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441
Acoustic Emission Characteristics and Energy Evolution of Red Sandstone Samples under Cyclic Loading and Unloading
Published 2021-01-01“…Based on AE signals, the cracking mode classification was analyzed on the basis of the average frequency and the rise angle of the waveforms. It was observed that the Felicity ratio gradually decreased with the increase in the stress level, which showed a cumulative damage effect. …”
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442
Adaptable electro-optic detection of THz radiation using a laser-written bull’s-eye antenna
Published 2025-01-01“…The antenna, fabricated with femtosecond laser direct writing and deposited on a nonlinear gallium phosphide (GaP) crystal, focuses incoming THz waveforms within the sub-wavelength bull’s eye region to locally enhance the THz field. …”
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443
Characterisation of the optical response to seismic waves of submarine telecommunications cables with distributed and integrated fibre-optic sensing
Published 2024-12-01“…The experimental setup allowed us to also observe how sensing measurements on separate optical fibres within the same cable can lead to significantly different detected waveforms. Constraining the effects of the fibre architecture on recorded signals can identify factors that contribute to the non-linear response of such a sensing system.…”
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444
GR-Athena++: General-relativistic Magnetohydrodynamics Simulations of Neutron Star Spacetimes
Published 2025-01-01“…For binaries, we demonstrate correctness of the evolution under the gravitational radiation reaction and show convergence of gravitational waveforms. We showcase the use of adaptive mesh refinement to resolve the Kelvin–Helmholtz instability at the collisional interface in a merger of magnetised binary neutron stars. …”
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445
Electric Signals on and under the Ground Surface Induced by Seismic Waves
Published 2012-01-01“…Electrical signals of an earthquake (M6.3) in northeastern Japan were detected simultaneously with seismic waves. Their waveforms were damped oscillations, with greatly differing signal amplitudes among sites. …”
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446
Lithium Battery Degradation and Failure Mechanisms: A State-of-the-Art Review
Published 2025-01-01“…Some degradations are due to the temperature and the current waveforms. Then, the importance of thermal management and current management is emphasized throughout the paper. …”
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447
Capacitance Measurements of Exocytosis From AII Amacrine Cells in Retinal Slices
Published 2025-01-01“…This protocol includes procedures for measuring depolarization-evoked exocytosis, using both standard square-wave pulses, arbitrary stimulus waveforms, and synaptic input.…”
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448
Near-Field Ground Motion Modal versus Wave Propagation Analysis
Published 2010-01-01“…Strong pulse-type motions are observed in the near-source region of large earthquakes; however, there is a lack of waveforms collected from small earthquakes at very close distances that were recorded underground in mines. …”
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449
A rare phenomenon involving ventricular separation: a case report
Published 2024-12-01“…Case presentation An 82-year-old man with syncope presented to the emergency departmentin a critical condition with no vital signs and was immediately treated via endotracheal intubation, mechanical ventilation, and cardiopulmonary resuscitation.The patient’s electrocardiogram (ECG) showed two completely independent waveforms that were excited at their respective frequencies without interfering with one another, with the overall ECG resembling a third-degree atrioventricular block. …”
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450
Statistical Analysis of Medium‐Scale Traveling Ionospheric Disturbances Over Japan Based on Deep Learning Instance Segmentation
Published 2022-07-01“…Then isolated perturbations are eliminated and only MSTID waveforms are chosen to obtain statistical characteristics of MSTIDs. …”
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451
Diabetic Gait Is Not Just Slow Gait: Gait Compensations in Diabetic Neuropathy
Published 2019-01-01“…A full-body model with a multisegment foot was used to calculate inverse dynamics and analyze sagittal plane metrics and time series waveforms across stance phase. Results. Alterations included increased hip and knee flexion in early stance followed by a prolonged hip extension moment in midstance. …”
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452
Event-Related Potentials Elicited by Face and Face Pareidolia in Parkinson’s Disease
Published 2020-01-01“…Parkinson’s patients experience pareidolic illusions. N170 and N250 waveforms are two event-related potentials (ERPs) involved in emotional facial expression recognition. …”
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453
Nonharmonic Control of the Blade-Vortex Interaction Noise of Electrically Controlled Rotor
Published 2022-01-01“…According to the mechanism of the BVI in electrically controlled rotors, the second quadrant flap nonharmonic control is used to reduce the advancing side BVI noise, and the effects of different control waveforms and amplitudes on the peak value and directivity of the BVI noise of the sample electrically controlled rotors are analyzed to reveal the noise reduction mechanism of flap nonharmonic control. …”
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454
Unraveling Cochlear Dynamics: The Effect of Clicks, Tone Burst Frequencies, Polarity, and Stimulus Rates on Cochlear Microphonics in Individuals with Normal Hearing
Published 2024-11-01“…Amplitude and latency were measured from the recorded waveforms and compared across and between stimulus conditions. …”
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455
Effects of Grid Voltage and Load Unbalances on the Efficiency of a Hybrid Distribution Transformer
Published 2024-01-01“…This configuration improves the voltage and current waveforms on the transformer and regulates the voltage supplied to the ac microgrid. …”
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456
Scutellarin Prevents Angiogenesis in Diabetic Retinopathy by Downregulating VEGF/ERK/FAK/Src Pathway Signaling
Published 2019-01-01“…A streptozotocin-induced type II diabetic rat model was established to measure the effects of oral administration of SCU on protecting retinal microvascular dysfunction by Doppler waveforms and HE staining. We further used western blot, luciferase reporter assay, and immunofluorescence staining to study the antiangiogenic mechanism of SCU. …”
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457
End-to-end neural automatic speech recognition system for low resource languages
Published 2025-03-01“…This study leverages a non-autoregressive neural text-to-speech (TTS) engine to generate high-quality speech, converting a series of phonemes into speech waveforms (mel-spectrograms). An on-the-fly data augmentation method is applied to these mel-spectrograms, treating them as images from which features are extracted to train a convolutional neural network (CNN) and a bidirectional long short-term memory (BLSTM)-based ASR. …”
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458
Intelligent Turning Tool Monitoring with Neural Network Adaptive Learning
Published 2019-01-01“…Based on LabVIEW and MATLAB hybrid programming, the waveforms of signals are observed and the significant characteristics of signals are extracted through the time-frequency domain analysis and then the calculation of the energy proportion of each frequency band obtained using 4 levels of wavelet packet decompositions of the vibration signal as well as 8 levels of wavelet multiresolution decompositions of the AE signal; the ensuing Relief-F algorithm is used to further reextract the features that are most relevant to the tool state as input of neural network pattern recognition. …”
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459
Geomagnetically Induced Current Modeling in New Zealand: Extreme Storm Analysis Using Multiple Disturbance Scenarios and Industry Provided Hazard Magnitudes
Published 2022-12-01“…In this study we utilize the magnetic field waveforms measured during three large geomagnetic storms and scale them to expected worst case extreme storm magnitudes. …”
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460
An in silico analysis of heart rate impact on wall shear stress hemodynamic parameters in aortic coarctation
Published 2025-01-01“…Computed tomography angiography segments aortic coarctation anatomy; Doppler echocardiography derives inlet flow waveforms. Simulations occur at 100, 120, and 160 beats per minute, representing reduced, resting, and elevated HR levels. …”
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