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This paper addresses the problem of the unsupervised approach of credit card fraud detection in unbalanced datasets using the ARIMA model. The ARIMA model is fitted to the regular spending behaviour of the customer and is used to detect fraud if some
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c9f33bf8ffc27c6ef59c35840776c28c
http://arxiv.org/abs/2009.07578
http://arxiv.org/abs/2009.07578
