Results 11 to 20 of about 45,066 (261)

Improving Post-Processing of Audio Event Detectors Using Reinforcement Learning

open access: yesIEEE Access, 2022
We apply post-processing to the class probability distribution outputs of audio event classification models and employ reinforcement learning to jointly discover the optimal parameters for various stages of a post-processing stack, such as the ...
Petros Giannakopoulos   +2 more
doaj   +1 more source

Benchmarking Audio Signal Representation Techniques for Classification with Convolutional Neural Networks

open access: yesSensors, 2021
Audio signal classification finds various applications in detecting and monitoring health conditions in healthcare. Convolutional neural networks (CNN) have produced state-of-the-art results in image classification and are being increasingly used in ...
Roneel V. Sharan   +2 more
doaj   +1 more source

IoT-Based Bee Swarm Activity Acoustic Classification Using Deep Neural Networks

open access: yesSensors, 2021
Animal activity acoustic monitoring is becoming one of the necessary tools in agriculture, including beekeeping. It can assist in the control of beehives in remote locations.
Andrej Zgank
doaj   +1 more source

Multiscale Audio Spectrogram Transformer for Efficient Audio Classification

open access: yesICASSP 2023 - 2023 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2023
ICASSP ...
Wentao Zhu, Mohamed Omar
openaire   +2 more sources

Multi-Level Audio Classification Architecture

open access: yesAdvances in Electrical and Electronic Engineering, 2015
A multi-level classification architecture for solving binary discrimination problem is proposed in this paper. The main idea of proposed solution is derived from the fact that solving one binary discrimination problem multiple times can reduce the ...
Jozef Vavrek, Josef Juhar
doaj   +1 more source

Audio Signal Processing Using Time-Frequency Approaches: Coding, Classification, Fingerprinting, and Watermarking

open access: yesEURASIP Journal on Advances in Signal Processing, 2010
Audio signals are information rich nonstationary signals that play an important role in our day-to-day communication, perception of environment, and entertainment.
Umapathy K, Ghoraani B, Krishnan S
doaj   +2 more sources

Adaptive DCTNet for audio signal classification [PDF]

open access: yes2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2017
In this paper, we investigate DCTNet for audio signal classification. Its output feature is related to Cohen's class of time-frequency distributions. We introduce the use of adaptive DCTNet (A-DCTNet) for audio signals feature extraction. The A-DCTNet applies the idea of constant-Q transform, with its center frequencies of filterbanks geometrically ...
Yin Xian   +4 more
openaire   +2 more sources

Ensemble of convolutional neural networks to improve animal audio classification

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2020
In this work, we present an ensemble for automated audio classification that fuses different types of features extracted from audio files. These features are evaluated, compared, and fused with the goal of producing better classification accuracy than ...
Loris Nanni   +5 more
doaj   +1 more source

Features For Audio And Music Classification. [PDF]

open access: yes, 2003
[TODO] Add abstract here.
Martin McKinney, Jeroen Breebaart
openaire   +1 more source

Automatic Assessment of Aphasic Speech Sensed by Audio Sensors for Classification into Aphasia Severity Levels to Recommend Speech Therapies

open access: yesSensors, 2022
Aphasia is a type of speech disorder that can cause speech defects in a person. Identifying the severity level of the aphasia patient is critical for the rehabilitation process.
Herath Mudiyanselage Dhammike Piyumal Madhurajith Herath   +5 more
doaj   +1 more source

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