Incorporating Space-Time Correlation of Population Densities into the Design of a Candidate Rail Transit Line over Years
Table 2
Numerical results.
Temporal cc
Spatial cc
(km)
−1
−1
30.98
17.49
9.59
28
16
9
11.19
−1
−0.8
29.95
16.91
9.27
27
15
8
11.20
−1
−0.6
28.93
16.34
8.95
26
15
8
11.21
−1
−0.4
17.91
15.76
8.64
25
14
8
11.22
−1
−0.2
26.88
15.18
8.32
24
14
8
11.22
−1
0
15.86
14.60
8.00
24
13
7
11.23
−1
0.2
14.84
14.02
7.68
23
13
7
11.24
−1
0.4
13.81
13.45
7.37
22
12
7
11.25
−1
0.6
22.79
12.87
7.05
21
12
6
11.26
−1
0.8
22.77
12.29
6.73
20
11
6
11.27
−1
1
20.74
11.71
6.42
19
11
6
11.29
1
−1
22.09
14.36
9.21
20
13
8
8.60
1
−0.8
21.36
13.88
8.90
19
13
8
8.60
1
−0.6
20.63
13.41
8.60
19
12
8
8.61
1
−0.4
19.90
12.93
8.29
18
12
8
8.61
1
−0.2
19.17
12.46
7.99
17
11
7
8.62
1
0
18.44
11.99
7.68
17
11
7
8.62
1
0.2
17.71
11.51
7.38
16
10
7
8.63
1
0.4
16.98
11.04
7.08
15
10
6
8.64
1
0.6
16.25
10.56
6.77
15
10
6
8.65
1
0.8
15.52
10.09
6.47
14
9
6
8.66
1
1
14.79
9.61
6.16
13
9
6
8.67
Note: “cc” represents covariance coefficient. represents optimal rail length in year ), represents optimal rail station number in year , and represents the optimal project start time of the candidate rail transit line with respect to the base year.
