AIMC Topic: Ultrasonics

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Towards Interpretable Machine Learning for Automated Damage Detection Based on Ultrasonic Guided Waves.

Sensors (Basel, Switzerland) Jan 5, 2022
Data-driven analysis for damage assessment has a large potential in structural health monitoring (SHM) systems, where sensors are permanently attached to the structure, enabling continuous and frequent measurements. In this contribution, we propose a...
Computers Machine Learning Algorithms Ultrasonic Waves Ultrasonics
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Using Deep Learning to Automate the Detection of Flaws in Nuclear Fuel Channel UT Scans.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control Dec 31, 2021
Nuclear reactor inspections are critical to ensure the safety and reliability of a nuclear facility's operation. In Canada, ultrasonic testing (UT) is used to inspect the health of pressure tubes that are part of Canada's Deuterium Uranium (CANDU) re...
Deep Learning Ultrasonics Tomography, X-Ray Computed Reproducibility of Results Neural Networks, Computer
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Deep learning-based ultrasonic dynamic video detection and segmentation of thyroid gland and its surrounding cervical soft tissues.

Medical physics Nov 29, 2021
BACKGROUND: The prevalence of thyroid diseases has been increasing year by year. In this study, we established and validated a deep learning method (Cascade region-based convolutional neural network, R-CNN) based on ultrasound videos for automatic de...
Ultrasonography Image Processing, Computer-Assisted Ultrasonics Deep Learning Thyroid Gland Humans Neural Networks, Computer
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Utilization of Ultrasonic Image Characteristics Combined with Endoscopic Detection on the Basis of Artificial Intelligence Algorithm in Diagnosis of Early Upper Gastrointestinal Cancer.

Journal of healthcare engineering Nov 29, 2021
The aim of this study was to evaluate the diagnostic value of artificial intelligence algorithm combined with ultrasound endoscopy in early esophageal cancer and precancerous lesions by comparing the examination of conventional endoscopy and artifici...
Gastrointestinal Neoplasms Ultrasonics Algorithms Endoscopy, Gastrointestinal Humans Artificial Intelligence
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Air-Writing Character Recognition with Ultrasonic Transceivers.

Sensors (Basel, Switzerland) Oct 9, 2021
The interfaces between users and systems are evolving into a more natural communication, including user gestures as part of the interaction, where air-writing is an emerging application for this purpose. The aim of this work is to propose a new air-w...
Writing Gestures Ultrasonics Neural Networks, Computer Algorithms
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Ultrasonic Defect Characterization Using the Scattering Matrix: A Performance Comparison Study of Bayesian Inversion and Machine Learning Schemas.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control Sep 27, 2021
Accurate defect characterization is desirable in the ultrasonic nondestructive evaluation as it can provide quantitative information about the defect type and geometry. For defect characterization using ultrasonic arrays, high-resolution images can p...
Ultrasonics Neural Networks, Computer Machine Learning Bayes Theorem Supervised Machine Learning
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Automated Defect Detection From Ultrasonic Images Using Deep Learning.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control Sep 27, 2021
Nondestructive evaluation (NDE) is a set of techniques used for material inspection and defect detection without causing damage to the inspected component. One of the commonly used nondestructive techniques is called ultrasonic inspection. The acquis...
Deep Learning Ultrasonics Humans
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Fast and Precise Control for the Vibration Amplitude of an Ultrasonic Transducer Based on Fuzzy PID Control.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control Jul 26, 2021
This work presents a novel constant frequency ultrasonicamplitude control (CFUAC) method based on fuzzy proportional-integral-derivative (FPID) and amplitude direct feedback. The frequency shift and amplitude nonlinearity of the piezoelectric transdu...
Vibration Transducers Fuzzy Logic Ultrasonics Feedback
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Artificial Intelligence Assisted Ultrasonic Extraction of Total Flavonoids from .

Molecules (Basel, Switzerland) Jun 23, 2021
Flavonoids in were studied. The flavonoids in were extracted by ultrasonic method, and the extraction conditions were modeled and optimized by response the surface methodology and the artificial intelligence method. The results show that the ultras...
Algorithms Antioxidants Plant Extracts Ethanol Neural Networks, Computer Artificial Intelligence Ultrasonic Waves Ultrasonics Rosa Free Radical Scavengers Biphenyl Compounds Picrates Flavonoids Kinetics
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Low-dimensional learned feature spaces quantify individual and group differences in vocal repertoires.

eLife May 14, 2021
Increases in the scale and complexity of behavioral data pose an increasing challenge for data analysis. A common strategy involves replacing entire behaviors with small numbers of handpicked, domain-specific features, but this approach suffers from ...
Vocalization, Animal Mice, Inbred DBA Male Mice Learning Animals Ultrasonics Behavior, Animal Songbirds Mice, Inbred C57BL Signal Processing, Computer-Assisted Machine Learning Data Analysis
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