Results 61 to 70 of about 2,982,469 (235)

Spectral Adaptive Dropout: Frequency-Based Regularization for Improved Generalization

open access: yesInformation
Deep neural networks are often susceptible to overfitting, necessitating effective regularization techniques. This paper introduces Spectral Adaptive Dropout, a novel frequency-based regularization technique that dynamically adjusts dropout rates based ...
Zhigao Huang, Musheng Chen, Shiyan Zheng
doaj   +1 more source

Nonlinear superhorizon perturbations in Horava-Lifshitz gravity

open access: yes, 2011
We perform a fully nonlinear analysis of superhorizon perturbation in Ho\v{r}ava-Lifshitz gravity, based on the gradient expansion method. We present a concrete expression for the solution of gravity equations up to the second order in the gradient ...
A. A. Starobinsky   +3 more
core   +1 more source

A differential cluster variation method for analysis of spiniodal decomposition in alloys

open access: yes, 2002
A differential cluster variation method (DCVM) is proposed for analysis of spinoidal decomposition in alloys. In this method, lattice symmetry operations in the presence of an infinitesimal composition gradient are utilized to deduce the connection ...
Gao, Huajian, Liu, Zhi-Rong
core   +1 more source

Soil Nutrients in Sandy Plantations Are Related to the Species, Diameter at Breast Height or at Base, and Distance from the Tree Base in Horqin

open access: yesLand
Correctly understanding existing plantations and improving the cycles and effects of ecological restoration in sandy areas have become important scientific issues. Consequently, we selected different diameters at breast height (DBHs) for Populus spp. and
Hongshun Liu   +6 more
doaj   +1 more source

Complete gradient-LC-ESI system on a chip for protein analysis [PDF]

open access: yes, 2005
This paper presents the first fully integrated gradient-elution liquid chromatography-electrospray ionization (LC-ESI) system on a chip. This chip integrates a pair of high-pressure gradient pumps, a sample injection pump, a passive mixer, a packed ...
Lee, T. D.   +3 more
core  

Transverse gradients of azimuthal velocity in a global disk model of the Milky Way

open access: yes, 2011
In this paper, we aim to estimate the vertical gradients in the rotational velocity of the Galaxy. This is carried out in the framework of a global thin disc model approximation.
Binney   +12 more
core   +1 more source

Omission Error Analysis in Gravity Gradient Measurement

open access: yesIEEE Access, 2018
Gravity gradient plays an important role in many fields of science, and many methods are used to achieve the measurement of it. To improve measurement accuracy, various error analyses have been conducted in previous studies about positioning and ...
Hongwei Wei   +4 more
doaj   +1 more source

Parabolic regularization of the gradient catastrophes for the Burgers-Hopf equation and Jordan chain

open access: yes, 2018
Non-standard parabolic regularization of gradient catastrophes for the Burgers-Hopf equation is proposed. It is based on the analysis of all (generic and higher order) gradient catastrophes and their step by step regularization by embedding the Burgers ...
Konopelchenko, B. G., Ortenzi, G.
core   +1 more source

Sentiment Analysis Combining Dynamic Gradient and Multi-view Co-attention [PDF]

open access: yesJisuanji kexue yu tansuo
Aiming at the problems of unbalanced inter-modal optimization and inadequate fusion of multimodal features in multimodal sentiment analysis, a multimodal sentiment analysis model combining dynamic gradient mechanism and multi-view co-attention mechanism (
WANG Xiang, MAO Li, CHEN Qidong, SUN Jun
doaj   +1 more source

Analysis of Gradient Waveform in Magnetic Resonance Imaging

open access: yesChinese Journal of Magnetic Resonance, 2017
The accuracy of gradient pulse waveform affects image quality significantly in magnetic resonance imaging (MRI). Recording and analyzing the waveform of gradient pulse helps to make rapid and accurate diagnosis of spectrometer gradient hardware and/or ...
OU-YANG Shan-mei, LOU Yu-kun, XIAO Liang
doaj   +1 more source

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