Results 1 to 10 of about 82,796 (232)

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

open access: yesSensors (Basel), 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
Alsina-Pagès RM   +3 more
europepmc   +8 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
exaly   +7 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.
Francesc Alías   +2 more
exaly   +4 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 M Alsina-Pagès   +2 more
exaly   +6 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   +17 more sources

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

open access: yesApplied Sciences (Switzerland), 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 M Alsina-Pagès   +2 more
exaly   +3 more sources

Surface latent heat flux as an earthquake precursor [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2003
The analysis of surface latent heat flux (SLHF) from the epicentral regions of five recent earthquakes that occurred in close proximity to the oceans has been found to show anomalous behavior.
S. Dey, R. P. Singh
doaj   +3 more sources

Outlier detection techniques for wireless sensor networks: A survey [PDF]

open access: yes, 2010
In the field of wireless sensor networks, those measurements that significantly deviate from the normal pattern of sensed data are considered as outliers.
Havinga, Paul   +2 more
core   +11 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

Sound Event Detection for Human Safety and Security in Noisy Environments

open access: yesIEEE Access, 2022
The objective of a sound event detector is to recognize anomalies in an audio clip and return their onset and offset. However, detecting sound events in noisy environments is a challenging task. This is due to the fact that in a real audio signal several
Michael Neri   +3 more
doaj   +1 more source

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