Automatic Bird Song Recognition |
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Page 10
... ( CDFE ) is to convert the digital representation of a bird song into a list of chirps by detecting segments of the series of digital samples meeting the requirements of the above definition . This chirp list is subsequently converted by ...
... ( CDFE ) is to convert the digital representation of a bird song into a list of chirps by detecting segments of the series of digital samples meeting the requirements of the above definition . This chirp list is subsequently converted by ...
Page 11
Edward R. Oswalt. The output of the CDFE is a list of feature vectors ( with one vector for each chirp ) in which each vector describes much of the important quality of the chirp it represents . The CDFE scans through the sample points ...
Edward R. Oswalt. The output of the CDFE is a list of feature vectors ( with one vector for each chirp ) in which each vector describes much of the important quality of the chirp it represents . The CDFE scans through the sample points ...
Page 51
... CDFE will not miss chirps of large amplitude . The issue of the frequency with which large points are sampled is not addressed here . Theorem 2 shows , again for the idealized whistle , that the " scatter " variable has value ≤ 1.0 ...
... CDFE will not miss chirps of large amplitude . The issue of the frequency with which large points are sampled is not addressed here . Theorem 2 shows , again for the idealized whistle , that the " scatter " variable has value ≤ 1.0 ...
Common terms and phrases
ACOUSTIC SUBSOURCE algorithm analysis average amplitude avian bird song recognition bird species California Quail calls CDFE centisecond cepstral cepstral peak Cepstrum chirp feature vectors chirp list Clark's Nutcracker comparison Computer congruent corresponding described in Section detected difference duration dynamic time warping entire song excursion cycle Figure 11b formula Greenewalt harmonics Hence High Low High House Finch human speech recognition individual integer inter-note distances internal tympaniform membranes Inverse Fourier Transform Itakura distance length Linear Prediction low frequency LPC distance metric magnitude Markov models noise Olive-sided Flycatcher phonemes present point range recognition system recordings represented ripples sample points sampling rate Scrub Jay segment of speech sequence of labels signal similar sine wave sonagrams song feature Song Sparrow sound spectral peaks spectrum squawk Steller's Jay SUBSOURCE OF PHONE Swainson's Thrush syntactic Theorem thesis trachea Typical upward zero crossing vocal tract Warbling Vireo waveform Western Meadowlark whistled White-crowned Sparrow