Fraud Detection via Contrastive Positive Unlabeled Learning.

Vinay M. S.Shuhan Yuan Xintao Wu

Published in: Big Data (2022)

Keyphrases

fraud detection
active learning
unsupervised learning
database
prior knowledge
supervised learning
machine learning
learning process
network intrusion detection
data mining
training set
data points
k nearest neighbor
outlier detection
information sharing
positive and unlabeled examples