on Non-Linear Geographically Weighted Regressive Model over Urban Areas

open access: yesRemote Sensing, 2021
Land surface temperature (LST) is a vital physical parameter in geoscience research and plays a prominent role in surface and atmosphere interaction. Due to technical restrictions, the spatiotemporal resolution of satellite remote sensing LST data is ...
Shumin Wang   +6 more
doaj   +1 more source

Exploring the combined use of SMAP and Sentinel-1 data for downscaling soil moisture beyond the 1 km scale [PDF]

open access: yesHydrology and Earth System Sciences, 2022
Soil moisture estimates at high spatial and temporal resolution are of great value for optimizing water and agricultural management. To fill the gap between local ground observations and coarse spatial resolution remote sensing products, we use Soil ...
R. Meyer   +9 more
doaj   +1 more source

Downscaling landsat land surface temperature over the urban area of Florence [PDF]

open access: yes, 2016
A new downscaling algorithm for land surface temperature (LST) images retrieved from Landsat Thematic Mapper (TM) was developed over the city of Florence and the results assessed against a high-resolution aerial image.
ANNIBALLE, ROBERTA   +3 more
core   +1 more source

Estimation of Spatially Detailed Electricity Demands Using Spatial Statistical Downscaling Techniques

open access: yesEnergy Procedia, 2015
AbstractAlthough city scale aggregate electricity demands are usually estimated by multiplying intensity data by floor space, in Japan there are few available sources for municipality level building stock (floor space) data. Hence in this study, we attempt to create municipality level building stock data using the techniques of spatial statistical ...
Murakami, Daisuke   +2 more
openaire   +1 more source

Impact of day/night time land surface temperature in soil moisture disaggregation algorithms [PDF]

open access: yes, 2016
Since its launch in 2009, the ESA’s SMOS mission is providing global soil moisture (SM) maps at ~40 km, using the first L-band microwave radiometer on space.
Camps Carmona, Adriano José   +5 more
core   +2 more sources

A comparison of stochastic models for spatial rainfall downscaling [PDF]

open access: yesWater Resources Research, 2003
We explore the performance of three types of stochastic models used for spatial rainfall downscaling and assess their ability to reproduce the statistics of precipitation fields observed during the GATE radar experiment. We consider a bounded multifractal cascade, an autoregressive linear process passed through a nonlinear static filter (sometimes ...
FERRARIS, LUCA   +3 more
openaire   +3 more sources

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