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  Published Paper Details:

  Paper Title

HEURISTIC APPROACH OF OVER-SAMPLING AND UNDER-SAMPLING IN FRAUD DETECTION

  Authors

  Rahul Pandya,  Shivang S. Manhas,  Arieyshma Chowhan,  Ronit Gandhi,  Aditya Umalkar

  Keywords

Detection, Imbalaced data, SMOTE, Sampling, Anamoly Detection, Near Miss

  Abstract


In AI and Information Science, we frequently run over a term called Imbalanced Information Conveyance, Disorganized or random chunks of scattered data, which is the usual occurrence when perceptions in one of the classes are higher than different classes or the other way around. In real applications, Data sets with imbalanced class distributions are quite frequent. For example, in credit card fraud detection, legal transactions outnumber the fraud transactions or during an automated inspection of the products in a coffee-mug industry would evaluate that the defective products are significantly less compared to the non-defective ones. This distribution when compared to the classifier tends to have a biased image for the majority class. The reason that this idea might be occurring is due to the fact, while performing the engineers are more concerned to have accuracy for the result and not on the performing stage, that is, they are accuracy driven. Considering the same case of fraud detection for credit card users, the accuracy for no fraudulent detection might achieve the 97% benchmark but despite this achievement in such cases, the rare class has much greater importance than the majority class. There are primarily two methodologies that are utilized for dealing with imbalanced class appropriation, one is SMOTE and the other is Near Miss Algorithm. There are more ways of drawing closer imbalanced datasets, for example, Cost-sensitive learning or Anomaly detection and so on. As AI calculations will generally increment exactness by minimizing the error, they are not efficient for varied class distributions.

  IJCRT's Publication Details

  Unique Identification Number - IJCRT2301477

  Paper ID - 230412

  Page Number(s) - d787-d791

  Pubished in - Volume 11 | Issue 1 | January 2023

  DOI (Digital Object Identifier) -   

  Publisher Name - IJCRT | www.ijcrt.org | ISSN : 2320-2882

  E-ISSN Number - 2320-2882

  Cite this article

  Rahul Pandya,  Shivang S. Manhas,  Arieyshma Chowhan,  Ronit Gandhi,  Aditya Umalkar,   "HEURISTIC APPROACH OF OVER-SAMPLING AND UNDER-SAMPLING IN FRAUD DETECTION", International Journal of Creative Research Thoughts (IJCRT), ISSN:2320-2882, Volume.11, Issue 1, pp.d787-d791, January 2023, Available at :http://www.ijcrt.org/papers/IJCRT2301477.pdf

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ISSN: 2320-2882
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ISSN: 2320-2882
Impact Factor: 7.97 and ISSN APPROVED
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