Structure

Hierarchical

Random

Set 1

Set 2

Set 3

Set 4

Set 5

Set 6

k = 6

k = 4

k = 2

Continents

2

4

2

Countries/Continent

3

4

2

States/Country

4

3

4

Cities/State

8

4

12

Cities (subpops.)

192

192

192

One-step path coeff.

k1

7.00

4.00

7.00

7.00

3.00

5.00

k2

3.00

2.00

3.00

3.00

3.00

2.00

k3

1.00

0.50

1.00

1.00

2.00

1.00

k4

0.50

0.25

0.50

0.50

1.00

1.00

k_total

11.50

6.75

11.50

11.50

9.00

9.00

6.00

4.00

2.00

Number of migrants

M1

1000

520

1500

250

520

520

M2

400

250

435

85

250

250

M3

80

20

50

50

20

20

M4

20

10

15

15

10

10

M_total

1500

800

2000

400

800

800

1200

800

400

M1/M4

50

52

100

17

52

52

M1/M3

12.5

26

30

5

26

26

Results

Mean path length

2.84

3.61

2.84

2.84

3.05

2.80

3.12

3.89

6.58

Longest path

5.02

7.06

5.00

5.00

5.42

5.04

6.22

8.74

16.94

Connectivity

1.000

1.000

1.000

1.000

1.000

1.000

0.996

0.965

0.640

Rel. FGCA time

1.73

2.21

1.72

2.40

2.76

2.06

1.52

1.77

2.41

Rel. CGCA time

1.60

2.03

1.60

2.17

2.54

1.92

1.41

1.63

2.32