Results 11 to 20 of about 28,361 (199)

Methodology for identifying the damage state of sandstone using Mel-frequency cepstral coefficient of acoustic emission [PDF]

open access: yesMeitan xuebao
Rock mass structure rupture is an important factor that seriously restricts the construction and safe operation of underground space engineering projects such as mines, subways and tunnels.
Xueqiu HE   +7 more
doaj   +2 more sources

Musical instrument identification using multiscale Mel-frequency cepstral coefficients. [PDF]

open access: yes, 2010
We investigate the benefits of evaluating Mel-frequency cepstral coefficients (MFCCs) over several time scalesin the context of automatic musical instrument identificationfor signals that are monophonic but derived from real musical settings.We define several sets of features derived from MFCCs computed using multiple time resolutions,and compare their
Sturm, Bob L.   +2 more
openaire   +2 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

Regional language Speech Emotion Detection using Deep Neural Network [PDF]

open access: yesITM Web of Conferences, 2022
Speaking is the most basic and efficient mode of human contact. Emotions assist people in communicating and understanding others’ viewpoints by transmitting sentiments and providing feedback.The basic objective of speech emotion recognition is to enable ...
Padman Sweta, Magare Dhiraj
doaj   +1 more source

Melatonin regulates microglial polarization to M2 cell via RhoA/ROCK signaling pathway in epilepsy

open access: yesImmunity, Inflammation and Disease, 2023
Background Melatonin (MEL), an endogenous hormone, has been widely investigated in neurological diseases. Microglia (MG), a resident immunocyte localizing in central nervous system is reported to play important functions in the animal model of temporal ...
Pingping Li   +9 more
doaj   +1 more source

A cough-based COVID-19 detection with gammatone and Mel-frequency cepstral coefficients

open access: yes, 2023
Many countries have adopted a public health approach that aims to address the particular challenges faced during the pandemic Coronavirus disease 2019 (COVID-19).
Atman Jbari   +7 more
core   +1 more source

Penerapan Metode Mel Frequency Cepstral Coefficients pada Sistem Pengenalan Suara Berbasis Desktop

open access: yes, 2023
Teknologi biometrik sedang menjadi tren teknologi dalam berbagai bidang kehidupan. Teknologi biometrik memanfaatkan bagian tubuh manusia sebagai alat ukur sistem yang memiliki keunikan disetiap individu. Suara merupakan bagian tubuh manusia yang memiliki
Islamuddin, Nur   +2 more
core   +2 more sources

Application of Teager Energy Operator on Linear and Mel Scales for Whispered Speech Recognition

open access: yesArchives of Acoustics, 2018
This paper presents experimental results on whispered speech recognition based on Teager Energy Operator for linear and mel cepstral coefficients including the Cepstral Mean Subtraction normalization technique.
Branko R MARKOVIĆ   +2 more
doaj   +1 more source

Feature extraction method for reflective sound signal of high pressure water-jet target

open access: yesGong-kuang zidonghua, 2014
In order to improve recognition rate of target materials by using reflective sound signal of high pressure water-jet, in view of four common targets of mine, stone, brick and wood block, different feature extraction methods were used to identify target ...
SUN Shuai   +4 more
doaj   +1 more source

Rotating Machinery State Recognition Based on Mel-Spectrum and Transfer Learning

open access: yesAerospace, 2023
During drilling into the soil, the rotating mechanical structure will be affected by soil particles and external disturbances, affecting the health of the rotating mechanical structure.
Fan Li   +8 more
doaj   +1 more source

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