Atmospheric Humidity Estimation From Wind Profiler Radar Using a Cascaded Machine Learning Approach

A method for estimating atmospheric relative humidity using wind profiler radar and a “cascaded” machine learning algorithm is introduced. Unlike existing methods in the literature, the proposed approach uses only I/Q or moment data from the profiler radar to generate an interm...

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Main Authors: Anas Amaireh, Yan Zhang, P. W. Chan
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10173525/
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author Anas Amaireh
Yan Zhang
P. W. Chan
author_facet Anas Amaireh
Yan Zhang
P. W. Chan
author_sort Anas Amaireh
collection DOAJ
description A method for estimating atmospheric relative humidity using wind profiler radar and a “cascaded” machine learning algorithm is introduced. Unlike existing methods in the literature, the proposed approach uses only I/Q or moment data from the profiler radar to generate an intermediate pressure profile, which serves as training data for humidity estimations without requiring temperature as an input feature. The study examines the potential of various machine learning algorithms and evaluates their performance using field data collected by the Hong Kong Observatory between January and June 2021. Importantly, this is the first time a cascading machine-learning solution has been successfully applied to the humidity estimation problem, resulting in a simplified model with reduced complexity and fewer required features.
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spelling doaj.art-324a03bfcf114a2ba3a370c48b16ec0b2023-07-20T23:00:18ZengIEEEIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing2151-15352023-01-01166352637110.1109/JSTARS.2023.329235110173525Atmospheric Humidity Estimation From Wind Profiler Radar Using a Cascaded Machine Learning ApproachAnas Amaireh0https://orcid.org/0000-0002-2721-4872Yan Zhang1https://orcid.org/0000-0002-3533-3484P. W. Chan2School of Electrical and Computer Engineering and Advanced Radar Research Center, University of Oklahoma, Norman, OK, USASchool of Electrical and Computer Engineering and Advanced Radar Research Center, University of Oklahoma, Norman, OK, USAHong Kong Observatory, Kowloon, Hong KongA method for estimating atmospheric relative humidity using wind profiler radar and a “cascaded” machine learning algorithm is introduced. Unlike existing methods in the literature, the proposed approach uses only I/Q or moment data from the profiler radar to generate an intermediate pressure profile, which serves as training data for humidity estimations without requiring temperature as an input feature. The study examines the potential of various machine learning algorithms and evaluates their performance using field data collected by the Hong Kong Observatory between January and June 2021. Importantly, this is the first time a cascading machine-learning solution has been successfully applied to the humidity estimation problem, resulting in a simplified model with reduced complexity and fewer required features.https://ieeexplore.ieee.org/document/10173525/Decision treeensemble treemachine learning (ML)neural network (NN)profiler radarrelative humidity (RH)
spellingShingle Anas Amaireh
Yan Zhang
P. W. Chan
Atmospheric Humidity Estimation From Wind Profiler Radar Using a Cascaded Machine Learning Approach
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Decision tree
ensemble tree
machine learning (ML)
neural network (NN)
profiler radar
relative humidity (RH)
title Atmospheric Humidity Estimation From Wind Profiler Radar Using a Cascaded Machine Learning Approach
title_full Atmospheric Humidity Estimation From Wind Profiler Radar Using a Cascaded Machine Learning Approach
title_fullStr Atmospheric Humidity Estimation From Wind Profiler Radar Using a Cascaded Machine Learning Approach
title_full_unstemmed Atmospheric Humidity Estimation From Wind Profiler Radar Using a Cascaded Machine Learning Approach
title_short Atmospheric Humidity Estimation From Wind Profiler Radar Using a Cascaded Machine Learning Approach
title_sort atmospheric humidity estimation from wind profiler radar using a cascaded machine learning approach
topic Decision tree
ensemble tree
machine learning (ML)
neural network (NN)
profiler radar
relative humidity (RH)
url https://ieeexplore.ieee.org/document/10173525/
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AT yanzhang atmospherichumidityestimationfromwindprofilerradarusingacascadedmachinelearningapproach
AT pwchan atmospherichumidityestimationfromwindprofilerradarusingacascadedmachinelearningapproach