Results 1 to 10 of about 225,954 (249)

Utility metric for unsupervised feature selection [PDF]

open access: yesPeerJ Computer Science, 2021
Feature selection techniques are very useful approaches for dimensionality reduction in data analysis. They provide interpretable results by reducing the dimensions of the data to a subset of the original set of features.
Amalia Villa   +4 more
doaj   +2 more sources

Multistability and anomalies in oscillator models of lossy power grids

open access: yesNature Communications, 2022
Dissipatively coupled oscillators, describing lossy flows in power grids, are challenging to analyze due to asymmetry of couplings. Here, Delabays et al.
Robin Delabays   +2 more
doaj   +1 more source

Signal-to-Interference-Plus-Noise Ratio Based Optimization for Sound Zone Control

open access: yesIEEE Open Journal of Signal Processing, 2023
Sound zone control is posed as an optimization problem where finite impulse response control filters are jointly optimized for low transmit power, while maintaining a sufficiently high signal-to-interference-plus-noise ratio (SINR) in all zones.
Jesper Brunnstrom   +2 more
doaj   +1 more source

Labelled dataset for Ultra-Low Temperature Freezer to aid dynamic modelling & fault detection and diagnostics

open access: yesScientific Data, 2023
Ultra-low temperature (ULT) freezers are used to store perishable biological contents and are among the most energy-intensive equipment in laboratory buildings, biobanks, and similar settings.
Tao Huang   +5 more
doaj   +1 more source

Dynamics of Multimodal Families of m-Modal Maps

open access: yesComplexity, 2022
In this work, we introduce families of multimodal maps based on logistic map, i.e., families of m-modal maps are defined on an interval I⊂ℝ, which is partitioned into non-uniform subdomains, with m∈ℕ.
S. González-Salas   +3 more
doaj   +1 more source

A Low Computational Cost, Prioritized, Multi-Objective Optimization Procedure for Predictive Control Towards Cyber Physical Systems

open access: yesIEEE Access, 2020
Cyber physical systems consist of heterogeneous elements with multiple dynamic features. Consequently, multiple objectives in the optimality of the overall system may be relevant at various times or during certain context conditions.
Clara Ionescu   +5 more
doaj   +1 more source

Switching regulator based on switched‐inductor SEPIC DC‐DC converter with a continuous input current for lithium‐ion batteries

open access: yesIET Power Electronics, 2021
This study discusses a control strategy applied to the switched‐inductor single‐ended primary‐inductance converter (SEPIC) converter suitable for applications where the voltage delivered by a DC source varies from above or below the nominal value.
Juan Antonio Villanueva‐Loredo   +3 more
doaj   +1 more source

An Open Source Patient Simulator for Design and Evaluation of Computer Based Multiple Drug Dosing Control for Anesthetic and Hemodynamic Variables

open access: yesIEEE Access, 2021
We are witnessing a notable rise in the translational use of information technology and control systems engineering tools in clinical practice. This paper empowers the computer based drug dosing optimization of general anesthesia management by means of ...
Clara M. Ionescu   +3 more
doaj   +1 more source

On the design of efficient optimal tube‐based robust model predictive control: Quasi‐H∞ approach

open access: yesIET Control Theory & Applications, 2023
This paper proposes a tube‐based robust model predictive control (TMPC) scheme with an optimal tube for disturbance‐affected linear systems. In the literature on TMPC, there is no proper methodology to handle the considerable effects of the tube size on ...
Ashkan Sebghati   +2 more
doaj   +1 more source

Peakons and Persistence Properties of Solution for the Interacting System of Popowicz

open access: yesMathematics, 2023
This paper focuses on a two-component interacting system introduced by Popowicz, which has the coupling form of the Camassa–Holm and Degasperis–Procesi equations.
Yaohong Li, Chunyan Qin
doaj   +1 more source

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