Results 51 to 60 of about 3,276,837 (200)

Multi-Channel Deep Networks for Block-Based Image Compressive Sensing [PDF]

IEEE transactions on multimedia, 2019
Incorporating deep neural networks in image compressive sensing (CS) receives intensive attentions in multimedia technology and applications recently.
Siwang Zhou, Yan He, Yonghe Liu, Chengqing Li, Jianming Zhang   +4 more
semanticscholar   +1 more source

Wideband Spectrum Sensing: A Bayesian Compressive Sensing Approach

Sensors, 2018
Sensing the wideband spectrum is an important process for next-generation wireless communication systems. Spectrum sensing primarily aims at detecting unused spectrum holes over wide frequency bands so that secondary users can use them to meet their ...
Youness Arjoune, Naima Kaabouch
doaj   +1 more source

Nonlinear Basis Pursuit

, 2013
In compressive sensing, the basis pursuit algorithm aims to find the sparsest solution to an underdetermined linear equation system. In this paper, we generalize basis pursuit to finding the sparsest solution to higher order nonlinear systems of ...
Dong, Roy, Ohlsson, Henrik, Sastry, S. Shankar, Yang, Allen Y.   +3 more
core   +1 more source

Compressive Sensing for Spread Spectrum Receivers [PDF]

, 2013
With the advent of ubiquitous computing there are two design parameters of wireless communication devices that become very important power: efficiency and production cost.
Fyhn, Karsten, Jensen, Søren Holdt, Jensen, Tobias Lindstrøm, Larsen, Torben   +3 more
core   +2 more sources

A compressive data gathering method based on El Gamal cryptography

Dianxin kexue, 2019
As a hot researching area,compressive sensing has advantages in signal process,image processing and data gathering and analysis.How to effectively and safely apply compressive sensing technology to collect data in wireless sensor networks is studied ...
Xiaohan YU, Keming DONG, Xia LI, Chao CHEN   +3 more
doaj   +2 more sources

Spectrum sensing techniques for 5G wireless networks: Mini review

Sensors International, 2022
Cognitive radio (CR) is a leading candidate for addressing spectrum constraints and is a key component of fifth-generation (5G) communications. For optimum usage of accessible unused spectrum, spectrum sensing is a critical aspect of CR.
RS Koteeshwari, B. Malarkodi
doaj   +1 more source

Adaptive Temporal Compressive Sensing for Video [PDF]

, 2013
This paper introduces the concept of adaptive temporal compressive sensing (CS) for video. We propose a CS algorithm to adapt the compression ratio based on the scene's temporal complexity, computed from the compressed data, without compromising the ...
Brady, David J., Carin, Lawrence, Liao, Xuejun, Llull, Patrick, Sapiro, Guillermo, Yang, Jianbo, Yuan, Xin   +6 more
core   +3 more sources

Compressive Sensing Image Sensors-Hardware Implementation

Sensors, 2013
The compressive sensing (CS) paradigm uses simultaneous sensing and compression to provide an efficient image acquisition technique. The main advantages of the CS method include high resolution imaging using low resolution sensor arrays and faster image ...
Shahram Shirani, M. Jamal Deen, Mohammadreza Dadkhah   +2 more
doaj   +1 more source

Deep Sensing for Compressive Video Acquisition

Sensors, 2023
A camera captures multidimensional information of the real world by convolving it into two dimensions using a sensing matrix. The original multidimensional information is then reconstructed from captured images.
Michitaka Yoshida, Akihiko Torii, Masatoshi Okutomi, Rin-ichiro Taniguchi, Hajime Nagahara, Yasushi Yagi   +5 more
doaj   +1 more source

Compressive Sensing for Dynamic XRF Scanning

, 2020
X-Ray Fluorescence (XRF) scanning is a widespread technique of high importance and impact since it provides chemical composition maps crucial for several scientific investigations.
Alberti, Roberto,, Alborini, Antonio,, Billè, Fulvio,, Borghes, Roberto,, Gianoncelli, Alessandra,, Kourousias, George,, Lund University., Sala, Simone,   +7 more
core   +1 more source