Research Article

Development of a Decision Making Algorithm for Traffic Jams Reduction Applied to Intelligent Transportation Systems

Table 5

Subintervals and fuzzy weights assigned for the measurements considered as criteria.

Criterion Subintervals Fuzzy weight

Traffic flow (min: 0 veh/h, max: 5750 veh/h)0–638,9 (1, 1, 3)
638,9–1277,8 (1, 2, 4)
1277,8–1916,7 (1, 3, 5)
1916,7–2555,6 (2, 4, 6)
2555,6–3194,4 (3, 5, 7)
3194,4–3833,3 (4, 6, 8)
3833,3–4472,2 (5, 7, 9)
4472,2–5111,1 (6, 8, 9)
5111,1–5750 (7, 9, 9)
>5750 (7, 9, 9)

Average speed (min: 15 km/h, max: 125 km/h) 0–12,22 (1, 1, 3)
12,22–24,44 (1, 2, 4)
24,44–36,67 (1, 3, 5)
36,67–48,89 (2, 4, 6)
48,89–61,11 (3, 5, 7)
61,11–73,33 (4, 6, 8)
73,33–85,56 (5, 7, 9)
85,56–97,78 (6, 8, 9)
97,78–110 (7, 9, 9)
>110 (7, 9, 9)

Occupancy rate (min: 0%, max: 43%) 0–4,78 (1/3, 1, 1)
4,78–9,56 (1/4, 1/2, 1)
9,56–14,33 (1/5, 1/3, 1)
14,33–19,11 (1/6, 1/4, 1/2)
19,11–23,89 (1/7, 1/5, 1/3)
23,89–28,67 (1/8, 1/6, 1/4)
28,67–33,44 (1/9, 1/7, 1/5)
33,44–38,22 (1/9, 1/8, 1/6)
38,22–43 (1/9, 1/9, 1/7)
>43 (1/9, 1/9, 1/7)