Tag Archives: fraud

Relative Density and Outliers

Recently I did some work on my open source fraud analytic project beymani. I implemented one of the proximity based algorithms  using Relative Density of a data point as described in my earlier post. When the density of a data … Continue reading

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It’s a lonely life for outliers

In this post, I am back to outliers and fraud analytic. In this earlier post, I did an overview of outliers detection techniques that are being implemented with Hadoop in my open source project beymani. In this earlier post, I … Continue reading

Posted in Big Data, Data Science, Fraud Detection, Hadoop and Map Reduce, Predictive Analytic | Tagged , , , | 1 Comment

Fraudsters are not Model Citizens

In my earlier post, I did an overview of the outlier detection techniques in big data and specifically Hadoop context. As I mentioned, fraud detection is essentially translates to outlier detection in data mining parlance. In his post, I will … Continue reading

Posted in Big Data, Fraud Detection, Hadoop and Map Reduce | Tagged , , | 7 Comments

Fraudsters, Outliers and Big Data

Recently, I started working on Hadoop based solutions for fraud detection. Fraud detection is critical for many industries,  including  but not limited to financial,  insurance  and retail. Data mining is a key enabler in effective fraud detection. In this and … Continue reading

Posted in Big Data, Data Mining, Fraud Detection | Tagged , , | 22 Comments