NLPIR SEMINAR 15th ISSUE COMPLETED
Last week, Yvette gave a presentation about the paper, Credit Card Fraud Detection using Non-Overlapped Risk based Bagging Ensemble (NRBE), and shared some opinion on it.
After the presentation, several questions were asked. The Q&As are listed as following:
Q: can you tell me why Naïve Bayes is used in this paper?
A: To handle the noise and imbalance of the data
Q: What is the innovation of this article compared to related work?
A: He proposed the Non-Overlapped Risk based Bagging Ensemble(NRBE)
Q: In the data set how many are fraud?
A: The Brazilian Bank dataset consists of 0.3 million instances and exhibits an imbalance ratio of 25.7, but don’t have statistic the mount of the fraud data.
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