Results 81 to 90 of about 2,689 (195)

Mapping of Acoustic Noise and Microwave Radiation

open access: yesCybernetics and Information Technologies, 2016
Passive sensor systems are attractive for monitoring due to the absence of probing emissions. Two passive systems: an acoustic camera, manufactured by Brüel & Kjær (Sound and Vibration Measurement A/S) and a microwave radiometer are considered in the ...
Kudriashov Volodymyr V.   +4 more
doaj   +1 more source

Spectral Outgoing Longwave Radiation Derived From the Polar Radiant Energy in the Far Infrared Experiment (PREFIRE) Measurements: Algorithms and Validations

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 4, 28 February 2026.
Abstract The far‐infrared (>16 μm) spectrum plays a crucial role in Earth's radiation budget but was rarely observed from space before 2024. Two Polar Radiant Energy in the Far Infrared Experiment (PREFIRE) satellites, PREFIRE2 (SAT‐2) and PREFIRE1 (SAT‐1), were launched in 2024.
Xiuhong Chen   +9 more
wiley   +1 more source

An Evaluation of the Applicability of a Microwave Radiometer Under Different Weather Conditions at the Southern Edge of the Taklimakan Desert

open access: yesRemote Sensing
As an important means to monitor atmospheric vertical temperature and humidity, the ground-based microwave radiometer has been widely used in environmental monitoring, climate prediction, and other fields, but its application in desert areas is ...
Jiawei Guo   +13 more
doaj   +1 more source

Microwave-Photonic Radiometer for Atmospheric Sensing

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
For many years, microwave radiometers (MWRs) have contributed to the accuracy of atmospheric models, which are used for weather forecasting and climate-change monitoring.
Hannah I. Sinigaglio   +2 more
doaj   +1 more source

One-Point Calibration for Soil Moisture Active/Passive (SMAP) L-Band Microwave Radiometer

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The SMAP microwave radiometer's antenna temperature (TA) is computed from the radiometer outputs using a conventional two-point calibration method.
Jinzheng Peng   +4 more
doaj   +1 more source

Integrated Water Vapor Estimation During Clear Skies Using a Ground-Based Infrared Radiometer and the Light Gradient Boosting Machine Method

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
New algorithms of retrieving atmospheric integrated water vapor (IWV) under clear-sky conditions for the infrared radiometer using linear regression, quadratic regression (QR), and light gradient boosting machine (LightGBM) methods are developed in this ...
Wenyue Wang   +3 more
doaj   +1 more source

Ground-Based Microwave Radiometer Calibration: an Overview

open access: yesJournal of Aerospace Technology and Management, 2018
This paper intends to briefly present some basic concepts on the microwave radiometry and radiometer calibration research in remote sensing applications and demonstrate results and analysis of the cryogenic calibration of a microwave ground-based ...
Marcelo Miacci, Carlos Frederico Angelis
doaj  

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