Research Article

Calculating Trust Using Multiple Heterogeneous Social Networks

Table 2

TS for shortest path trust evaluation algorithm using four different data fusion techniques with varying percentage of participant overlap and tie overlap. CN1 and CN2 represent original networks N1 and N2 in the consolidated version of MuHe networks.

POTOAverage strength of ties in the network (TS)
N1N2CN1CN2MuHe
SWAWOWAOWASWAWOWAOWASWAWOWAOWA

4000.530.550.560.210.480.440.580.210.500.170.520.170.440.22
200.520.550.590.240.470.390.640.260.520.150.540.190.440.19
300.550.520.660.260.520.420.610.250.490.140.550.190.440.20

6000.580.550.610.230.530.510.600.230.520.280.580.200.490.30
200.550.580.650.270.530.390.670.270.550.190.620.230.510.24
400.550.540.680.300.540.420.660.290.530.210.610.240.490.25
600.460.550.630.290.480.370.730.320.560.230.610.230.460.23

8000.560.540.590.240.510.500.590.250.520.380.590.230.510.38
200.610.560.690.290.570.390.670.290.550.270.670.270.550.30
400.570.600.740.340.590.420.750.340.590.300.710.310.570.32
600.550.540.760.380.570.450.760.380.570.340.700.320.530.33
800.500.530.740.380.550.440.780.390.580.370.690.320.510.32

10000.580.560.590.270.530.530.590.270.530.530.590.270.530.53
200.540.530.640.290.540.320.640.290.540.320.640.290.540.32
400.550.590.720.340.590.370.720.340.590.370.720.340.590.37
600.520.550.770.380.590.400.770.380.590.400.770.380.590.40
800.570.580.870.460.650.480.870.460.650.480.870.460.650.48
1000.580.520.930.500.660.530.930.500.660.530.930.500.660.53