Results 11 to 20 of about 25,464 (256)

Using Mel-Frequency Cepstral Coefficients in Missing Data Technique [PDF]

open access: yesEURASIP Journal on Advances in Signal Processing, 2004
Filter bank is the most common feature being employed in the research of the marginalisation approaches for robust speech recognition due to its simplicity in detecting the unreliable data in the frequency domain.
Gang Wei   +3 more
doaj   +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

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

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

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

Investigation of Lung Sounds Features for Detection of Bronchitis and COPD Using Machine Learning Methods

open access: yesVìsnik Nacìonalʹnogo Tehnìčnogo Unìversitetu Ukraïni Kììvsʹkij Polìtehnìčnij Ìnstitut: Serìâ Radìotehnìka, Radìoaparatobuduvannâ, 2021
The study is dedicated to the issue of investigation of the lung sounds digital analysis processing methods, searching for new informative features of pathological respiratory sounds and using machine learning methods for classifying the state of the ...
H. S. Porieva   +3 more
doaj   +1 more source

Sound Texture Generative Model Guided by a Lossless Mel-Frequency Convolutional Neural Network

open access: yesIEEE Access, 2018
Rainstorms, insect swarms, and galloping horses produce “sound textures,”which are the resulting natural sounds of many similar acoustic events.
Weiwei Liu   +4 more
doaj   +1 more source

Linear versus mel frequency cepstral coefficients for speaker recognition [PDF]

open access: yes2011 IEEE Workshop on Automatic Speech Recognition & Understanding, 2011
Mel-frequency cepstral coefficients (MFCC) have been dominantly used in speaker recognition as well as in speech recognition. However, based on theories in speech production, some speaker characteristics associated with the structure of the vocal tract, particularly the vocal tract length, are reflected more in the high frequency range of speech.
Xinhui Zhou   +4 more
openaire   +2 more sources

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