is relevant
y′′=1
if
ω
is detected by the algorithm
y=0
otherwise
y′′=0
otherwise
*
Recall=h(t)πRecall=Pr(y′′=1|y=1) *
Precision=h(t)tPrecision=Pr(y=1|y′′=1) *
Precision=Pr(y′′=1|y=1)⋅Pr(y=1)Pr(y′′=1)=Recall⋅πt *
Average Precisiondefine11−0∫10p(r)dr=∫10p(r)dr