NMSE example 3.4
pf,          0
pd,     100000
test,         time,            max,            avg
if,         412083,              0,           -nan
id,    8.69148e+06,         61.959,        2.15222
of,    4.16825e+06,              0,           -nan
od,    1.29714e+07,        61.8918,        14.6795
df,              0,              0
dd,        61.8918,          39668
