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Expert decision support system for aeroacoustic classification [article]

Armin Goudarzi, Carsten SPehr, Steffen Herbold
2021 arXiv   pre-print
This paper presents an expert decision support system for time-invariant aeroacoustic source classification.  ...  Combined with a classification confidence and the mean feature values for each cluster, these clusters help aeroacoustic experts in classifying the identified sources and support them in analyzing their  ...  This paper presents an expert decision support system for time-invariant aeroacoustic source classification.  ... 
arXiv:2103.00255v1 fatcat:qnp7pnowxbbfrn4xq5ytzjnnzu

Silent Ships - a New Challenge for the Shipbuilding Industry

Stefan Weyna
2021 American Journal of Modern Physics  
The author describes the mechanism of noise generation inside shipboard accommodations and in shipboard HVAC systems.  ...  SI analyses are supported by acoustic orthogonal decomposition (AOD) of disturbed acoustic vector fields with a turbulent structure.  ...  For greater certainty, the choice of an optimal solution for protecting prototype rooms is usually supported by laboratory tests.  ... 
doi:10.11648/j.ajmp.20211004.12 fatcat:txloxkg6tvd7bdjd7xdaa74xiu

High-fidelity simulations of unsteady civil aircraft aerodynamics: stakes and perspectives. Application of zonal detached eddy simulation

S. Deck, F. Gand, V. Brunet, S. Ben Khelil
2014 Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences  
Some recent landmark achievements for conditions all over the flight envelope are presented, including low-speed (aeroacoustics of high-lift devices and landing gear), cruising (engine-airframe interactions  ...  The issue of zonal or non-zonal treatment of turbulent flows for engineering applications is discussed.  ...  To guide the aerodynamicist through the simulation process, a system based around flow taxonomies is proposed in the framework of ZDES. This suggestion is also highly supported by Tyacke et al.  ... 
doi:10.1098/rsta.2013.0325 pmid:25024411 pmcid:PMC4095901 fatcat:brqj6doar5anjf7kl7tb2rd7pa

Aeroacoustics research in Europe: The CEAS-ASC report on 2004 highlights

J.A. Fitzpatrick
2005 Journal of Sound and Vibration  
The Editor is responsible for the final decision regarding acceptance or rejection of articles. The Editor's decision is final. More information on types of peer review.  ...  An original version of your work is stored on our electronic system for comparison purposes.  ...  AUTHOR INQUIRIES Visit the Elsevier Support Center to find the answers you need. Here you will find everything from Frequently Asked Questions to ways to get in touch.  ... 
doi:10.1016/j.jsv.2005.05.025 fatcat:4lvursdcbfgnfc6xnnhaasp36u

The results of a unique Nordic HAKK interlaboratory REAT comparison

Torben Poulsen
1999 Journal of the Acoustical Society of America  
Work supported by NIDCD Grant Nos. DC-00222 to PMN and DC-00112 to ERL.͔ 1108 3aABa4. Moths' ears evolved first for bat defense and later for communication.  ...  Work supported by the Danish National Research Foundation.͔  ...  The issue of inverse scattering for classification purposes is also addressed. ͓Work supported in part by EC MAST Programme and ONR.͔ 11:00 3aUWa7.  ... 
doi:10.1121/1.425267 fatcat:6pa5rsq5zjcanl55hcxmwa743u

Large-scale analysis of delayed recognition using sleeping beauty and the prince

Takahiro Miura, Kimitaka Asatani, Ichiro Sakata
2021 Applied Network Science  
AbstractDelayed recognition in which innovative discoveries are re-evaluated after a long period has significant implications for scientific progress.  ...  Acknowledgements We thank the reviewers of Complex Networks 2020 for their constructive comments. Also, we would like to thank Editage (www. edita ge. com) for English language editing.  ...  In categorical classification methods such as average-based or quartile-based approach, SB is defined by a decision tree based on predefined criteria like "sleeping period equals to the span when the number  ... 
doi:10.1007/s41109-021-00389-0 fatcat:rw5dv6e4drfixpdlbszi3h7lq4

Long-term research challenges in wind energy – a research agenda by the European Academy of Wind Energy

G. A. M. van Kuik, J. Peinke, R. Nijssen, D. Lekou, J. Mann, J. N. Sørensen, C. Ferreira, J. W. van Wingerden, D. Schlipf, P. Gebraad, H. Polinder, A. Abrahamsen (+15 others)
2016 Wind Energy Science  
It shows the vision of the experts of the eawe, but other views may be possible. We sincerely hope that it will spur an even more intensive discussion worldwide within the wind energy community.  ...  low for aviation and weather forecast experts.  ...  Aerofoil aeroacoustics Aeroacoustics remains an ill-explored field in wind turbine rotor aerodynamics.  ... 
doi:10.5194/wes-1-1-2016 fatcat:vbyckzk3evhy3mnp65sfzjz34m

News Item

2021 Acoustics Australia  
Once that decision is made, the challenge is to select appropriate reviewers and then deal with the responses. Danielle has learnt the system quickly and has shared the load.  ...  Every manuscript that arrives at the Chief Editor desk has to be read before a decision is made to proceed to the next step for review.  ... 
doi:10.1007/s40857-020-00213-2 pmid:33519059 pmcid:PMC7836038 fatcat:gfwrvwjkqzcczlz4v34ywil72i

A Conceptual Framework Proposal for a Noise Modelling Service for Drones in U-Space Architecture

Tommy Langen, Vimala Nunavath, Ole Henrik Dahle
2021 International Journal of Environmental Research and Public Health  
This paper proposes a conceptual framework for such a noise modelling service for drones with a use case scenario and verification method.  ...  European Union has defined a service-orientated architecture to provide air traffic management for drones, called U-space. However, it lacks a noise modelling service (NMS).  ...  Acknowledgments: We would like to thank both University of South-Eastern Norway and Indra Navia AS for giving us the opportunity to work on this topic.  ... 
doi:10.3390/ijerph19010223 pmid:35010481 pmcid:PMC8750543 fatcat:trpwfgar7ja6ro25prlqyqg37i

Overview of modern contributions in vehicle noise and vibration refinement with special emphasis on diagnostics

Dejan Matijevic, Vladimir Popovic
2017 FME Transaction  
This synergy of scientific and applicative approach represents a basis for further research related to this important automotive branch.  ...  The first, practical aspect was used toward structuring of the acquired knowledge and relationships, required for proper problem diagnosis. On the other hand, advanced signal analyses are considered.  ...  The above structural review could be helpful for diagnosis of practical problems and could be of great importance for the prospects of building the intelligent decision support systems.  ... 
doi:10.5937/fmet1703448m fatcat:dtez4nssaffzragtbcsjkis2qe

Performance of optimized sound field control techniques in simulated and real acoustic environments

Philip Coleman, Martin Møller, Martin Olsen, Marek Olik, Philip Jackson, Jan Abildgaard Pedersen
2012 Journal of the Acoustical Society of America  
The subjective data supported the polysomnographical findings while cortisol levels were not affected by the conditions.  ...  survey revealed that privacy-related problems were classified into 4 factors: physical environment (speech privacy), information sharing, pharmacist's social role, and a complex mechanism of the medical system  ...  Moreover, it accounts for people's concerns and integrates the exposed people as experts.  ... 
doi:10.1121/1.4709059 fatcat:5yv7djzdifgwvlzymric4u65oa

Ultrasonic splitting of oil‐in‐water emulsions

Ralf König, Ewald Benes, Martin Gröschl, Jens Hald
1999 Journal of the Acoustical Society of America  
Four protectors in search of a rating system 3aNSb13 Zannin, Paulo H. T.  ...  Room acoustical measurements thus were realized using a dodecahedron loud-speaker for measuring reverberation time, an interference-free loudspeaker with omnidirectional characteristic for recording impulse  ...  training pipe organ builders, official organ experts, and organists.  ... 
doi:10.1121/1.424512 fatcat:vtwriesktjcihcne2wjrqgpuu4

On the applicability of models for outdoor sound

Karsten B. Rasmussen
1999 Journal of the Acoustical Society of America  
Four protectors in search of a rating system 3aNSb13 Zannin, Paulo H. T.  ...  Room acoustical measurements thus were realized using a dodecahedron loud-speaker for measuring reverberation time, an interference-free loudspeaker with omnidirectional characteristic for recording impulse  ...  training pipe organ builders, official organ experts, and organists.  ... 
doi:10.1121/1.425063 fatcat:rx6rqlhfqras5gqdrobu6sl4vi

Comodulation masking release in bit‐rate reduction systems

Martin D. Vestergaard, Karsten B. Rasmussen, Torben Poulsen
1999 Journal of the Acoustical Society of America  
Aeroacoustics of axial propeller: Applying to an acoustic wind tunnel and optimization of an axial propeller for cooling system. Y.  ...  Thus, the aeroacoustic design software, DECIVENT, is used for subsonic axial flow fan, mounted as well in reduced systems like cooling systems as in greater structures like test wind tunnel.  ...  Good agreement between theory and experiment encourages the extension of the approach to more complex scatterers for classification purposes. ͓Work partially supported by EC ͑MAST DEO project͒.͔  ... 
doi:10.1121/1.425297 fatcat:fbabay7bmzfsxpgaf4re7sg6xm

The specificity of sensorimotor learning: Generalization in auditory feedback adaptation

K.G. Munhall, E.J.S. Pile, E.N. MacDonald, H.R. Dajani, D. W. Purcell
2007 Journal of the Acoustical Society of America  
Results for the population were consistent with pitch matches for expert listeners. ͓Work supported by the Center for Hearing Research, UCI.͔ ͓Work supported by NSF and SSHRC.͔ 4aPP19.  ...  Model fitting analyses indicate that decision-related independence ͑decisional separability͒ holds for all participants with the noise stimuli and the majority of participants with the harmonic stimuli  ...  Work supported by ONR and PMW-180.͔  ... 
doi:10.1121/1.2942959 fatcat:v6krgm45ozahjjzsaash3d6dkm
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