Results 41 to 50 of about 21,944 (260)

Directional Forgetting for Stable Co-Adaptation in Myoelectric Control

open access: yesSensors, 2019
Conventional myoelectric controllers provide a mapping between electromyographic signals and prosthetic functions. However, due to a number of instabilities continuously challenging this process, an initial mapping may require an extended calibration ...
Dennis Yeung   +2 more
doaj   +1 more source

On Productiveness and Complexity in Computable Analysis Through Rice-Style Theorems for Real Functions

open access: yesMathematics
This paper investigates the complexity of real functions through proof techniques inspired by formal language theory. Productiveness, which is a stronger form of non-recursive enumerability, is employed to analyze the complexity of various problems ...
Jingnan Xie   +2 more
doaj   +1 more source

A denoising method for ship radiated noise based on Spearman variational mode decomposition, spatial-dependence recurrence sample entropy, improved wavelet threshold denoising, and Savitzky-Golay filter

open access: yesAlexandria Engineering Journal, 2021
Ship radiated noise denoising is the basis and premise of underwater acoustic signal processing. To obtain better denoising effect, a new denoising method for ship radiated noise based on Spearman variational mode decomposition (SVMD), spatial-dependence
Hong Yang, Yuanxun Cheng, Guohui Li
doaj   +1 more source

Modeling time-varying brain networks with a self-tuning optimized Kalman filter.

open access: yesPLoS Computational Biology, 2020
Brain networks are complex dynamical systems in which directed interactions between different areas evolve at the sub-second scale of sensory, cognitive and motor processes.
D Pascucci, M Rubega, G Plomp
doaj   +1 more source

Parametrized Unity-Bounded Functions and Comparisons for Enhancing Tunable Filter Accuracy and Guaranteeing Stability

open access: yesVietnam Journal of Computer Science
Tunable digital filters are required in a broad scope of information technology (IT) areas where a digital filter needs to refresh the frequency response in real time during signal processing operations. When it is necessary to refresh filter’s frequency
Tian-Bo Deng
doaj   +1 more source

Development Cost Optimization for Multi-Functional Mixed-Criticality Embedded Systems

open access: yesIEEE Access, 2019
In some industrial embedded systems, functions with different safety integrity levels (SILs) are integrated into the same hardware platform to share resources, and usually, the schedulability of applications should be met first.
Yehua Wei   +3 more
doaj   +1 more source

Vestibular Patient Journey: Insights From Vestibular Disorders Association (VeDA) Registry

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Vestibular symptoms impose a high burden of disability. Understanding real‐world diagnostic and treatment pathways can identify care gaps and guide interventions. We aimed to characterize symptom profiles, diagnostic trends, provider involvement, and treatment patterns in vestibular disorders.
Ali Rafati   +10 more
wiley   +1 more source

Observer‐Based Adaptive Event‐Triggered Tracking Control for Fuzzy TS Systems With Premise Mismatch

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper presents an adaptive logistic event‐triggered observer‐based tracking controller for Takagi‐Sugeno fuzzy systems under constrained inputs and network delays. Leveraging a hybrid LMI and Secretary Bird Optimization approach, this strategy significantly minimizes communication overhead and computational burden while ensuring optimal reference ...
Oussama Djadane   +3 more
wiley   +1 more source

Real-Time Multi-Target Localization from Unmanned Aerial Vehicles

open access: yesSensors, 2016
In order to improve the reconnaissance efficiency of unmanned aerial vehicle (UAV) electro-optical stabilized imaging systems, a real-time multi-target localization scheme based on an UAV electro-optical stabilized imaging system is proposed.
Xuan Wang, Jinghong Liu, Qianfei Zhou
doaj   +1 more source

Laguerre functions on symmetric cones and recursion relations in the real case

open access: yesJournal of Computational and Applied Mathematics, 2007
In this article we derive differential recursion relations for the Laguerre functions on the cone C of positive definite real matrices. The highest weight representations of the group Sp(n,R) play a fundamental role. Each such representation acts on a Hilbert space of holomorphic functions on the tube domain C+ i Sym(n,R).
Aristidou, Michael   +2 more
openaire   +2 more sources

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