Table 4 Parameters for relief demands generation.

From: Research on efficient relief logistics planning under massive natural disasters

Disaster

Magnitude

Demand occurrence probability

Ratio of victims

Ratio of evacuees (on every 30 min)

Radius

DAA

IAA

DAA

IAA

Typhoon

Weak

35%

15%

N (1%, 1)

N (0.3%, 1)

N (40%, 1)

N (5 km, 1)

Strong

70%

35%

N (2%, 1)

N (0.6%, 1)

N (60%, 1)

Earthquake

Weak

40%

25%

N (2%, 1)

N (3%, 1)

N (50%, 1)

N (10 km,1)

Strong

80%

50%

N (4%, 1)

N (2%, 1)

N (70%, 1)

Heavy rain

Weak

15%

10%

N (0.3%, 1)

N (0.15%, 1)

N (20%, 1)

N (3 km, 1)

Strong

30%

20%

N (0.6%, 1)

N (0.3%, 1)

N (40%, 1)