Results 1 to 10 of about 2,704 (113)

EEG driving fatigue detection based on log-Mel spectrogram and convolutional recurrent neural networks [PDF]

open access: yesFrontiers in Neuroscience, 2023
Driver fatigue detection is one of the essential tools to reduce accidents and improve traffic safety. Its main challenge lies in the problem of how to identify the driver's fatigue state accurately.
Dongrui Gao   +4 more
doaj   +2 more sources

Estimation of Elbow Wall Thinning Using Ensemble-Averaged Mel-Spectrogram with ResNet-like Architecture [PDF]

open access: yesSensors, 2022
An elbow wall thinning diagnosis method by highlighting the stationary characteristics of the operating loop is proposed. The accelerations of curved pipe surfaces were measured in a closed test loop operating at a constant pump rpm, combined with curved
Jonghwan Kim   +3 more
doaj   +2 more sources

Mel-Weighted Single Frequency Filtering Spectrogram for Dialect Identification

open access: yesIEEE Access, 2020
In this study, we propose Mel-weighted single frequency filtering (SFF) spectrograms for dialect identification. The spectrum derived using SFF has high spectral resolution for harmonics and resonances while simultaneously maintaining good time ...
Sudarsana Reddy Kadiri   +2 more
exaly   +3 more sources

Predicting the Remaining Time before Earthquake Occurrence Based on Mel Spectrogram Features Extraction and Ensemble Learning

open access: yesApplied Sciences (Switzerland), 2023
Predicting the remaining time before the next earthquake based on seismic signals generated in a laboratory setting is a challenging research task that is of significant importance for earthquake hazard assessment.
Tao Xu, Wen Chen, Zhang Bo
exaly   +3 more sources

Acoustic Signatures of Hive: Detecting Queen Bee Absence Through Machine Learning of Short Audio Segments [PDF]

open access: yesInsects
Honeybee population decline poses a serious threat to global biodiversity and agricultural productivity, underscoring the need for continuous and non-invasive hive monitoring solutions.
Pablo Ormeño-Arriagada   +4 more
doaj   +2 more sources

A Machine Learning Approach to Voice-Based Parkinson Disease Screening Using Multiview Spectrogram and Speech Recognition Features: Diagnostic Study [PDF]

open access: yesJMIR Medical Informatics
BackgroundParkinson disease frequently manifests early vocal impairment, motivating the development of noninvasive and scalable digital screening tools.
Arifa Zahir   +5 more
doaj   +2 more sources

Mel-MViTv2: Enhanced Speech Emotion Recognition With Mel Spectrogram and Improved Multiscale Vision Transformers

open access: yesIEEE Access, 2023
Speech emotion recognition aims to automatically identify and classify emotions from speech signals. It plays a crucial role in various applications such as human-computer interaction, affective computing, and social robotics. Over the years, researchers
Heng Siong Lim   +2 more
exaly   +3 more sources

Analyzing Noise Robustness of Cochleogram and Mel Spectrogram Features in Deep Learning Based Speaker Recognition

open access: yesApplied Sciences, 2022
The performance of speaker recognition systems is very well on the datasets without noise and mismatch. However, the performance gets degraded with the environmental noises, channel variation, physical and behavioral changes in speaker.
Wondimu Lambamo   +2 more
doaj   +1 more source

Research on Speech Synthesis Based on Mixture Alignment Mechanism

open access: yesSensors, 2023
In recent years, deep learning-based speech synthesis has attracted a lot of attention from the machine learning and speech communities. In this paper, we propose Mixture-TTS, a non-autoregressive speech synthesis model based on mixture alignment ...
Yan Deng   +4 more
doaj   +1 more source

Comparative Study of Popular Deep Learning Models for Machining Roughness Classification Using Sound and Force Signals

open access: yesMicromachines, 2021
This study compared popular Deep Learning (DL) architectures to classify machining surface roughness using sound and force data. The DL architectures considered in this study include Multi-Layer Perceptron (MLP), Convolution Neural Network (CNN), Long ...
Binayak Bhandari
doaj   +1 more source

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