PPI Repository

Activity and Role count Ratio

\mathit{ARoleR}(c)

Dimension:

Flexibility

Granularity:

Case

Ratio between the number of activities that occur in a case, and the number of human resource roles that are involved in the execution of a case.

Process where several roles are involved.

Minimizing the number of human resource roles involved in the execution of the case is desirable.

MAXIMIZE

act
case
role

$\frac{\mathit{A}(c)}{\mathit{Role}(c)}$

$\mathit{A}(c)$ returns the number of unique activities in case $c$ .
$\mathit{Role}(c)$ returns the number of unique roles involved in case $c$ .

$\frac{\mathit{A}(c)}{\mathit{Role}(c)}$

This indicator is implemented in the process_performance_indicators Python library.

process_performance_indicators.indicators.flexibility.cases.activity_and_role_count_ratio