Results 21 to 30 of about 7,286,935 (343)

On Model Order Reduction of Interconnect Circuit Network: A Fast and Accurate Method

open access: yesMathematics, 2021
The time cost in integrated circuit simulation is an important consideration in the design. This paper investigates the model order reduction of interconnect circuit networks to facilitate numerical analysis.
Xinsheng Wang   +3 more
doaj   +1 more source

Numerical Simulation of Near-Surface Wind during a Severe Wind Event in a Complex Terrain by Multisource Data Assimilation and Dynamic Downscaling

open access: yesAdvances in Meteorology, 2020
Accurate forecast and simulation of near-surface wind is a great challenge for numerical weather prediction models due to the significant transient and intermittent nature of near-surface wind.
De Zhang   +4 more
doaj   +1 more source

L 2 Model Reduction and Variance Reduction

open access: yesIFAC Proceedings Volumes, 2000
The authors study several variance properties related to model reduction for finite impulse response (FIR) and output error (OE) models. The variances of two models, one deduced directly from data and the other by reducing a high order model by \(L_2\) model reduction, are compared.
Tjärnström, F., Ljung, L.
openaire   +3 more sources

Randomized model order reduction [PDF]

open access: yesAdvances in Computational Mathematics, 2019
Singular value decomposition (SVD) has a crucial role in model order reduction. It is often utilized in the offline stage to compute basis functions that project the high-dimensional nonlinear problem into a low-dimensionsl model which is, then, evaluated cheaply. It constitutes a building block for many techniques such as e.g.
Alla A., Kutz J. N.
openaire   +2 more sources

FUZZY CONTROLLER OF MODEL REDUCTION DISTILLATION COLUMN WITH MINIMAL RULES [PDF]

open access: yesApplied Computer Science, 2020
In this paper the control of a binary distillation column is described. This con-trol is done with fuzzy logic, one with PI- like fuzzy controller and the other with modified PI fuzzy controller, using the minimal rules for fuzzy pro-cessing.
Nasir ALAWAD, Afaf ALSEADY
doaj   +1 more source

Model Reduction and Neural Networks for Parametric PDEs [PDF]

open access: yes, 2020
We develop a general framework for data-driven approximation of input-output maps between infinite-dimensional spaces. The proposed approach is motivated by the recent successes of neural networks and deep learning, in combination with ideas from model ...
Bhattacharya, Kaushik   +3 more
core   +4 more sources

Model and Controller Order Reduction for Infinite Dimensional Systems [PDF]

open access: yesITB Journal of Engineering Science, 2010
This paper presents a reduced order model problem using reciprocal transformation and balanced truncation followed by low order controller design of infinite dimensional systems.
Fatmawati   +3 more
doaj   +1 more source

Model reduction of weakly nonlinear systems [PDF]

open access: yes, 2009
In general, model reduction techniques fall into two categories — moment —matching and Krylov techniques and balancing techniques. The present contribution is concerned with the former.
Condon, Marissa, Grahovski, Georgi G.
core   +1 more source

A Spectral Model of Turnover Reduction [PDF]

open access: yes, 2015
We give a simple explicit formula for turnover reduction when a large number of alphas are traded on the same execution platform and trades are crossed internally. We model turnover reduction via alpha correlations.
Kakushadze, Zura
core   +3 more sources

Finite Element–Boundary Element Acoustic Backscattering with Model Reduction of Surface Pressure Based on Coherent Clusters

open access: yesAcoustics, 2023
Computing backscattering of harmonic acoustic waves from underwater elastic targets of arbitrary shape is a problem of considerable practical significance.
Petr Krysl, Ahmad T. Abawi
doaj   +1 more source

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