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Tendon Anomaly Identification in Prestressed Concrete Beams Based on an Advanced Monitoring MEMS and Data-Driven Detection of Structural Damage
Published 2025-01-01Subjects: Get full text
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Entropy Detection Technique in Frequency Domain for Soil Cavity and Water Content
Published 2024-06-01“…Comparing the F-K filtering and entropy detection methods, the results show that the frequency domain entropy test can better realize the focusing of the echo energy, suppress the clutter, discriminate the interference and target, and effectively improve the detection performance of the underground layered discontinuous structure and high water content area.…”
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Frequency-informed transformer for real-time water pipeline leak detection
Published 2025-04-01“…Abstract Water pipeline leaks pose significant risks to urban infrastructure, leading to water wastage and potential structural damage. Existing leak detection methods often face challenges, such as heavily relying on the manual selection of frequency bands or complex feature extraction, which can be both labour-intensive and less effective. …”
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Identification of Structural Damage in Bridges Using High-Frequency Vibrational Responses
Published 2015-01-01“…The present research aims to develop an effective and applicable structural damage detection method. A damage identification approach using only the changes of measured natural frequencies is presented. …”
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A Novel Chipless Hybrid RFID Sensor for Metal Crack Detection
Published 2025-02-01Subjects: “…radio frequency identification…”
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26
Damage identification of structures using experimental modal analysis and continuous wavelet transform
Published 2017-07-01Subjects: “…damage detection…”
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Sensitivity of Parameter Changes in Structural Damage Detection
Published 1997-01-01“…Structural damage detection by nondestructive methods is highly desirable. …”
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Structural Damage Detection Using Nonlinear Vibrations
Published 2018-01-01“…Nonlinear vibrations emerging from damaged structures are suitable indicators for detecting defects. …”
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A Review of Health Monitoring and Model Updating of Vibration Dissipation Systems in Structures
Published 2025-01-01Subjects: “…structural health monitoring…”
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Comparison of Damage Detection Methods Depending on FRFs within Specified Frequency Ranges
Published 2017-01-01“…Structural damage can be detected using frequency response function (FRF) measured by an impact and the corresponding responses. …”
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31
Blockage detection in pipelines based on linear frequency modulated acoustic reflection method
Published 2025-10-01“…This study proposes a novel acoustic-based structural health monitoring system integrating linear frequency modulated (LFM) signals with adaptive matched filtering, specifically designed for early blockage detection in complex pipeline networks, including those in built environments. …”
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First Detection of Low-frequency Striae in Interplanetary Type III Radio Bursts
Published 2025-01-01“…These low-frequency fine structures, which drift slowly in frequency and exhibit narrow bandwidths, provide a novel diagnostic of plasma processes in the inner heliosphere. …”
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Crack prediction in beam-like structure using ANN based on frequency analysis
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34
Beam-like damage detection methodology using wavelet damage ratio and additional roving mass
Published 2022-09-01Subjects: “…Structural Health Monitoring…”
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Beam-like damage detection methodology using wavelet damage ratio and additional roving mass
Published 2022-10-01Subjects: “…structural health monitoring…”
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Structural health detection sensor based on RFID technology
Published 2025-01-01“…The designed structural health monitoring sensor can detect structural strain and damage with millimeter-level resolution through resonant frequency shifts. …”
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Real-time damage detection of bridges using adaptive time-frequency analysis and ANN
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39
First Detection of the Enigmatic Low Latitude 150‐km Echoes in the UHF Band
Published 2024-10-01“…Abstract Through applying a 4‐MHz linear frequency modulation waveform, which has high range resolution and signal intensity, we successfully detected for the first time the ionospheric 150‐km echo enhancement at 430–450 MHz of the Ultra‐High‐Frequency (UHF) band using the newly built Sanya Incoherent Scatter Radar (SYISR). …”
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Real-Time Structural Damage Assessment Using Artificial Neural Networks and Antiresonant Frequencies
Published 2014-01-01“…Once a neural network has been properly trained, it can potentially detect, locate, and quantify structural damage in a short period of time and can therefore be applied for real-time damage assessment. …”
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