BIRDNEST: Bayesian Inference for Ratings-Fraud Detection.
Bryan HooiNeil ShahAlex BeutelStephan GünnemannLeman AkogluMohit KumarDisha MakhijaChristos FaloutsosPublished in: SDM (2016)
Keyphrases
- bayesian inference
- fraud detection
- outlier detection
- credit card fraud detection
- probabilistic model
- cost sensitive
- network intrusion detection
- prior information
- social network analysis
- data mining techniques
- hyperparameters
- credit card
- online auctions
- reputation systems
- data mining
- intrusion detection
- bayesian model
- rare events
- markov chain monte carlo
- hierarchical bayesian
- training data
- multi class
- link discovery
- data model
- active learning
- machine learning
- maximum likelihood
- expectation propagation