Results 1 to 10 of about 2,973,613 (156)

Seismic random noise suppression using improved CycleGAN

open access: yesFrontiers in Earth Science, 2023
Random noise adversely affects the signal-to-noise ratio of complex seismic signals in complex surface conditions and media. The primary challenges related to processing seismic data have always been reducing the random noise and increasing the signal-to-
Shimin Sun   +8 more
doaj   +1 more source

Instability Induced by Random Background Noise in a Delay Model of Landslide Dynamics

open access: yesApplied Sciences, 2023
In the present paper, we propose a new model for landslide dynamics, in the form of the spring-block mechanical model, with included delayed interaction and the effect of the background seismic noise.
Srđan Kostić   +3 more
doaj   +1 more source

An Attention-Based Residual Neural Network for Efficient Noise Suppression in Signal Processing

open access: yesApplied Sciences, 2023
The incorporation of effective denoising techniques is a crucial requirement for seismic data processing during the acquisition phase due to the inherent susceptibility of the seismic data acquisition process to various forms of interference, such as ...
Tianwei Lan   +3 more
doaj   +1 more source

Design and Analysis of a Magnetic Field Communication System Using a Giant Magneto-Impedance Sensor

open access: yesIEEE Access, 2022
Given the interest of researchers for wireless communications in electromagnetic (EM) shadow areas, a magnetic field communication has emerged to overcome RF challenges based on magnetic permeability characteristics. However, magnetic field communication
Seunghun Ryu   +7 more
doaj   +1 more source

Structure-Preserving Random Noise Attenuation Method for Seismic Data Based on a Flexible Attention CNN

open access: yesRemote Sensing, 2022
The noise attenuation of seismic data is an indispensable part of seismic data processing, directly impacting the following inversion and imaging. This paper focuses on two bottlenecks in the AI-based denoising method of seismic data: the destruction of ...
Wenda Li, Tianqi Wu, Hong Liu
doaj   +1 more source

Adiabatic Invariant of Center-of-Mass Motion during Walking as a Dynamical Stability Constraint on Stride Interval Variability and Predictability

open access: yesBiology, 2022
Human walking exhibits properties of global stability, and local dynamic variability, predictability, and complexity. Global stability is typically assessed by quantifying the whole-body center-of-mass motion while local dynamic variability ...
Fabien Buisseret   +6 more
doaj   +1 more source

Global Dynamics of a Stochastic Viral Infection Model with Latently Infected Cells

open access: yesApplied Sciences, 2021
In this paper, we study the global dynamics of a stochastic viral infection model with humoral immunity and Holling type II response functions. The existence and uniqueness of non-negative global solutions are derived.
Chinnathambi Rajivganthi   +1 more
doaj   +1 more source

Differential Privacy Protection Scheme of Adaptive Clustering by Fast Search and Find of Density Peaks [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban, 2023
In order to solve the privacy leakage problem caused by adaptive clustering by fast search and find of density peaks(AdDPC) when calculating the local density and the primary allocation strategy, a differential privacy protection scheme of an improved ...
GE Lina   +3 more
doaj   +1 more source

An anti‐vibration‐shock inertial matching measurement method for hull deformation

open access: yesIET Signal Processing, 2022
In order to establish a unified spatial reference for the whole ship, inertial matching measurement of hull deformation is widely used because of its continuity and concealment.
Dongsheng Xu   +4 more
doaj   +1 more source

DEMVSNet: Denoising and depth inference for unstructured multi‐view stereo on noised images

open access: yesIET Computer Vision, 2022
Most deep‐learning‐based multi‐view stereo series studies are concerned with improving the depth prediction accuracy of noise‐free images. However, it is difficult to obtain off‐the‐set clean images in practice and 3D convolutional neural networks ...
Jiawei Han   +4 more
doaj   +1 more source

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