PPI Repository

Percentage of times that an unwanted activity is instantiated in a group of cases.

Event log that contains activities whose execution is unwanted.

Unwanted activities negatively affect the quality of the process.

act
actinst
case
type

Formula for practitioners

$\frac{\mathit{UIC}(g)}{\mathit{I}(g)}$

$\mathit{UIC}(g)$ returns the unwanted activity instance count for group $g$.
$\mathit{I}(g)$ returns the total number of activity instances in group $g$.