Results 21 to 30 of about 356,118 (174)

Snow stratigraphic heterogeneity within ground-based passive microwave radiometer footprints: implications for emission modeling [PDF]

open access: yes, 2014
Two-dimensional measurements of snowpack properties (stratigraphic layering, density, grain size and temperature) were used as inputs to the multi-layer Helsinki University of Technology (HUT) microwave emission model at a centimeter-scale horizontal ...
Sandells, Melody   +7 more
core   +1 more source

Completion of the AMR-C Instrument for Sentinel-6

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
The advanced microwave radiometer-climate quality (AMR-C) is a part of the European Sentinel-6A/B series, a collaboration between ESA and NASA, of two Earth-observing satellites, which will be launched in 2020 and 2025. Compared to its predecessor,
Frank Maiwald   +12 more
doaj   +1 more source

Underlying Surface Remote Sensing by the Microwave Radiometer with High Measurement Rate

open access: yesMATEC Web of Conferences, 2016
The paper describes a new approach to microwave radiometer design. The approach implies simultaneous using both modified zero measurement method and multi-receiver technique.
Ubaichin Anton   +7 more
doaj   +1 more source

Maximizing Temporal Correlations in Long-Term Global Satellite Soil Moisture Data-Merging

open access: yesRemote Sensing, 2020
In this study, an existing combination approach that maximizes temporal correlations is used to combine six passive microwave satellite soil moisture products from 1998 to 2015 to assess its added value in long-term applications.
Daniel Fiifi Tawia Hagan   +9 more
doaj   +1 more source

Parametric Design of a Microwave Radiometer for Land Surface Temperature Retrieval from Moon-Based Earth Observation Platform

open access: yesRemote Sensing, 2020
Increasing attention is being paid to the monitoring of global change, and remote sensing is an important means for acquiring global observation data. Due to the limitations of the orbital altitude, technological level, observation platform stability and
Linan Yuan, Jingjuan Liao
doaj   +1 more source

Radio Frequency Interference Detection in Passive Microwave Remote Sensing Using One-Class Support Vector Machines

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Radio frequency interference (RFI) is a serious threat to the accurate estimation of critical geophysical parameters via passive microwave remote sensing and the presence of RFI in microwave radiometer measurements is increasing over time.
Imara Mohamed Nazar, Mustafa Aksoy
doaj   +1 more source

Toward the elimination of bias in satellite retrievals of skin sea surface temperature. 2: Comparison with in situ measurements [PDF]

open access: yes, 1999
We test a new scheme for retrieving skin sea surface temperatures (SSTs) from brightness temperatures observed by the satellite-borne along-track scanning radiometer (ATSR).
Merchant, C. J.   +5 more
core   +1 more source

Assessment of the total precipitable water from a sun photometer, microwave radiometer and radiosondes at a continental site in southeastern Europe [PDF]

open access: yesAtmospheric Measurement Techniques, 2019
In this study, we discuss the differences in the total precipitable water (TPW), retrieved from a Cimel sun photometer operating at a continental site in southeast Europe, between version 3 (V3) and version 2 (V2) of the AErosol RObotic NETwork (AERONET)
K. Fragkos   +8 more
doaj   +1 more source

Coupled land surface and radiative transfer models for the analysis of passive microwave satellite observations [PDF]

open access: yes, 2012
Soil moisture is one of the key variables controlling the water and energy exchanges between Earth’s surface and the atmosphere. Therefore, remote sensing based soil moisture information has potential applications in many disciplines.
Schlenz, Florian
core   +1 more source

Climate-Quality Calibration for Low Earth-Orbit Microwave Radiometry

open access: yesRemote Sensing, 2020
Improvements in radiometric calibration are needed to achieve the desired accuracy and stability of satellite-based microwave-radiometer observations intended for the production of climate data records.
Philip W. Rosenkranz   +2 more
doaj   +1 more source

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