Results 21 to 30 of about 31,722 (259)

Theoretical Comparison of the Effects of Different Traffic Conditions on Urban Road Traffic Noise

open access: yesJournal of Advanced Transportation, 2018
Road traffic noise is one of the most relevant sources in the environmental noise pollution of the urban areas where dynamics of the traffic flow are much more complicated than uninterrupted traffic flows.
Mohammad Maghrour Zefreh, Adam Torok
doaj   +1 more source

High-Precision Dynamic Traffic Noise Mapping Based on Road Surveillance Video

open access: yesISPRS International Journal of Geo-Information, 2022
High-precision dynamic traffic noise maps can describe the spatial and temporal distributions of noise and are necessary for actual noise prevention. Existing monitoring point-based methods suffer from limited spatial adaptability, and prediction model ...
Yanjie Sun   +3 more
doaj   +1 more source

Traffic Noise Models for Curved Roads [PDF]

open access: yesArchives of Acoustics, 2016
Abstract The paper presents two theoretical models for traffic noise level distribution on curved horizontal roads. In the case of vehicles moving on a given route, one can consider, in terms of sound field, that the granular traffic is equivalent for short periods with a quasi-continuous noise flow.
Diana Ioana POPESCU, Ioan COSMA
openaire   +2 more sources

Estimating the Noise Levels Generated by Road Traffic in Egypt [PDF]

open access: yesFayoum University Journal of Engineering
Road traffic noise, commonly considered as the most directly unpleasant consequence of road transportation, has been found to have detrimental effects on human well-being when individuals are exposed to prolonged periods of excessive noise levels ...
Ashraf Talaat, Ahmed Atteya
doaj   +1 more source

Work Efficiency Prediction of Persons Working in Traffic Noise Environment Using Adaptive Neuro Fuzzy Inference System (ANFIS) Models

open access: yesArchives of Acoustics, 2021
A study was carried to assess the effect of traffic noise pollution on the work efficiency of shopkeepers in Indian urban areas. For this, an extensive literature survey was done on previous research done on similar topics.
Manoj Mansing YADAV, Bhaven TANDEL
doaj   +1 more source

Mathematical model of traffic noise

open access: yesEastern-European Journal of Enterprise Technologies, 2014
Запропоновано математичну модель оцінювання рівнів шуму, створюваного транспортними потоками на території сучасних міст з урахуванням динаміки руху автомобілів в потоці на ділянці автомобільного шляху. Проведено експериментальну верифікацію розробленої моделі на автомобільних шляхах міст України для різних типів транспортних засобів, інтенсивності ...
openaire   +4 more sources

Integrated road traffic noise mapping in urban Indian context

open access: yesNoise Mapping, 2020
Road traffic noise has been recognized as a serious issue that affects the urban regions. Due to urbanization and industrialization, transportation in urban areas has increased.
Sonaviya Dipeshkumar R.   +1 more
doaj   +1 more source

Microscopic traffic modelling in urban noise assessment

open access: yesThe Journal of the Acoustical Society of America, 2005
The temporal structure of the urban soundscape can be rather complex, due to the presence of many screening and reflecting surfaces and many different sound sources, of which traffic noise is the most dominant. From the point of view of soundscape research, the background level as well as the time structure of noise peaks are important.
De Coensel, Bert   +4 more
openaire   +2 more sources

Predicting Hourly Traflc Noise from Traflc Flow Rate Model: Underlying Concepts for the DYNAMAP Project

open access: yesNoise Mapping, 2016
The DYNAMAP project aims at obtaining a dynamic noise map of a large residential area such as the City of Milan (Italy), by recording traffic noise from a limited number of noise sensors.
Smiraglia M.   +3 more
doaj   +1 more source

Optimizing photoactivation of PA‐mCherry for optical pooled CRISPR screens

open access: yesFEBS Open Bio, EarlyView.
Photoactivatable PA‐mCherry finds widespread use to optically tag individual cells. However, confocal 405 nm UV laser‐scanning (normal scan) is much less efficient than widefield UV illumination, limiting the use of PA‐mCherry on confocal instruments. We remedy this limitation by reporting that rapid and repeated confocal scanning with a low‐intensity,
Sravasti Mukherjee   +3 more
wiley   +1 more source

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