AUDIO ENCODING APPARATUS, DECODING APPARATUS, METHOD, CIRCUIT AND PROGRAM
Provided is an encoding device (1) including: a pitch contour analysis unit (101) which detects information, a dynamic time-warping unit (102) which generates, based on the information, pitch change ratios (Tw_ratio in Fig. 18 ) within a range (86) including a range (86a) of the pitch change ratios...
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