hz2mel, mel2hz

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Convert all elements of x from Hertz to Mel and vice versa.

Usage
hz2mel(x)
mel2hz(x)
x
a scalar, vector or matrix
Result
The result r has the same type as x and contains the converted elements of x.
hz2mel
ri,j = 2595. * log10(1. + xi,j / 700.) : 0.
bark2hz
Because the above formula is not directly invertable, an iteration algorithm is used to convert the xi,j from Bark to the result ri,j in Hz.
Note: Both functions are also available in the expressions used in the NUM and INT command.
See also
hz2mel, mel2hz, hz2erb, erb2hz, hz2cent, cent2hz, hth, lin2log, log2lin

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