Fraud detection using self-organizing map visualizing the user profiles.
Dominik OlszewskiPublished in: Knowl. Based Syst. (2014)
Keyphrases
- self organizing maps
- user profiles
- fraud detection
- outlier detection
- information filtering
- user profiling
- cost sensitive
- neural network
- credit card fraud detection
- user interests
- network intrusion detection
- data mining techniques
- web mining
- data mining
- unsupervised learning
- som neural network
- recommender systems
- online auctions
- social network analysis
- collaborative filtering
- intrusion detection
- personalized search
- input data
- k means
- network anomaly detection
- web usage mining
- databases
- growing self organizing map
- anomaly detection
- image classification
- knowledge discovery
- data points
- feature vectors
- feature space
- data analysis
- similarity measure
- decision trees
- machine learning
- real world