Results 91 to 100 of about 437 (189)

Разработка программного приложения для расчета технических характеристик бортового радиолокационного комплекса для мониторинга земной поверхности и океанов [PDF]

open access: yes, 2021
Целью работы является разработка web-приложения под рабочим названием "Расчет характеристик БРЛК" для расчета основных характеристик бортового радиолокатора с синтезированной апертурой, позволяющего быстро производить множественные, трудоемкие расчеты ...
Леонтьева, Светлана Андреевна
core  

Upscaling Land Surface Fluxes Through Hyper Resolution Remote Sensing in Space, Time, and the Spectrum

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 129, Issue 10, October 2024.
Abstract Numerous efforts to measure land surface fluxes, from leaf to canopy scales, have significantly advanced the field of biogeoscience. However, upscaling these estimates to larger spatial and temporal scales remains a challenge. Recent advancements in remote sensing provide new opportunities to bridge these gaps in upscaling efforts.
Youngryel Ryu
wiley   +1 more source

Receivers Gather Data for Climate, Weather Prediction [PDF]

open access: yes
Signals from global positioning system (GPS) satellites are now being used for more than just location and navigation information. By looking at the radio waves from GPS satellites, a technology developed at NASA s Jet Propulsion Laboratory (JPL) not ...

core   +1 more source

A markovian approach to unsupervised change detection with multiresolution and multimodality SAR data [PDF]

open access: yes, 2018
In the framework of synthetic aperture radar (SAR) systems, current satellite missions make it possible to acquire images at very high and multiple spatial resolutions with short revisit times. This scenario conveys a remarkable potential in applications
Moser, Gabriele   +2 more
core   +1 more source

Global Observations of Geomagnetically Induced Currents Caused by an Extremely Intense Density Pulse During a Coronal Mass Ejection

open access: yesSpace Weather, Volume 22, Issue 10, October 2024.
Abstract A variety of magnetosphere‐ionosphere current systems and waves have been linked to geomagnetic disturbance (GMD) and geomagnetically induced currents (GIC). However, since many location‐specific factors control GMD and GIC intensity, it is often unclear what mechanisms generate the largest GMD and GIC in different locations.
Terry Z. Liu   +18 more
wiley   +1 more source

Quality Assessment of Ionosphere-Corrected Bending Angles from Multi-GNSS Radio Occultation Missions

open access: yesRemote Sensing
This study evaluates the quality of ionosphere-corrected bending angle products from 12 satellite radio occultation (RO) missions, with data provided by the ROM SAF and CDAAC data centers.
Jinying Ye, Ying Li, Xingliang Huo
doaj   +1 more source

Doppler Frequency Estimation of Point Targets in the Single-Channel SAR Image by Linear Least Squares

open access: yesRemote Sensing, 2018
This paper presents a method and results for the estimation of residual Doppler frequency, and consequently the range velocity component of point targets in single-channel synthetic aperture radar (SAR) focused single-look complex (SLC) data. It is still
Joong-Sun Won
doaj   +1 more source

Method of reversive zero-tree coding [PDF]

open access: yes, 2019
Предложен метод эффективного кодирования цифровых изображений на основе реверсивного кодирования нуль-деревьев битовых плоскостей. Он обладает низкой вычислительной сложностью и высокой степенью параллелизма.
Navitski, V. V.   +3 more
core  

2008 Exhibitors [PDF]

open access: yes, 2008
Listings and Descriptions of 2008 Small Satellite Conference ...
Waymer, Deja J
core   +1 more source

Performance Analysis of Refocusing Algorithms for KOMPSAT-5 Images

open access: yesThe Journal of Korean Institute of Electromagnetic Engineering and Science, 2022
Seung-Jae Lee, Sun-Gu Lee
openaire   +1 more source

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