Xiaoguang Jiang
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View article: A Sentinel-1 SAR-based global 1-km resolution soil moisture data product: Algorithm and preliminary assessment
A Sentinel-1 SAR-based global 1-km resolution soil moisture data product: Algorithm and preliminary assessment Open
High spatial resolution of satellite-based soil moisture (SM) data are essential for hydrological, meteorological, ecological, and agricultural studies. Especially, for watershed hydrological simulation and crop water stress analysis, 1-km…
View article: An extended SW-TES algorithm for land surface temperature and emissivity retrieval from ECOSTRESS thermal infrared data over urban areas
An extended SW-TES algorithm for land surface temperature and emissivity retrieval from ECOSTRESS thermal infrared data over urban areas Open
View article: A physical method for downscaling land surface temperatures using surface energy balance theory
A physical method for downscaling land surface temperatures using surface energy balance theory Open
View article: Soil Moisture Retrieval From Sentinel-1 Time-Series Data Over Croplands of Northeastern Thailand
Soil Moisture Retrieval From Sentinel-1 Time-Series Data Over Croplands of Northeastern Thailand Open
In this letter, we propose a dual-temporal dual-channel (DTDC) algorithm for soil moisture retrieval by using time-series observations from the Sentinel-1 C-band synthetic aperture radar. This algorithm utilizes the ancillary information o…
View article: Evapotranspiration estimation with MODIS land surface temperature after correction of the angle effect with two MODIS BRDF related products
Evapotranspiration estimation with MODIS land surface temperature after correction of the angle effect with two MODIS BRDF related products Open
<p>Land surface temperature (LST) from remote sensing has been widely used to estimate regional and local scale evapotranspiration (ET). However, remotely sensed LST viewed by the same sensor from different angles would lead to diffe…
View article: Spatiotemporal Analysis of Vegetation Changes Along the Belt and Road Initiative Region From 1982 to 2015
Spatiotemporal Analysis of Vegetation Changes Along the Belt and Road Initiative Region From 1982 to 2015 Open
As a key ecological zone of terrestrial ecosystem, the Belt and Road Initiative (BRI) region has experienced a significant change of vegetation coverage in recent years. Using the GIMMS NDVI3g, this study investigated the patterns of spati…
View article: A Temporal Disaggregation Approach for TRMM Monthly Precipitation Products Using AMSR2 Soil Moisture Data
A Temporal Disaggregation Approach for TRMM Monthly Precipitation Products Using AMSR2 Soil Moisture Data Open
Accurate and spatially-distributed precipitation information is vital to the study of the regional hydrological cycle and water resources, as well as for environmental management. To provide high spatio-temporal resolution precipitation es…
View article: Temporal and Spatial Change Monitoring of Drought Grade Based on ERA5 Analysis Data and BFAST Method in the Belt and Road Area during 1989–2017
Temporal and Spatial Change Monitoring of Drought Grade Based on ERA5 Analysis Data and BFAST Method in the Belt and Road Area during 1989–2017 Open
Drought is a worldwide natural disaster with a wide range of influences and a long duration, which has a huge impact on the agricultural production activities and social economy of local residents. The Belt and Road Initiative has always r…
View article: Estimation of Soil Evaporation and Vegetation Transpiration Using Two Trapezoidal Models From MODIS Data
Estimation of Soil Evaporation and Vegetation Transpiration Using Two Trapezoidal Models From MODIS Data Open
Soil evaporation ( ET s ) and vegetation transpiration ( ET v ) are essential in evaporative demand analyses and agricultural applications. This study estimated ET s and ET v using two trapezoidal models, that is, the conventional trapezoi…
View article: Effect of Cloud Cover on Temporal Upscaling of Instantaneous Evapotranspiration
Effect of Cloud Cover on Temporal Upscaling of Instantaneous Evapotranspiration Open
International audience
View article: Land surface temperature retrieval from AMSR-E passive microwave data
Land surface temperature retrieval from AMSR-E passive microwave data Open
The land surface temperature (LST) is a key parameter for energy balance, evapotranspiration and climate change. In this study, two new methods of LST retrieval from passive microwave data are developed: one is deriving LST only using sing…
View article: Remote Sensing of Spatiotemporal Changes in Wetland Geomorphology Based on Type 2 Fuzzy Sets: A Case Study of Beidagang Wetland from 1975 to 2015
Remote Sensing of Spatiotemporal Changes in Wetland Geomorphology Based on Type 2 Fuzzy Sets: A Case Study of Beidagang Wetland from 1975 to 2015 Open
Few studies have considered the spatiotemporal changes in wetland land cover based on type 2 fuzzy sets using long-term series of remotely sensed data. This paper presents an improved interval type 2 fuzzy c-means (IT2FCM*) approach to ana…
View article: Land Surface Temperature and Emissivity Separation from Cross-Track Infrared Sounder Data with Atmospheric Reanalysis Data and ISSTES Algorithm
Land Surface Temperature and Emissivity Separation from Cross-Track Infrared Sounder Data with Atmospheric Reanalysis Data and ISSTES Algorithm Open
The Cross-track Infrared Sounder (CrIS) is one of the most advanced hyperspectral instruments and has been used for various atmospheric applications such as atmospheric retrievals and weather forecast modeling. However, because of the spec…
View article: Calculating the Marine Gravity Anomaly of the South China Sea based on the Inverse Stokes Formula
Calculating the Marine Gravity Anomaly of the South China Sea based on the Inverse Stokes Formula Open
Marine gravity field information has a great significance for the resource, environment and military affairs. As a new way to get marine gravity data, the satellite altimetry technique makes up for what ship measuring means lack. The paper…
View article: Implementing the CRS beam prestack depth migration with double-smearing operator within the unified Kichhoff imaging theory
Implementing the CRS beam prestack depth migration with double-smearing operator within the unified Kichhoff imaging theory Open
The unified Kirchhoff imaging theory provides an essential theoretical foundation for understanding any Kirchhoff-type imaging methods. The local kinematic attributes are important information regarding a local coherently event in seismic …
View article: A Novel Simplified Algorithm for Bare Surface Soil Moisture Retrieval Using L-Band Radiometer
A Novel Simplified Algorithm for Bare Surface Soil Moisture Retrieval Using L-Band Radiometer Open
Soil moisture plays an important role in understanding climate change and hydrology, and L-band passive microwave radiometers have been verified as effective tools for monitoring soil moisture. This paper proposes a novel, simplified algor…
View article: A Study of Coal Fire Propagation with Remotely Sensed Thermal Infrared Data
A Study of Coal Fire Propagation with Remotely Sensed Thermal Infrared Data Open
Coal fires are a common and serious problem in most coal-bearing countries. Thus, it is very important to monitor changes in coal fires. Remote sensing provides a useful technique for investigating coal fields at a large scale and for dete…
View article: Study of Aerosol Influence on Nighttime Land Surface Temperature Retrieval Based on Two Methods
Study of Aerosol Influence on Nighttime Land Surface Temperature Retrieval Based on Two Methods Open
The aim of this study is to evaluate the aerosol influence on LST retrieval with two algorithms (split-window (SW) method and a four-channel based method) using simulated data under typical conditions. The results show that the root mean s…