Browsing Articles publicats en revistes by Subject "531/534"
Now showing items 1-20 of 21
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A Comparative Survey of Feature Extraction and Machine Learning Methods in Diverse Acoustic Environments
(Sensors, 2021, Vol. 21, No. 4, 2021-02)Acoustic event detection and analysis has been widely developed in the last few years for its valuable application in monitoring elderly or dependant people, for surveillance issues, for multimedia ... -
A Review of physical and perceptual feature extraction techniques for speech, music and environmental sounds
(Applied Sciences. 2016, Vol. 6, No.5 (Maig), 2016-05)Endowing machines with sensing capabilities similar to those of humans is a prevalent quest in engineering and computer science. In the pursuit of making computers sense their surroundings, a huge effort ... -
Acoustic Comfort Prediction: Integrating Sound Event Detection and Noise Levels from a Wireless Acoustic Sensor Network
(Sensors, 2024-07-07)There is an increasing interest in accurately evaluating urban soundscapes to reflect citizens’ subjective perceptions of acoustic comfort. Various indices have been proposed in the literature to achieve ... -
Acoustic Description of Bird Broiler Vocalisations in a Real-Life Intensive Farm and Its Impact on Animal Welfare: A Comparative Analysis of Recordings
(Engineering Proceedings, 2020, Vol. 2, No. 1, 2020-11)The poultry meat industry is one of the most efficient biological systems to transform cereal protein into high quality protein for human consumption at a low cost. However, to supply the increasing ... -
Acoustic Description of the Soundscape of a Real-Life Intensive Farm and Its Impact on Animal Welfare: A Preliminary Analysis of Farm Sounds and Bird Vocalisations
(Sensors, 2020, Vol. 20 No 17, 2020-08)Poultry meat is the world’s primary source of animal protein due to low cost and is widelyeaten at a global level. However, intensive production is required to supply the demand although itgenerates ... -
Aggregate Impact of Anomalous Noise Events on the WASN-Based Computation of Road Traffic Noise Levels in Urban and Suburban Environments
(Sensors, 2020, Vol. 20 No 3, 2020-01)Environmental noise can be defined as the accumulation of noise pollution caused by sounds generated by outdoor human activities, Road Traffic Noise (RTN) being the main source in urban and suburban ... -
An Approach to Frequency Selectivity in an Urban Environment by Means of Multi-Path Acoustic Channel Analysis
(Sensors. 2019. Vol. 19, No. 12, 2019-06)The improvement of quality of life in the framework of the smart city paradigm cannot be limited to a set of objective measures carried out over several critical parameters (e.g., noise or air pollution). ... -
Analysis and Acoustic Event Classification of Environmental Data Collected in a Citizen Science Project
(International Journal of Environmental Research and Public Health, 2023-02-19)Citizen science can serve as a tool to obtain information about changes in the soundscape. One of the challenges of citizen science projects is the processing of data gathered by the citizens, to obtain ... -
BCNDataset: Description and Analysis of an Annotated Night Urban Leisure Sound Dataset
(Sustainability, 2020, Vol. 12, No. 19, 2020-10)Acoustic pollution has been associated with adverse effects on the health and life expectancy of people, especially when noise exposure happens during the nighttime. With over half of the world population ... -
Description of Anomalous Noise Events for Reliable Dynamic Traffic Noise Mapping in Real-Life Urban and Suburban Soundscapes
(Applied Sciences. 2017, Vol.7 No.2 (Febrer), 2017-02)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. ... -
Design of a Low-Cost Configurable Acoustic Sensor for the Rapid Development of Sound Recognition Applications
(Electronics, 2020, Vol. 9, No 7, 2020-07)Concerned about the noise pollution in urban environments, the European Commission (EC) has created an Environmental Noise Directive 2002/49/EC (END) requiring Member states to publish noise maps and ... -
Determining Position Inside Non-industrial Buildings Using Ultrasound Transducers
(Sensors, 2007, (7) 11, 2007-11)The position determination inside a building where no GPS signal is beingreceived can be ascertained using laser transmitters in industrial situations where there areno people or using triangulation of ... -
Low-Cost Distributed Acoustic Sensor Network for Real-Time Urban Sound Monitoring
(Electronics, 2020, Vol. 9, No. 12, 2020-12)Continuous exposure to urban noise has been found to be one of the major threats to citizens’ health. In this regard, several organizations are devoting huge efforts to designing new in-field systems ... -
Noise at the time of COVID 19: The impact in some areas in Rome and Milan, Italy
(Noise Mapp, 2020, 7, 2020-11)The COVID-19 pandemic was confirmed in Italy at the end of January 2020, when the first positive cases for the virus were identified. At the beginning of March, the virus had spread to all Italian regions ... -
On the Impact of Anomalous Noise Events on Road Traffic Noise Mapping in Urban and Suburban Environments
(International Journal Of Environmental Research And Public Health. 2017.15.1, 2017-12)Noise pollution is a critical factor affecting public health, the relationship between road traffic noise (RTN) and several diseases in urban areas being especially disturbing. The Environmental Noise ... -
Prediction of the acoustic comfort of a dwelling based on automatic sound event detection
(Noise Mapping, 2023-12-31)There is an increasing concern about noise pollution around the world. As a first step to tackling the problem of deteriorated urban soundscapes, this article aims to develop a tool that automatically ... -
Smart Wireless Acoustic Sensor Network Design for Noise Monitoring in Smart Cities
(Sensors, 2020, Vol. 20 No 17, 2020-08)This Special Issue is focused on all the technologies necessary for the development of anefficient wireless acoustic sensor network, from the first stages of its design to the tests conductedduring ... -
Sons al Balcó: A Comparative Analysis of WASN-Based LAeq Measured Values with Perceptual Questionnaires in Barcelona during the COVID-19 Lockdown
(Sensors, 2024-03-03)improvement in the urban noise pollution that could be objectively measured in those cities with acoustic sensor networks deployed. This significant change in the urban soundscapes was also perceived ... -
Sons al balcó: Soundscape Map of the Confinement in Catalonia
(Engineering Proceedings, 2020, Vol. 2, No. 1, 2020-11)In this project, we aim to study the effect that the lockdown due to the COVID-19 pandemic has caused on the perception of noise in Catalonia. In Sons al Balcó, the research activities cohabit with the ... -
The Soundscape of the COVID-19 Lockdown: Barcelona Noise Monitoring Network Case Study †
(International Journal of Environmental Research and Public Health, 2021-05-28)The lockdown social measures in Spain due to COVID-19 caused a significant decrease in urban noise levels, which was observed in most of the large cities. This paper presents an analysis of the noise ...