Table 2 Base features of nodes
Feature representation | Feature meaning |
|---|---|
degree_in/to/total_sum | Incoming/outgoing/total transaction volume |
neighbor_in/to/total | Incoming/outgoing/total neighbors |
Inverse_frequency | Ratio of total number of transactions to number of neighbors |
Amount_0_percentage | Percentage of neighbors with all 0 transactions |
degree_total_max | The maximum value of the total transaction volume |