Results 31 to 40 of about 172,512 (354)

Doppler Spectrum Estimation by Ramanujan Fourier Transforms [PDF]

open access: yes, 2009
The Doppler spectrum estimation of a weather radar signal in a classic way can be made by two methods, temporal one based in the autocorrelation of the successful signals, whereas the other one uses the estimation of the power spectral density PSD by ...
Bensebti, Messaoud, Lagha, Mohand
core   +4 more sources

Surveillance Camera-Based Deep Learning Framework for High-Resolution Near Surface Precipitation Type Observation [PDF]

open access: yesAtmospheric Measurement Techniques
Urban surveillance cameras offer a valuable resource for high spatiotemporal resolution observations of near surface precipitation type (SPT), with significant implications for sectors such as transportation, agriculture, and meteorology.
X. Wang   +10 more
doaj   +1 more source

Accuracy of Weather Radar Products for Rainfall Estimation in North Sumatra Region

open access: yesPrisma Sains: Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram, 2023
The weather radar is a remote sensing-based observation tool that identifies and records rainfall. Remote sensing is a technology that determines atmospheric conditions, measures rainfall, and performs other functions.
Yolanda Mutiara Tondang   +3 more
doaj   +1 more source

Sense and Avoid Airborne Radar Implementations on a Low-Cost Weather Radar Platform

open access: yesAerospace, 2017
Traditionally, multi-mission applications in airborne radar are implemented through very expensive phased array architectures. The emerging applications from civilian surveillance, on the other hand, prefer low-cost and low-SWaP (space, weight and power)
Ramesh Nepal, Yan Zhang, William Blake
doaj   +1 more source

Echo simulation of non‐spherical ice crystal particles for airborne weather radar

open access: yesIET Radar, Sonar & Navigation, 2023
Aircrafts encounter ice crystal particles during flight, which can easily cause engines icing or even damage, so the detection of ice crystal particles for airborne weather radar is very important.
Hai Li, Kaihong Feng, Minghe Guo
doaj   +1 more source

Thunderstorm identification algorithm research based on simulated airborne weather radar reflectivity data

open access: yesEURASIP Journal on Wireless Communications and Networking, 2020
In the past few decades, radar reflectivity data have been widely used in thunderstorm identification research. Many thunderstorm identification algorithms for ground-based weather radar have been developed.
Xu Wang   +6 more
doaj   +1 more source

IMPLEMENTATION OF GABELLA METHOD AND RANDOM FOREST FOR GROUND CLUTTER DETECTION IN PADANG WEATHER RADAR DATA

open access: yesSpektra: Jurnal Fisika dan Aplikasinya, 2023
Weather radar is an active remote sensing instrument for various hydrological and meteorological applications. One advantage of weather radar is its ability to detect rainfall in space and time with high spatial resolution.
Wildan Nurahman   +2 more
doaj   +1 more source

Weather Radar Data Compression Based on Spatial and Temporal Prediction

open access: yesAtmosphere, 2018
The transmission and storage of weather radar products will be an important problem for future weather radar applications. The aim of this work is to provide a solution for real-time transmission of weather radar data and efficient data storage.
Qiangyu Zeng   +3 more
doaj   +1 more source

Improving the Completion of Weather Radar Missing Data with Deep Learning

open access: yesRemote Sensing, 2023
Weather radars commonly suffer from the data-missing problem that limits their data quality and applications. Traditional methods for the completion of weather radar missing data, which are based on radar physics and statistics, have shown defects in ...
Aofan Gong, Haonan Chen, Guangheng Ni
doaj   +1 more source

Technical Note: An open source library for processing weather radar data (wradlib) [PDF]

open access: yesHydrology and Earth System Sciences, 2013
The potential of weather radar observations for hydrological and meteorological research and applications is undisputed, particularly with increasing world-wide radar coverage. However, several barriers impede the use of weather radar data.
T. Pfaff, S. Jacobi, M. Heistermann
doaj   +1 more source

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