Results 1 to 10 of about 6,106 (203)

A WASN-Based Suburban Dataset for Anomalous Noise Event Detection on Dynamic Road-Traffic Noise Mapping [PDF]

open access: yesSensors, 2019
Traffic noise is presently considered one of the main pollutants in urban and suburban areas. Several recent technological advances have allowed a step forward in the dynamic computation of road-traffic noise levels by means of a Wireless Acoustic Sensor
Rosa Ma Alsina-Pagès   +3 more
doaj   +7 more sources

An Anomalous Noise Events Detector for Dynamic Road Traffic Noise Mapping in Real-Life Urban and Suburban Environments [PDF]

open access: yesSensors, 2017
One of the main aspects affecting the quality of life of people living in urban and suburban areas is their continued exposure to high Road Traffic Noise (RTN) levels.
Joan Claudi Socoró   +2 more
doaj   +6 more sources

Detection of Anomalous Noise Events on Low-Capacity Acoustic Nodes for Dynamic Road Traffic Noise Mapping within an Hybrid WASN [PDF]

open access: yesSensors, 2018
One of the main aspects affecting the quality of life of people living in urban and suburban areas is the continuous exposure to high road traffic noise (RTN) levels.
Rosa Ma Alsina-Pagès   +3 more
doaj   +5 more sources

Detection of Anomalous Noise Events for Real-Time Road-Traffic Noise Mapping: The Dynamap’s project case study

open access: yesNoise Mapping, 2018
Environmental noise is increasing year after year, especially in urban and suburban areas. Besides annoyance, environmental noise also causes harmful health effects on people.
Alías Francesc   +3 more
doaj   +3 more sources

Characterization of a WASN-Based Urban Acoustic Dataset for the Dynamic Mapping of Road Traffic Noise [PDF]

open access: yesProceedings, 2020
Road Traffic Noise (RTN) is one of the main pollutants in urban and suburban areas, negatively affecting the quality of life of their inhabitants. In the context of the European LIFE DYNAMAP project, two Wireless Acoustic Sensor Networks (WASN) have been
Francesc Alías   +3 more
doaj   +14 more sources

Acoustic Conditions Analysis of a Multi-Sensor Network for the Adaptation of the Anomalous Noise Event Detector [PDF]

open access: yesProceedings, 2019
The DYNAMAP project is aimed at implementing a dynamic noise mapping system able to determine the acoustic impact of road infrastructures in real time. It was established as a result of the European Noise Directive 2002/49/EC.
Joan Claudi Socoró   +3 more
doaj   +2 more sources

Methods for Noise Event Detection and Assessment of the Sonic Environment by the Harmonica Index

open access: yesApplied Sciences, 2021
Noise annoyance depends not only on sound energy, but also on other features, such as those in its spectrum (e.g., low frequency and/or tonal components), and, over time, amplitude fluctuations, such as those observed in road, rail, or aircraft noise ...
Rosa Ma Alsina-Pagès   +3 more
doaj   +3 more sources

Crash-Test Curve Anomaly Detection via Multi-View Context Augmentation [PDF]

open access: yesSensors
In automotive crash testing, trustworthy crash-test curves are essential for reliable crashworthiness assessment, yet automated anomaly detection is difficult due to limited labeled abnormal cases, event-level data scarcity, and distribution shifts ...
Chang Zhou   +3 more
doaj   +2 more sources

Description of Anomalous Noise Events for Reliable Dynamic Traffic Noise Mapping in Real-Life Urban and Suburban Soundscapes [PDF]

open access: yesApplied Sciences (Switzerland), 2017
Traffic noise is one of the main pollutants in urban and suburban areas. European authorities have driven several initiatives to study, prevent and reduce the effects of exposure of population to traffic. Recent technological advances have allowed the dynamic computation of noise levels by means of Wireless Acoustic Sensor Networks (WASN) such as that ...
Francesc Alías-Pujol   +2 more
exaly   +4 more sources

An Ionospheric Anomaly Monitor Based on the One Class Support Vector Algorithm for the Ground-Based Augmentation System

open access: yesRemote Sensing, 2021
An ionospheric anomaly is the irregular change of the ionosphere. It may result in potential threats for the ground-based augmentation system (GBAS) supporting the high-level precision approach.
Zhen Gao   +4 more
doaj   +1 more source

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