Results 271 to 280 of about 194,746 (328)

SNR Enhancement for Comparator-Based Ultra-Low-Sampling Φ-OTDR System Using Compressed Sensing. [PDF]

open access: yesSensors (Basel)
Xiao Z   +8 more
europepmc   +1 more source

Fast and accessible morphology-free functional fluorescence imaging analysis

open access: yes
Berlanga AE   +8 more
europepmc   +1 more source

Distributed compressed sensing for despeckling of SAR images

Digital Signal Processing, 2018
Abstract Speckle noise is one of the critical disturbances that present in the radar imagery. This noise degrades the quality of synthetic aperture radar (SAR) images and needs to be reduced before using SAR images. This paper investigates a novel method for despeckling of SAR images in the distributed compressed sensing (DCS) framework.
Ahmad Shafiei   +2 more
semanticscholar   +3 more sources

Research on Distributed Compressed Sensing With Dynamic Block Sparsity for Underwater Acoustic Channel Estimation

IEEE Internet of Things Journal, 2023
Channel estimation plays a crucial role in Internet of Underwater Things networks. Traditional channel estimation algorithms have limited performance improvement under the block-sparsity underwater acoustic channel, and the distributed compressed sensing
Yuehai Zhou   +3 more
semanticscholar   +1 more source

Enabling Communication-Efficient Federated Learning via Distributed Compressed Sensing

IEEE Conference on Computer Communications, 2023
Federated learning (FL) trains a shared global model by periodically aggregating gradients from local devices. Communication overhead becomes a principal bottleneck in FL since participating devices usually suffer from limited bandwidth and unreliable ...
Yixuan Guan   +3 more
semanticscholar   +1 more source

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