Results 11 to 20 of about 381,042 (274)

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

An improved distributed optimized random differential privacy algorithm

open access: yesNantong Daxue xuebao. Ziran kexue ban, 2023
For the distributed optimization privacy protection problem in multi-agent systems, each agent uses the information of its neighbors to minimize the sum of the objective functions of all agents. The goal is to protect the objective function of each agent
TAO Meng CAO Jinde
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

Smoothing of chromatographic signals by their approximation in the basis of Chebyshev-Hermite functions

open access: yesВестник Самарского государственного технического университета. Серия: Технические науки, 2022
The paper deals with assessing the scope of the approximation algorithm for smoothing chromatographic signals. The algorithm is based on Chebyshev-Hermite functions.
Andrey V. Bochkarev   +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

Prestack seismic random noise attenuation using the wavelet-inspired invertible network with atrous convolutions spatial pyramid

open access: yesFrontiers in Earth Science, 2023
Convolutional Neural Network (CNN) is widely used in seismic data denoising due to its simplicity and effectiveness. However, traditional seismic denoising methods based on CNN ignore multi-scale features of seismic data in the wavelet domain.
Liangsheng He   +5 more
doaj   +1 more source

Random noise in Diffusion Tensor Imaging, its Destructive Impact and Some Corrections [PDF]

open access: yes, 2005
The empirical origin of random noise is described, its influence on DTI variables is illustrated by a review of numerical and in vivo studies supplemented by new simulations investigating high noise levels.
Hahn, K.R.   +14 more
core   +1 more source

Seismic Random Noise Attenuation Based on PCC Classification in Transform Domain

open access: yesIEEE Access, 2020
Random noise attenuation of seismic data is an essential step in the processing of seismic signals. However, as the exploration environment is becoming more and more complicated, the energy of valid signals is weaker and the signal to noise (SNR) is much
Yu Sang   +5 more
doaj   +1 more source

RTS noise impact in CMOS image sensors readout circuit [PDF]

open access: yes, 2009
CMOS image sensors are nowadays widely used in imaging applications even for high end applications. This is really possible thanks to a reduction of noise obtained, among others, by Correlated Double Sampling (CDS) readout.
P. Magnan   +3 more
core   +1 more source

Low rank prior in single patches for non-pointwise impulse noise removal [PDF]

open access: yes, 2015
This paper introduces a low rank prior in small oriented noise-free image patches: Considering an oriented patch as a matrix, a low-rank matrix approximation is enough to preserve the texture details in the optimally oriented patch.
Trucco, Emanuele; id_orcid   +2 more
core   +1 more source

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