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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

Basic linear algebra uncovers and clarifies very important geometry and algebra.

Dr. Paul Garrett