Results 91 to 100 of about 5,325,765 (204)

Soil Moisture Active Passive (SMAP) Mission Level 4 Carbon (L4_C) Product Specification Document [PDF]

, 2015
This is the Product Specification Document (PSD) for Level 4 Surface and Root Zone Soil Moisture (L4_SM) data for the Science Data System (SDS) of the Soil Moisture Active Passive (SMAP) project.
Lucchesi, Robert A., Smith, Edmond B., Reichle, Rolf H., Kimball, John S., Jones, Lucas, Ardizzone, Joseph V., Weiss, Barry H., Glassy, Joe, Kim, Gi-Kong   +8 more
core  

Characterization of Rape Field Microwave Emission and Implications to Surface Soil Moisture Retrievals [PDF]

, 2012
In the course of Soil Moisture and Ocean Salinity (SMOS) mission calibration and validation activities, a ground based L-band radiometer ELBARA II was situated at the test site Puch in Southern Germany in the Upper Danube Catchment.
Mauser, Wolfram, Marzahn, P., Florian Schlenz, Mauser, W., Schlenz, Florian, Joachim Fallmann, Fallmann, Joachim, Wolfram Mauser, Fallmann, J., Löw, Alexander, Philip Marzahn, Loew, A., Schlenz, F., Marzahn, Philip, Alexander Loew   +14 more
core   +1 more source

Soil Moisture Active Passive (SMAP) Mission Level 4 Surface and Root Zone Soil Moisture (L4_SM) Product Specification Document [PDF]

, 2015
This is the Product Specification Document (PSD) for Level 4 Surface and Root Zone Soil Moisture (L4_SM) data for the Science Data System (SDS) of the Soil Moisture Active Passive (SMAP) project.
Lucchesi, Robert A., Smith, Edmond B., Reichle, Rolf H., Ardizzone, Joseph V., Weiss, Barry H., Kim, Gi-Kong   +5 more
core  

The Evaluation of SMAP Enhanced Soil Moisture Products Using High-Resolution Model Simulations and In-Situ Observations on the Tibetan Plateau

Remote Sensing, 2018
The Soil Moisture Active Passive (SMAP) mission was designed to provide a global mapping of soil moisture (SM) measured by L-band passive and active microwave sensors.
Chengwei Li, Hui Lu, Kun Yang, Menglei Han, Jonathon S. Wright, Yingying Chen, Le Yu, Shiming Xu, Xiaomeng Huang, Wei Gong   +9 more
doaj   +1 more source

Citizen Science Sensor Development - SMAP | Soil Moisture Active Passive [PDF]

, 2016
“Detailed monitoring of soil moisture provides a view of how our whole Earth system works.” The Soil Moisture Active Passive (SMAP) satellite mission was launched in January 2015; its main purpose is to acquire global measurements of soil moisture.
Hovhannesian, Hagop
core  

Assessment of Version 4 of the SMAP Passive Soil Moisture [PDF]

, 2017
NASAs Soil Moisture Active Passive (SMAP) mission launched on January 31, 2015 into a sun-synchronous 6 am6 pm orbit with an objective to produce global mapping of high-resolution soil moisture and freeze-thaw state every 2-3 days.
Zreda, M., Rowlandson, T., Palecki, E., Calvet, J.C., Bosch, David, Walker, Jeffrey, Prueger, J.H., Chaubell, J., Uldall, F., Piepmeijer, J., Martinez-Fernandez, J., van der Velde, R., Kerr, Y.H., Dunbar, A., Cosh, M., Pacheco, T., Starks, P.J., Asanuma, J., Caldwell, T., Bindlish, R., McNairn, H., Entekhabi, D., Thibeault, M., Holifield Collins, Chandra D., Wu, X., Berg, A., Colliander, A., O'Neill, Peggy, Crow, C., Su, Z.; id_orcid, Chen, F., Lopez-Beaza, E., Small, E., Seyfried, M., Jackson, T., Yeuh, S., Chan, S., Gonzalez-Zamora, A.   +37 more
core   +1 more source

Comprehensive Analysis of CYGNSS GNSS-R Data for Enhanced Soil Moisture Retrieval

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Soil moisture, an essential climate variable, is traditionally retrieved on large scales using passive or active microwave sensors, with temporal resolution of 2–3 days and no less than 6 days, respectively.
Paulo Setti, Sajad Tabibi
doaj   +1 more source

NIR-Red Spectra-Based Disaggregation of SMAP Soil Moisture to 250 m Resolution Based on SMAPEx-4/5 in Southeastern Australia

Remote Sensing, 2017
To meet the demand of regional hydrological and agricultural applications, a new method named near infrared-red (NIR-red) spectra-based disaggregation (NRSD) was proposed to perform a disaggregation of Soil Moisture Active Passive (SMAP) products from 36
Nengcheng Chen, Yuqi He, Xiang Zhang
doaj   +1 more source

Spacecraft Environmental Testing SMAP (Soil, Moisture, Active, Passive)

, 2014
Testing a complete full up spacecraft to verify it will survive the environment, in which it will be exposed to during its mission, is a formidable task in itself.
Fields, Keith
core  

Parameter Sensitivity in LSMs: An Analysis Using Stochastic Soil Moisture Models and ELDAS Soil Parameters [PDF]

, 2009
Integration of simulated and observed states through data assimilation as well as model evaluation requires a realistic representation of soil moisture in land surface models (LSMs).
Hurk, B., van den, Seneviratne, S.I., Uijlenhoet, R., Teuling, A.J.   +3 more
core   +1 more source