Improved TrAdaBoost and its Application to Transaction Fraud Detection

Mathematics

• Fraud Detection 100%
• AdaBoost 87%
• Transactions 68%
• Training 29%
• Concept Drift 17%
• Knowledge Transfer 16%
• Decrease 15%
• Distance Distribution 12%
• Feature Space 12%
• Boosting 12%
• Data Distribution 11%
• Reproducing Kernel Hilbert Space 10%
• Machine Learning 10%
• Update 8%
• Scenarios 8%
• Target 7%
• Experiment 6%
• Testing 6%
• Series 5%

Social Sciences

• fraud 56%
• transaction 51%
• knowledge transfer 9%
• learning method 8%
• credit 7%
• scenario 6%
• time 6%
• experiment 5%

Engineering & Materials Science

• Adaptive boosting 64%
• Hilbert spaces 12%
• Machine learning 6%