Results 11 to 20 of about 227,595 (269)

A Bayesian Nonlinear Reduced Order Modeling Using Variational AutoEncoders

open access: yesFluids, 2022
This paper presents a new nonlinear projection based model reduction using convolutional Variational AutoEncoders (VAEs). This framework is applied on transient incompressible flows.
Nissrine Akkari   +3 more
doaj   +1 more source

The use of linear fractional analogues rheological models in the problem of approximating the experimental data on the stretch polyvinylchloride elastron

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2016
We considere and analyze the uniaxial phenomenological models of viscoelastic deformation based on fractional analogues of Scott Blair, Voigt, Maxwell, Kelvin and Zener rheological models.
Luiza G Ungarova
doaj   +1 more source

Cross-coupled control based on real-time Double Circle contour error estimation for biaxial motion system

open access: yesMeasurement + Control, 2021
In contour machining, contour error is a major factor affecting machining quality. In order to improve the performance of contour following, many control techniques based on real-time contour error estimation have been developed.
Li Bo, Wang Taiyong, Wang Peng
doaj   +1 more source

Approximate Adder with Reduced Error [PDF]

open access: yes2019 IEEE 31st International Conference on Microelectronics (MIEL), 2019
A new approximate adder is proposed, which is suitable for FPGA-and ASIC-based implementations. Here, we consider an Artix-7 FPGA for the implementations using Vivado 2018.3. For 32-bit addition, the proposed approximate adder with an 8-bit least significant inaccurate sub-adder reports an improvement in the maximum frequency by 7.7% compared to the ...
Balasubramanian, Padmanabhan   +2 more
openaire   +2 more sources

Calculation and error bound of Min-approximated bitwise log-likelihood ratios of generalised M-ary PAM

open access: yesThe Journal of Engineering, 2019
In modern digital communication systems, a high-order modulation and advanced channel coding are often jointly used to increase the spectral efficiency and coding gain.
Sung-Joon Park   +2 more
doaj   +1 more source

Approximate Quantum Error Correction

open access: yesQuantum Information Processing, 2002
9 pages ...
Benjamin Schumacher   +1 more
openaire   +3 more sources

Estimation of Prediction Error in Regression Air Quality Models

open access: yesEnergies, 2021
Combustion of energy fuels or organic waste is associated with the emission of harmful gases and aerosols into the atmosphere, which strongly affects air quality.
Szymon Hoffman
doaj   +1 more source

On the dipole approximation with error estimates [PDF]

open access: yesLetters in Mathematical Physics, 2017
The dipole approximation is employed to describe interactions between atoms and radiation. It essentially consists of neglecting the spatial variation of the external field over the atom. Heuristically, this is justified by arguing that the wavelength is considerably larger than the atomic length scale, which holds under usual experimental conditions ...
Boßmann, Lea   +2 more
openaire   +3 more sources

Machine learning–based robust trajectory tracking control for FSGR

open access: yesThe Journal of Engineering, 2019
Here, a robust adaptive trajectory tracking algorithm is proposed for free-form surface grinding robot (FSGR) in metal surface production line. Machine-learning method is used for robot dynamic approximation which is hard to obtain directly. Adaptive law
Lin Jia   +5 more
doaj   +1 more source

Approximation of the modified error function [PDF]

open access: yesApplied Mathematics and Computation, 2018
In this article, we obtain explicit approximations of the modified error function introduced in Cho, Sunderland. Journal of Heat Transfer 96-2 (1974), 214-217, as part of a Stefan problem with a temperature-dependent thermal conductivity. This function depends on a parameter $δ$, which is related to the thermal conductivity in the original phase-change
Andrea N. Ceretani   +2 more
openaire   +7 more sources

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