This paper addresses the problem of detecting finback whale (Balaenoptera physalus) calls-20-30-Hz one-second noise bursts-in a high-noise (0-15-dB SNR) environment. The solution is to compute a spectrogram, apply faster narrow-band loudness masking with loudness normalization, and threshold the output. Test results for several recordings, a comparison with other methods, and limitations of the technique are covered.
Authors:
Melinger, David K.; Clark, Christopher W.
Affiliation:
Comell University, Ithaca, NY
AES Convention:
95 (October 1993)
Paper Number:
3709
Publication Date:
October 1, 1993
Subject:
Psychoacoustics and Subjective Assessment
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