WebJul 4, 2024 · Therefore a downscaling approach using the SMAP Sentinel-1 approach to derive soil moisture patterns at the 100 m scale is pursued in areas used for agriculture or covered by heathland, corresponding to approximately 2 / 3 of the study area. The SMAP Sentinel-1 downscaling approach involves the estimation of two parameters, β and Γ. WebJan 31, 2024 · Spatial Downscaling and Gap-Filling of SMAP Soil Moisture to High Resolution Using MODIS Surface Variables and Machine Learning Approaches over …
Downscaling of SMAP soil moisture using land …
WebOct 6, 2024 · This study compares the performances of four regression tree-based ML algorithms in SMAP SM downscaling over southwest France with various land cover types. Every algorithm generates a 1 km grid resolution downscaled SM product from 9 and 36 km scale, respectively. The validation is initially conducted through comparison to the original … WebFor instance, Zhao et al. (2024) and Im et al. (2016) used the random forest downscaling method and various MODIS surface variables and band information to downscale the coarse resolution microwave products SMAP and AMSR-E to 1 km [30,31]. phlegm green sore throat
GitHub - fangbin08/SMAP: SMAP soil moisture downscaling
WebAug 1, 2024 · While the coarse-resolution SMAP radiometer observations may be the state-of-the-art data product in terms of the best L-band radiometer antenna design and radio frequency interference mitigation strategy, downscaling to finer resolution will better meet SMAP data user requirements, triggering wide research interests within the SM remote ... Web14 0-10 cm soil layer at SMAP overpass times were extracted for building the downscaling model. 15 These variables are computed from the National Oceanic and Atmospheric Administration Noah 16 model, which is the land component of the National Centers for Environmental Prediction meso- WebDec 15, 2024 · The new version of baseline SMAP downscaling algorithm is utilized for this purpose. • The downscaled product is evaluated using the passive Australian L-band observations. • The impact of using C-band backscatter in place of L-band in downscaling is investigated. Keywords Brightness temperature Backscatter SMAP Sentinel-1A SMAPEx … tst semiconductor株式会社