AIMC Topic: Vibration

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Centrifugal Pump Fault Diagnosis Based on a Novel SobelEdge Scalogram and CNN.

Sensors (Basel, Switzerland) Jun 1, 2023
This paper presents a novel framework for classifying ongoing conditions in centrifugal pumps based on signal processing and deep learning techniques. First, vibration signals are acquired from the centrifugal pump. The acquired vibration signals are...
Neural Networks, Computer Signal Processing, Computer-Assisted Vibration
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Localization and quantification of glottal gaps on deep learning segmentation of vocal folds.

Scientific reports Jan 17, 2023
The entire glottis has mostly been the focus in the tracking of the vocal folds, both manually and automatically. From a treatment point of view, the various regions of the glottis are of specific interest. The aim of the study was to test if it was ...
Humans Deep Learning Vocal Cords Vibration Phonation Larynx Glottis
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Train-induced vibration attenuation measurements and prediction from ground soil to building column.

Environmental science and pollution research international Jan 3, 2023
The investigation of the influence of soil-structure coupling on the vibration propagation pattern is the key to ensuring the reliability of the prediction of train-induced building vibration. This study selects different metro depots with over-track...
Neural Networks, Computer Computer Simulation Reproducibility of Results Uncertainty Vibration
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BaroTac: Barometric Three-Axis Tactile Sensor with Slip Detection Capability.

Sensors (Basel, Switzerland) Dec 30, 2022
Tactile sensors for robotic applications enhance the performance of robotic end-effectors as they ca n provide tactile information to operate various tasks. In particular, tactile sensors can measure multi-axial force and detect slip can aid the end-...
Hand Strength Robotics Calibration Vibration Touch
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Integrated Damage Location Diagnosis of Frame Structure Based on Convolutional Neural Network with Inception Module.

Sensors (Basel, Switzerland) Dec 30, 2022
Accurate damage location diagnosis of frame structures is of great significance to the judgment of damage degree and subsequent maintenance of frame structures. However, the similarity characteristics of vibration data at different damage locations a...
Neural Networks, Computer Judgment Vibration Steel Records
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Bone collision detection method for robot assisted fracture reduction based on vibration excitation.

Computer methods and programs in biomedicine Dec 17, 2022
BACKGROUND AND OBJECTIVE: In the process of robotic fracture reduction, there is a risk of unintended collision of broken bones, which is not conducive to ensuring the safety of the reduction system. In order to solve this problem, this paper propose...
Humans Fractures, Bone Robotics Bone and Bones Vibration Fracture Fixation
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Research on the Fault Diagnosis Method of an Internal Gear Pump Based on a Convolutional Auto-Encoder and PSO-LSSVM.

Sensors (Basel, Switzerland) Dec 14, 2022
The raw signals produced by internal gear pumps are susceptible to noises brought on by mechanical vibrations and the surrounding environment, and the sample count collected during the various operating periods is not distributed evenly. Accurately d...
Support Vector Machine Entropy Vibration Records
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An AVMD-DBN-ELM Model for Bearing Fault Diagnosis.

Sensors (Basel, Switzerland) Dec 1, 2022
Rotating machinery often works under complex and variable working conditions; the vibration signals that are widely used for the health monitoring of rotating machinery show extremely complicated dynamic frequency characteristics. It is unlikely that...
Reproducibility of Results Deep Learning Cell Movement Intelligence Vibration
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Research on a Bearing Fault Enhancement Diagnosis Method with Convolutional Neural Network Based on Adaptive Stochastic Resonance.

Sensors (Basel, Switzerland) Nov 11, 2022
As a powerful feature extraction tool, a convolutional neural network (CNN) has strong adaptability for big data applications such as bearing fault diagnosis, whereas the classification performance is limited when the quality of raw signals is poor. ...
Neural Networks, Computer Algorithms Vibration
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SF High-Voltage Circuit Breaker Contact Status Detection at Different Currents.

Sensors (Basel, Switzerland) Nov 4, 2022
Currently, the online non-destructive testing (NDT) methods to measure the contact states of high-voltage circuit breakers (HVCBs) with SF gas as a quenching medium are lacking. This paper aims to put forward a novel method to detect the contact stat...
Neural Networks, Computer Bayes Theorem Vibration
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