PPI Repository

Percentage of times that any activity is instantiated again, after it is instantiated a certain number of times, in a case.

Process where rework occurs recurrently.

Minimizing rework is desirable.

act
actinst
case
type

Formula for practitioners

$\frac{\mathit{RewCV}(c, \mathit{val})}{\mathit{I}(c)}$

$\mathit{RewCV}(c, \mathit{val})$ returns the rework count by value $\mathit{val}$ for case $c$.
$\mathit{I}(c)$ returns the total number of activity instances in case $c$.