| http://www.w3.org/ns/prov#value | - FIG. 7 is a graph comparing an original audio spectrum, an audio spectrum obtained by the conventional residual signal coding method using a transform coding scheme, and an audio spectrum obtained by the method according to the present invention, which illustrates a case where an audio signal in the band of 2.7???3.7 KHz is coded with 40 bits and then the coded signal is decoded.
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