Results 11 to 20 of about 200,483 (262)

Speed Estimation of Six-Phase Induction Motors, Using the Rotor Slot Harmonics [PDF]

open access: yesSensors, 2022
Multiphase machines have recently been promoted as a viable alternative to traditional three-phase machines. Most experts are looking for strategies to estimate the rotation speed of such complex systems, since speed data are required for high ...
Khaled Laadjal   +4 more
doaj   +2 more sources

Practical Methods for Vehicle Speed Estimation Using a Microprocessor-Embedded System with AMR Sensors [PDF]

open access: yesSensors, 2018
The proper operation of computing resources in a microprocessor-embedded system plays a key role in reducing computing time. Processing the variable amount of collected data in real-time improves the performance of a microprocessor-embedded system.
Vytautas Markevicius   +5 more
doaj   +2 more sources

Compressive acoustic sound speed profile estimation [PDF]

open access: yesThe Journal of the Acoustical Society of America, 2016
Ocean acoustic  sound speed   profile (SSP) estimation requires the inversion of acoustic fields using limited observations. Compressive sensing (CS) asserts that certain underdetermined problems can be solved in high resolution, provided their solutions are sparse.
Michael, Bianco, Peter, Gerstoft
openaire   +2 more sources

The Induction Motor MRAS-Based Speed Estimator Capable of Modelling the Slip Frequency Dependent Variability of the Rotor Impedance

open access: yesEnergies, 2023
Speed feedback is indispensable not only for closed-loop controlled induction motors (IM) but also for the state monitoring systems of open-loop controlled IMs.
Grzegorz Utrata, Jaroslaw Rolek
doaj   +1 more source

VEHICLE TRACKING AND SPEED ESTIMATION UNDER MIXED TRAFFIC CONDITIONS USING YOLOV4 AND SORT: A CASE STUDY OF HANOI [PDF]

open access: yesTransport Problems, 2022
This paper presents a method to estimate vehicle speed automatically, including cars and motorcycles under mixed traffic conditions from video sequences acquired with stationary cameras in Hanoi City of Vietnam.
Xuan Can VUONG   +2 more
doaj   +1 more source

Vehicle Positioning and Speed Estimation Based on Cellular Network Signals for Urban Roads

open access: yesISPRS International Journal of Geo-Information, 2016
In recent years, cellular floating vehicle data (CFVD) has been a popular traffic information estimation technique to analyze cellular network data and to provide real-time traffic information with higher coverage and lower cost.
Wei-Kuang Lai, Ting-Huan Kuo
doaj   +1 more source

A Method to Estimate Horse Speed per Stride from One IMU with a Machine Learning Method

open access: yesSensors, 2020
With the emergence of numerical sensors in sports, there is an increasing need for tools and methods to compute objective motion parameters with great accuracy. In particular, inertial measurement units are increasingly used in the clinical domain or the
Amandine Schmutz   +3 more
doaj   +1 more source

Neural Network-Based Model Reference Adaptive System for Torque Ripple Reduction in Sensorless Poly Phase Induction Motor Drive

open access: yesEnergies, 2019
This paper proposes the modified, extended Kalman filter, neural network-based model reference adaptive system and the modified observer technique to estimate the speed of a five-phase induction motor for sensorless drive.
S. Usha   +2 more
doaj   +1 more source

Adaptive Traffic Speed Estimation

open access: yesProcedia Computer Science, 2014
AbstractActive traffic management aims to dynamically manage congestion based on existing and predicted traffic conditions. A challenge in this is that it is not usually possible to process data in real-time and use the output in control algorithms or in traveler information systems.
Portugais, Brian, Khanal, Mandar
openaire   +1 more source

Cyber-Physical Attack Detection and Recovery Based on RNN in Automotive Brake Systems

open access: yesApplied Sciences, 2018
The violation of data integrity in automotive Cyber-Physical Systems (CPS) may lead to dangerous situations for drivers and pedestrians in terms of safety. In particular, cyber-attacks on the sensor could easily degrade data accuracy and consistency over
Jongho Shin   +3 more
doaj   +1 more source

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