Results 11 to 20 of about 22,351,191 (312)

Real-time N-finder processing algorithms for hyperspectral imagery [PDF]

open access: yes, 2014
N-finder algorithm (N-FINDR) is probably one of most popular and widely used algorithms for endmember extraction in hyperspectral imagery. When it comes to practical implementation, four major obstacles need to be overcome.
Chen, H.M., Chang, C.I., Wu, C.C.
core   +1 more source

Advancements in Spaceborne Synthetic Aperture Radar Imaging with System-on-Chip Architecture and System Fault-Tolerant Technology

open access: yesRemote Sensing, 2023
With the continuous development of satellite payload and system-on-chip (SoC) technology, spaceborne real-time synthetic aperture radar (SAR) imaging systems play a crucial role in various defense and civilian domains, including Earth remote sensing ...
Yu Xie, Yizhuang Xie, Bingyi Li, He Chen
doaj   +1 more source

Dynamic partial reconfiguration scheme for fault-tolerant FFT processor based on FPGA

open access: yesThe Journal of Engineering, 2019
The fast Fourier transform FFT processor is an important part of the space real-time signal processing system based on field programmable gate array (FPGA).
Xin Wei, Yi Z Xie, Yu Xie, He Chen
doaj   +1 more source

Algorithm–Hardware Co-Optimization and Deployment Method for Field-Programmable Gate-Array-Based Convolutional Neural Network Remote Sensing Image Processing

open access: yesRemote Sensing, 2023
In recent years, convolutional neural networks (CNNs) have gained widespread adoption in remote sensing image processing. Deploying CNN-based algorithms on satellite edge devices can alleviate the strain on data downlinks. However, CNN algorithms present
Shuo Ni, Xin Wei, Ning Zhang, He Chen
doaj   +1 more source

Real-time camera motion tracking in planar view scenarios [PDF]

open access: yes, 2016
We propose a novel method for real-time camera motion tracking in planar view scenarios. This method relies on the geometry of a tripod, an initial estimation of camera pose for the first video frame and a primitive tracking procedure.
Gomez, L   +6 more
core   +1 more source

Multi-Temporal SamplePair Generation for Building Change Detection Promotion in Optical Remote Sensing Domain Based on Generative Adversarial Network

open access: yesRemote Sensing, 2023
Change detection is a critical task in remote sensing Earth observation for identifying changes in the Earth’s surface in multi-temporal image pairs. However, due to the time-consuming nature of image collection, labor-intensive pixel-level labeling with
Yute Li   +4 more
doaj   +1 more source

Real time plasma disruptions detection in JET implemented with the ITMS platform using FPGA based IDAQ [PDF]

open access: yes, 2010
The use of FPGAs in data acquisition cards for processing purposes allows an efficient real time pattern recognition algorithm implementation. Using 13 JETs database waveforms an algorithm for detecting incoming plasma disruptions has been implemented ...
Arcas Castro, Guillermo de   +22 more
core   +1 more source

Monopulse SAR angle measurement based on total variation and monotonic iterative algorithm

open access: yesThe Journal of Engineering, 2019
Synthetic aperture radar (SAR) monopulse angle measurement is an adequate method of target angle measurement in low signal-to-clutter and noise ratio.
Bingtao Hu, Feng Li
doaj   +1 more source

A Real-time Service Oriented Infrastructure [PDF]

open access: yes, 2010
The advancements in distributed computing have driven the emergence of service-based infrastructures that allow for on-demand provision of ICT assets. Taking into consideration the complexity of distributed environments, significant challenges exist in ...
Michael Boniface   +26 more
core   +1 more source

A Modified Three-Stage Inversion Algorithm Based on R-RVoG Model for Pol-InSAR Data

open access: yesRemote Sensing, 2016
In this paper, a modified two-layer scattering model is applied to a three-stage algorithm for high-precision retrieval of forest parameters from Polarimetric Synthetic Aperture Radar Interferometry (Pol-InSAR) data. Traditional Random-Volume-over-Ground
Qi Zhang   +4 more
doaj   +1 more source

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