I meant to suggest the near opposite. That with pop/rock/rap, a 10s chunk is enough to get a signature for the wole piece. While for classical, the music chan

I meant to suggest the near opposite. That with pop/rock/rap, a 10s chunk is enough to get a signature for the wole piece. While for classical, the music changes enough that any 10s chunk may not respesent adequately a different 10s chunk.