Results 31 to 40 of about 119,470 (290)

Acoustic Detector of Road Vehicles Based on Sound Intensity

open access: yesSensors, 2021
A method of detecting and counting road vehicles using an acoustic sensor placed by the road is presented. The sensor measures sound intensity in two directions: parallel and perpendicular to the road. The sound intensity analysis performs acoustic event
Grzegorz Szwoch, Józef Kotus
doaj   +1 more source

Exploiting Contextual Information for Prosodic Event Detection Using Auto-Context [PDF]

open access: yes, 2013
Prosody and prosodic boundaries carry significant information regarding linguistics and paralinguistics and are important aspects of speech. In the field of prosodic event detection, many local acoustic features have been investigated; however ...
Johnson, Michael T   +5 more
core   +2 more sources

Signal classification and event reconstruction for acoustic neutrino detection in sea water with KM3NeT

open access: yesEPJ Web of Conferences, 2017
The research infrastructure KM3NeT will comprise a multi cubic kilometer neutrino telescope that is currently being constructed in the Mediterranean Sea. Modules with optical and acoustic sensors are used in the detector.
Kießling Dominik
doaj   +1 more source

A Method Based on Dual Cross-Modal Attention and Parameter Sharing for Polyphonic Sound Event Localization and Detection

open access: yesApplied Sciences, 2022
Sound event localization and detection (SELD) is a joint task that unifies sound event detection (SED) and direction-of-arrival estimation (DOAE).
Sang-Hoon Lee   +3 more
doaj   +1 more source

Sound Event Detection in Synthetic Audio: Analysis of the DCASE 2016 Task Results [PDF]

open access: yes, 2017
As part of the 2016 public evaluation challenge on Detection and Classification of Acoustic Scenes and Events (DCASE 2016), the second task focused on evaluating sound event detection systems using synthetic mixtures of office sounds.
Benetos, Emmanouil   +2 more
core   +1 more source

Listening for Sirens: Locating and Classifying Acoustic Alarms in City Scenes [PDF]

open access: yes, 2018
This paper is about alerting acoustic event detection and sound source localisation in an urban scenario. Specifically, we are interested in spotting the presence of horns, and sirens of emergency vehicles.
Marchegiani, Letizia, Newman, Paul
core   +2 more sources

Co-detection of acoustic emissions during failure of heterogeneous media: new perspectives for natural hazard early warning [PDF]

open access: yes, 2015
A promising method for real time early warning of gravity driven rupture that considers both the heterogeneity of natural media and characteristics of acoustic emissions attenuation is proposed.
Dani Or   +3 more
core   +1 more source

Modelling of Sound Events with Hidden Imbalances Based on Clustering and Separate Sub-Dictionary Learning

open access: yes, 2019
This paper proposes an effective modelling of sound event spectra with a hidden data-size-imbalance, for improved Acoustic Event Detection (AED). The proposed method models each event as an aggregated representation of a few latent factors, while ...
Komatsu, Tatsuya   +2 more
core   +1 more source

Large-scale weakly supervised audio classification using gated convolutional neural network [PDF]

open access: yes, 2017
In this paper, we present a gated convolutional neural network and a temporal attention-based localization method for audio classification, which won the 1st place in the large-scale weakly supervised sound event detection task of Detection and ...
Kong, Qiuqiang   +3 more
core   +2 more sources

Temporal Acoustic Words for Online Acoustic Event Detection

open access: yes, 2015
The Bag-of-Features principle proved successful in many pattern recognition tasks ranging from document analysis and image classification to gesture recognition and even forensic applications. Lately these methods emerged in the field of acoustic event detection and showed very promising results.
Rene Grzeszick   +2 more
openaire   +1 more source

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