Results 31 to 40 of about 844,062 (293)

Urban background noise mapping: the multiple-reflection correction term [PDF]

open access: yes, 2014
Mapping of road traffic noise in urban areas according to standardized engineering calculation methods systematically results in an underestimation of noise levels at areas shielded from direct exposure to noise, such as inner yards.
Botteldooren, Dick   +6 more
core   +3 more sources

Dynamic noise mapping: A map-based interpolation between noise measurements with high temporal resolution [PDF]

open access: yesApplied Acoustics, 2016
Abstract Since the introduction of the Environmental Noise Directive, strategic noise mapping has been used as a tool for noise policy in many European countries. Although these strategic noise maps have their merits, they also have some shortcomings: accuracy in predicted noise levels in shielded or quiet areas is not very high, the maps fail to ...
Wei, Weigang   +3 more
openaire   +2 more sources

SoundCompass: a distributed MEMS microphone array-based sensor for sound source localization [PDF]

open access: yes, 2014
Sound source localization is a well-researched subject with applications ranging from localizing sniper fire in urban battlefields to cataloging wildlife in rural areas.
da Silva Gomes, Bruno   +5 more
core   +3 more sources

Effect of Noise on the Standard Mapping

open access: yes, 2005
The effect of a small amount of noise on the standard mapping is considered. Whenever the standard mapping possesses accelerator modes (where the action increases approximately linearly with time), the diffusion coefficient contains a term proportional ...
Alexander B. Rechester   +20 more
core   +1 more source

Inferring causality from noisy time series data

open access: yes, 2016
Convergent Cross-Mapping (CCM) has shown high potential to perform causal inference in the absence of models. We assess the strengths and weaknesses of the method by varying coupling strength and noise levels in coupled logistic maps.
Fusaroli, Riccardo   +4 more
core   +1 more source

Citizens’ exposure to predominant noise sources in agglomerations

open access: yesNoise Mapping
Environmental noise directive requires Member States to produce and periodically update strategic noise maps for agglomerates in order to evaluate citizens’ noise exposure before the action plan.
Bolognese Matteo   +5 more
doaj   +1 more source

Influence of meteorological conditions on noise dispersion in the Port of Thessaloniki

open access: yesNoise Mapping, 2020
Although noise dispersion models are widely used for the assessment of noise levels across different domains, the influence of meteorological conditions on environmental noise is usually neglected even though modelling requirements often list ...
Piličić Stjepan   +6 more
doaj   +1 more source

Probabilistic Surfel Fusion for Dense LiDAR Mapping

open access: yes, 2017
With the recent development of high-end LiDARs, more and more systems are able to continuously map the environment while moving and producing spatially redundant information.
Fookes, Clinton   +4 more
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

CNOSSOS-EU road surface types: Evaluation of the influence of different national values on noise emissions

open access: yesNoise Mapping
Europe is acting to fight noise pollution. The Environmental Noise Directive (2002/49/EC) requires EU Member States to determine the exposure to environmental noise through strategic noise mapping, and elaborate action plans to reduce noise pollution ...
Odeh Omar, Khayyat Aiham, Kocsis Dénes
doaj   +1 more source

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