Results 11 to 20 of about 55,369 (264)

An Audio-Visual Separation Model Integrating Dual-Channel Attention Mechanism

open access: yesIEEE Access, 2023
Sound source separation is the separation of targeted sounds from a noisy environment, which plays an important role in signal processing and has been studied extensively.
Yutao Zhang, Kaixing Wu, Mengfan Zhao
doaj   +1 more source

Effect of sparsity-aware time–frequency analysis on dynamic hand gesture classification with radar micro-Doppler signatures [PDF]

open access: yes, 2018
Dynamic hand gesture recognition is of great importance in human-computer interaction. In this study, the authors investigate the effect of sparsity-driven time-frequency analysis on hand gesture classification.
Fioranelli, Francesco   +3 more
core   +1 more source

Spectrogram Classification Using Dissimilarity Space [PDF]

open access: yesApplied Sciences, 2020
In this work, we combine a Siamese neural network and different clustering techniques to generate a dissimilarity space that is then used to train an SVM for automated animal audio classification. The animal audio datasets used are (i) birds and (ii) cat sounds, which are freely available.
Loris Nanni   +3 more
openaire   +4 more sources

Electroencephalographic spectrogram–guided total intravenous anesthesia using dexmedetomidine and propofol prevents unnecessary anesthetic dosing during craniotomy: a propensity score–matched analysis [PDF]

open access: yesKorean Journal of Anesthesiology
Background The bispectral index (BIS) may be unreliable to gauge anesthetic depth when dexmedetomidine is administered. By comparison, the electroencephalogram (EEG) spectrogram enables the visualization of the brain response during anesthesia and may ...
Feng-Sheng Lin   +4 more
doaj   +1 more source

Automatic Speaker Recognition based on Gabor Features and Convolutional Neural Networks [PDF]

open access: yesمجله مدل سازی در مهندسی, 2023
Human voice contains characteristics such as: ethnicity, gender, feelings, age and other information, and speaker recognition identifies people based on their voice.
Abdolreza Rashno   +2 more
doaj   +1 more source

Abnormalities of Quantitative Electroencephalography in Children with Asperger Disorder Using Spectrogram andCoherence Values [PDF]

open access: yesIranian Journal of Psychiatry, 2008
Objective: To obtain abnormalities in quantitative Electroencephalography QEEG) and to observe connectivity between electrodes in children with Asperger disorder.
Hamid Behnam   +3 more
doaj   +1 more source

Spectrograms of ship wakes: identifying linear and nonlinear wave signals [PDF]

open access: yes, 2016
A spectrogram is a useful way of using short-time discrete Fourier transforms to visualise surface height measurements taken of ship wakes in real world conditions.
McCue, Scott W.   +2 more
core   +3 more sources

Perbandingan Ekstraksi Ciri Full, Blocks, dan Row Mean Spectrogram Image Dalam Mengidentifikasi Pembicara

open access: yesIJCCS (Indonesian Journal of Computing and Cybernetics Systems), 2014
Abstrak Pada sebuah sistem recognition, pemilihan metode ekstraksi ciri dan ukuran fitur yang digunakan mempengaruhi tingkat keakuratan identifikasi. Berkaitan dengan hal itu, dalam penelitian ini akan dijabarkan perbandingan tiga metode ekstraksi ciri ...
La Ode Hasnuddin Sagala, Agus Harjoko
doaj   +1 more source

The Use of Speech Technology to Protect the Document Turnover

open access: yesБезопасность информационных технологий, 2017
The wide current paper documents implementation in practice workflows are shown. The basic aspects of document protection related to the protection of their content and legal components are underlined.
Alexandr M. Alyushin   +1 more
doaj   +1 more source

UAV Thrust Model Identification Using Spectrogram Analysis

open access: yesAutomation, 2021
This paper deals with a non-contact method to identify the aerodynamic propeller constants of the Parrot AR.Drone quadrotor. The experimental setup consists of a microphone installed in the flight arena to record audio data.
Igor Henrique Beloti Pizetta   +2 more
doaj   +1 more source

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