NMSE problem 3.4.1
pf,          0
pd,     100000
test,         time,            max,            avg
if,         356985,              0,           -nan
id,    4.55959e+06,             63,        17.3105
of,    1.12925e+06,              0,           -nan
od,    1.08777e+07,        61.9972,        29.5078
df,             31,         100000
dd,        61.9972,          32998