FdGars: Fraudster Detection via Graph Convolutional Networks in Online App Review System.
Jianyu WangRui WenChunming WuYu HuangJian XionPublished in: WWW (Companion Volume) (2019)
Keyphrases
- object detection
- online learning
- graph representation
- false positives
- real time
- graph structures
- detection method
- detection algorithm
- small world
- random walk
- average degree
- graph structure
- anomaly detection
- graph model
- online reviews
- fully connected
- directed graph
- fraud detection
- social graphs
- complex networks
- network structure
- directed edges
- betweenness centrality
- weighted graph
- densely connected
- graph layout
- dynamic networks
- network size
- spanning tree
- bipartite graph
- detection rate
- connected components
- structured data
- social networks