iBGP: A Bipartite Graph Propagation Approach for Mobile Advertising Fraud Detection

Table 1

Basic settings of synthetic data generation algorithm.

Type	Symbol	Description
Unlabeled users		Each unlabeled user randomly picks 1 to apps as targets, with probability to operate the th app in app partite.
Fraud users		Each fraud user randomly picks 1 to apps as targets, with probability to operate fraud app. Particularly, and .
Normal apps		The normal label is randomly assigned.
Fraud apps		The fraud label is randomly assigned.