Results 21 to 30 of about 745,558 (246)

The SARSense Campaign: Air- and Space-Borne C- and L-Band SAR for the Analysis of Soil and Plant Parameters in Agriculture

open access: yesRemote Sensing, 2021
With the upcoming L-band Synthetic Aperture Radar (SAR) satellite mission Radar Observing System for Europe L-band SAR (ROSE-L) and its integration into existing C-band satellite missions such as Sentinel-1, multi-frequency SAR observations with high ...
David Mengen   +22 more
doaj   +1 more source

Comparing C- and L-band SAR images for sea ice motion estimation [PDF]

open access: yesThe Cryosphere, 2015
Pairs of consecutive C-band synthetic-aperture radar (SAR) images are routinely used for sea ice motion estimation. The L-band radar has a fundamentally different character, as its longer wavelength penetrates deeper into sea ice.
J. Lehtiranta, S. Siiriä, J. Karvonen
doaj   +1 more source

Modified Zebra Optimization Algorithm via Design Operators for Modern Power System Planning Problem Solution

open access: yesIEEE Access
Transmission Expansion Planning (TEP) is a key aspect in securing the reliability and efficiency of current-day power systems when dealing with the growing energy needs and energy security.
Yunus Balci, Serhat Duman
doaj   +1 more source

Investigating Remote Work Trends in Post-COVID-19: A Twitter-Based Analysis

open access: yesIEEE Access
This study explores the evolving trends and public perceptions of remote work that have emerged in the aftermath of the COVID-19 pandemic, with a particular focus on identifying key themes and sentiments expressed on Twitter in 2022.
Adem Korkmaz   +3 more
doaj   +1 more source

Analysis of an antenna system design for a synthetic L- and P-band aperture radar

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
The article presents an analysis of options for designs of the antenna system for a synthetic aperture space radar (SAR), with acceptable performance characteristics in L- and P-bands.
O. V. Goryachkin, I. V. Maslov
doaj   +1 more source

DBLA-MobileNetV2: Real-Time Rice Leaf Disease Detection on Edge Devices With Dual-Branch Lightweight Attention

open access: yesIEEE Access
Rice cultivation, the foundation of global food security, is vulnerable to leaf diseases, which significantly reduce both yield and quality. Early and accurate detection is crucial for effective and sustainable disease management.
Mustafa Tasci
doaj   +1 more source

Estimating Gravimetric Water Content of a Winter Wheat Field from L-Band Vegetation Optical Depth

open access: yesRemote Sensing, 2019
A considerable amount of water is stored in vegetation, especially in regions with high precipitation rates. Knowledge of the vegetation water status is essential to monitor changes in ecosystem health and to assess the vegetation influence on the water ...
Thomas Meyer   +6 more
doaj   +1 more source

A Comprehensive Survey: Evaluating the Efficiency of Artificial Intelligence and Machine Learning Techniques on Cyber Security Solutions

open access: yesIEEE Access
Given the continually rising frequency of cyberattacks, the adoption of artificial intelligence methods, particularly Machine Learning (ML), Deep Learning (DL), and Reinforcement Learning (RL), has become essential in the realm of cybersecurity.
Merve Ozkan-Okay   +6 more
doaj   +1 more source

An L-Band Phased Array Radiometer for Sea Surface Salinity in Coastal Zones

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Sea surface salinity (SSS) in coastal zones with high temporal and spatial resolutions is also needed for scientific research and marine economy. However, one of the limitations of airborne L-band real-aperture microwave radiometers and synthesis ...
Hailiang Lu   +8 more
doaj   +1 more source

Improving Cell Image Segmentation by Using Isotropic Undecimated Wavelet Transform

open access: yesIEEE Access
Cell images play a vital role in biological research and medical diagnoses, as they provide valuable information about the structure and function of cells.
Murat Toptas, Buket Toptas, Davut Hanbay
doaj   +1 more source

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