Improved energy detection with Laplacian noise in cognitive radio

Y Ye, Y Li, G Lu, F Zhou - IEEE Systems Journal, 2017 - ieeexplore.ieee.org
… For multiantenna CR scenarios, one approach is to convert the Laplacian noise into
AWGN. For example, the Laplacian noise is first converted into AWGN by applying a scalar …

An accurate kernelized energy detection in Gaussian and non-Gaussian/impulsive noises

A Margoosian, J Abouei… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
… are computed theoretically for the Gaussian and Laplacian noise scenarios in order to
compare the performance of the KED scheme with that of the conventional energy detector. …

Collaborative spectrum sensing in a cognitive radio system with Laplacian noise

F Tan, X Song, C Leung, J Cheng - IEEE Communications …, 2012 - ieeexplore.ieee.org
… this is not necessarily true with Laplacian noise. … , energy detector based sensing or
cyclostationarity based sensing can be employed. In this work, we will focus on the energy detector

A robust hyperbolic tangent-based energy detector with Gaussian and non-Gaussian noise environments in cognitive radio system

H Qu, X Xu, J Zhao, F Yan, W Wang - IEEE Systems Journal, 2020 - ieeexplore.ieee.org
… of detection performance in non-Gaussian impulsive noise … named hyperbolic tangent-based
energy detector (HT-ED) is … noise scenario and Laplace noise scenario is valid. For both …

Robust subspace learning and detection in Laplacian noise and interference

MN Desai, RS Mangoubi - IEEE transactions on signal …, 2007 - ieeexplore.ieee.org
… We show that saddle points also arise for Laplacian noise in Section V, where we discuss
multidimensional subspace learning. For the Laplace solution, we have the global maximum …

[HTML][HTML] A Laplacian based image filtering using switching noise detector

A Ranjbaran, AHA Hassan, M Jafarpour, B Ranjbaran - SpringerPlus, 2015 - Springer
… Using a local noise estimator function in an energy functional minimizing scheme we show
that Laplacian that has been known as an edge detection function can be used for noise

Absolute value cumulating based spectrum sensing with Laplacian noise in cognitive radio networks

R Gao, Z Li, H Li, B Ai - Wireless Personal Communications, 2015 - Springer
… we will give a brief review about Energy Detection with Laplacian noise (LED). … the detection
requirements. For comparing, we first consider energy detection with Laplacian noise and …

A New Spectrum Sensing Method with Low SNR under Laplace Noise

R Gao, F Jing, J Wang, J Zhang… - 2020 IEEE 3rd …, 2020 - ieeexplore.ieee.org
… the advantages of energy detection and sequential detection. According to … Laplacian noise
as the bacNground noise of the study, which is an extremely important non-Gaussian noise […

A Signal Detection Method Using Goodness of Fit Test in Laplacian Noise

R Gao, D Wang - 2018 24th Asia-Pacific Conference on …, 2018 - ieeexplore.ieee.org
detector in Laplacian noise in this paper. The new GoF test makes full use of the stochastic
properties of Laplacian noise … methods and Energy Detection (ED) in Laplacian noise. The …

Iterative Laplace of Gaussian filter and improved Teager energy operator for bearing fault detection in gearboxes

N Yang, Y Liu, Y Wei, K Feng - Measurement Science and …, 2024 - iopscience.iop.org
… susceptibility of the original TEO to noise. The improvement involves incorporating … energy
operator, enables both energy detection and frequency filtering. The robustness against noise