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[[Media:Batnoises.mp3|Recording of nighttime noises on Purdue's campus]]
 
[[Media:Batnoises.mp3|Recording of nighttime noises on Purdue's campus]]
 
[[File:Spectrogrambatnoises.PNG|unframed|Spectrogram of recording of nighttime noises on Purdue's campus]]
 
[[File:Spectrogrambatnoises.PNG|unframed|Spectrogram of recording of nighttime noises on Purdue's campus]]
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[[File:batnoisesmatlab.PNG|unframed|Matlab code used to filter recording of nighttime noises to hear bat noises more clearly]]
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[[Media:Filteredbatnoises.mp3|Filtered recording of nighttime noises on Purdue's campus]]

Revision as of 19:37, 1 December 2019

Use Spectrogram Analysis and Filtering to Hear Recorded Bat Noises More Clearly

by Audrey Trujillo

Recording of nighttime noises on Purdue's campus Spectrogram of recording of nighttime noises on Purdue's campus

Matlab code used to filter recording of nighttime noises to hear bat noises more clearly Filtered recording of nighttime noises on Purdue's campus

Alumni Liaison

Prof. Math. Ohio State and Associate Dean
Outstanding Alumnus Purdue Math 2008

Jeff McNeal