An Open Access Journal
Table 4 Performance Indicators
From: Performance assessment of alternative SSS networks by combining KPIs and factor-cluster analysis
KPI | Unit of measure | Existing network | Optimized network | Desired trend | Best performing scheme | Variation (%) | ||
|---|---|---|---|---|---|---|---|---|
Mean | StDev | Mean | StDev | |||||
WF | times/week | 1.0 | 1.0 | 1.2 | 0.8 | > | Optimized | + 20.00 |
NS | stops/travel | 3.8 | 0.8 | 1.8 | 0.3 | < | Optimized | −52.6 |
SD | NM/travel | 2102.6 | 587.8 | 1865.1 | 123.3 | < | Optimized | −11.3 |
TT | h/travel | 392.1 | 148.2 | 225.9 | 23.4 | < | Optimized | −42.4 |
RWT | – | 0.5 | 0.2 | 0.3 | 0.1 | < | Optimized | −40.0 |
OC | €/lm | 1976.0 | 1916.0 | 1089 | 1027 | < | Optimized | −44.9 |
TC | €/lm | 745.0 | 281.6 | 429.2 | 44.5 | < | Optimized | −42.4 |
UE | kgCO2/lm | 5733.0 | 5451.0 | 465.5 | 212.6 | < | Optimized | −91.9 |