Results 21 to 30 of about 25,430 (307)

Algorithms for synthesis of control systems for dynamic objects based on the modal method [PDF]

open access: yesE3S Web of Conferences, 2023
Algorithms for the synthesis of control systems for dynamic objects based on the modal method are given. Algorithms have been developed for determining the placement of poles in multidimensional systems with proportional-differential feedback on the ...
Sevinov Jasur, Boeva Oqila
doaj   +1 more source

Supervisory Synthesis of Configurable Behavioural Contracts with Modalities

open access: yes, 2021
Service contracts characterise the desired behavioural compliance of a composition of services, typically defined by the fulfilment of all service requests through service offers. Contract automata are a formalism for specifying behavioural service contracts.
Davide Basile 0001   +6 more
openaire   +3 more sources

Turbine wheel reduced modal model for self-excited vibration suppression by inter-blade dry-friction damping [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2023
A new approach to calculations based on the modal synthesis method is proposed for the evaluation of structural and dry-friction damping effects on self-excited vibrations due to aeroelastic instability in bladed turbine wheels.
Luděk Pešek   +2 more
doaj   +1 more source

CoLa-Diff:Conditional Latent Diffusion Model for Multi-modal MRI Synthesis

open access: yes, 2023
MRI synthesis promises to mitigate the challenge of missing MRI modality in clinical practice. Diffusion model has emerged as an effective technique for image synthesis by modelling complex and variable data distributions.
Jiang, Lan   +4 more
core   +1 more source

Robust Multi-modal MR Image Synthesis [PDF]

open access: yes, 2017
We present a multi-input encoder-decoder neural network model able to perform MR image synthesis from any subset of its inputs, outperforming prior methods in both single and multi-input settings. This is achieved by encouraging the network to learn a modality invariant latent embedding during training. We demonstrate that a spatial transformer module [
Joyce, Thomas   +2 more
openaire   +2 more sources

Modular Construction of Modal Logics

open access: yes, 2004
We present a modular approach to defining logics for a wide variety of state-based systems. We use coalgebras to model the behaviour of systems, and modal logics to specify behavioural properties of systems.
Pattinson, Dirk   +3 more
core   +1 more source

Sound Field Synthesis with Distributed Modal Constraints [PDF]

open access: yesActa Acustica united with Acustica, 2012
A method is introduced for calculating driving functions for loudspeaker arrays used to control sound fields. This is based on the simultaneous solution of multiple modal constraints whose centres are distributed in space. Several test examples are described.
openaire   +3 more sources

Feasibility study of performing experimental modal analysis with oblique impact testing using various oblique impact directions

open access: yesAlexandria Engineering Journal, 2020
Oblique impact excitation has been introduced in Experimental Modal Analysis (EMA), with the great advantage of reducing the conventional EMA’s testing time by a factor of three.
Shin Yee Khoo   +4 more
doaj   +1 more source

Towards harmonized regional style transfer and manipulation for facial images

open access: yesComputational Visual Media, 2023
Regional facial image synthesis conditioned on a semantic mask has achieved great attention in the field of computational visual media. However, the appearances of different regions may be inconsistent with each other after performing regional editing ...
Cong Wang   +4 more
doaj   +1 more source

Underdetermined Blind Audio Source Separation Using Modal Decomposition

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2007
This paper introduces new algorithms for the blind separation of audio sources using modal decomposition. Indeed, audio signals and, in particular, musical signals can be well approximated by a sum of damped sinusoidal (modal) components.
Aïssa-El-Bey Abdeldjalil   +2 more
doaj   +2 more sources

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