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Study on the possibilities to apply spectrumindex
Juhani Parmanen, Pauli Sysiö
VTT Technical Research Centre of Finland
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Keyphrases
Reduction Index
100%
Noise Spectrum
66%
Noise Reduction
66%
Traffic Noise
66%
Sound Insulation
33%
Sound Field
33%
Estimation Method
33%
Reliable Estimation
33%
Sound Pressure Level
33%
Greek
33%
C-weighting
33%
Pink Noise
33%
Building Acoustics
33%
Sound Reduction Index
33%
Frequency Weighting
33%
Engineering
Noise Spectra
100%
Pink Noise
50%
Sound Reduction Index
50%
Sound Pressure Level
50%
Estimation Result
50%
C-Weighting
50%
Limitations
50%
Sound Insulation
50%
Building Acoustics
50%
Sound Field
50%
INIS
noise
100%
spectra
100%
reduction
80%
equations
40%
values
20%
levels
20%
curves
20%
france
20%
acoustics
20%
doors
20%
sulfur 31
20%
Physics
Noise Spectra
100%
Noise Reduction
100%
Sound Field
50%
Sound Insulation
50%
Building Acoustics
50%
Sound Pressure
50%