Research Article

Practical Web Spam Lifelong Machine Learning System with Automatic Adjustment to Current Lifecycle Phase

Table 8

The F-measure obtained by the rejection system during 10 periods.

Testing Learning

0.950.901.000.991.000.960.990.950.990.990.99
0.950.910.980.990.980.950.970.980.980.990.99
0.950.920.981.000.980.950.980.970.990.990.99

0.940.880.990.990.990.960.981.000.980.991.00
0.940.990.970.990.970.950.960.980.980.990.98
0.941.000.981.000.980.940.970.990.990.991.00

0.940.990.970.990.970.940.980.980.990.990.99
0.941.000.980.970.960.900.850.820.810.870.90
0.941.000.970.990.970.930.980.970.990.990.99