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- W2373406191 abstract "The high-frequency of acoustic leak signal attenuates when in transmission,while the low-frequency can travel a far way.This paper fits a simulation model of acoustic leakage signal in gas pipeline according to this feature,compares and analysis FFT,wiener filtering,median filtering and wavelet analysis using rms and rmse as parameters based on this model.Result shows background noise decreasing using wavelet analysis have the highest rms and lowest rmse,wiener filtering is secondary,median filtering and FFT is the worst." @default.
- W2373406191 created "2016-06-24" @default.
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- W2373406191 date "2013-01-01" @default.
- W2373406191 modified "2023-09-23" @default.
- W2373406191 title "Several Filting Algorithm for Acoustic Leak Signals in Gas Pipeline" @default.
- W2373406191 hasPublicationYear "2013" @default.
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