Automatic Bird Song Recognition |
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Page 14
... integer round - offs ) one fifth of the zero crossings of the chirp . Division using this method means that low frequency " fifths " have duration longer than one fifth of the duration of the chirp , and that the high frequency " fifths ...
... integer round - offs ) one fifth of the zero crossings of the chirp . Division using this method means that low frequency " fifths " have duration longer than one fifth of the duration of the chirp , and that the high frequency " fifths ...
Page 51
... integers can be made arbitrarily accurate . The frequent sampling of points with large values insures that the CDFE will not miss chirps of large amplitude . The issue of the frequency with which large points are sampled is not ...
... integers can be made arbitrarily accurate . The frequent sampling of points with large values insures that the CDFE will not miss chirps of large amplitude . The issue of the frequency with which large points are sampled is not ...
Page 53
... integers and relatively prime , and c = b mod a , then the fraction of excursion cycles ( after the digitization ) that have length differing by one from the 2c preceding excursion cycle's length is 20 if < , otherwise 2 ( a – c ) , a ...
... integers and relatively prime , and c = b mod a , then the fraction of excursion cycles ( after the digitization ) that have length differing by one from the 2c preceding excursion cycle's length is 20 if < , otherwise 2 ( a – c ) , a ...
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