Automatic Bird Song Recognition |
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Page 34
... harmonics . In voiced speech , the plot of G ( ej∞ ) against w is a series of ripples representing the harmonics of the glottal vibration frequency , and H ( z ) contains broader and higher peaks corresponding to the resonant ...
... harmonics . In voiced speech , the plot of G ( ej∞ ) against w is a series of ripples representing the harmonics of the glottal vibration frequency , and H ( z ) contains broader and higher peaks corresponding to the resonant ...
Page 35
... harmonics , at multiples of this pitch . Two ways in which instrument tone quality sometimes manifests itself in spectra are , first , in the ranges of frequencies in which the harmonics are particularly strong , and , second , in the ...
... harmonics , at multiples of this pitch . Two ways in which instrument tone quality sometimes manifests itself in spectra are , first , in the ranges of frequencies in which the harmonics are particularly strong , and , second , in the ...
Page 37
... harmonics than birds from the other group . The examples of Figures 11b and 12 are typical in these respects . The number of harmonics for each of the species varies from zero to two , with occasional very slight peaks beyond this . The ...
... harmonics than birds from the other group . The examples of Figures 11b and 12 are typical in these respects . The number of harmonics for each of the species varies from zero to two , with occasional very slight peaks beyond this . The ...
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