diff_Q3 : Q3(this protein) - Q3(average over all proteins)
with: three-state per-residue accuracy (percentage of correctly predicted residues)
diff_sov : Sov3(this protein) - Sov3(average over all proteins)
with: three-state per-segment accuracy (percentage of segment overlap)
diff_info : info(this protein) - info(average over all proteins)
with: info=(infoO + infoP)/2information index accuracy (percentage of observed)
and with: infoO=information index accuracy (percentage of observed)
and with: infoP=information index accuracy (percentage of predicted)