Resolving the Data Imbalance problem in Fraud Detection Using Sampling and Machine Learning Techniques
Year: 2025
Type: article
Abstract: : "Class imbalance" alludes to categorizing the false and non-deceitful classes in a dataset. The quantity ofevents of the positive class (minority) in class awkwardness issues is considerably more modest than the quantity ofcases of the negative class (larger part) (greater part). Because of the way that the non-deceitful class is morepervasive and the false class is unprecedented, the last option would be considered exceptions, bringing aboutmisclassification of the minority class. Subsequently, the results of inconsistent classes are not right all the time.The proposed model expects to test the dataset utilizing arbitrary undersampling procedures like Near Miss andoversampling methods like SMOTE and ADASYN, after which the fair dataset will be given to the classifier andthe outcomes will be analyzed, assessed utilizing execution assessment measurements considering various essentialparameters to obtain high eficiency. The results show how SMOTE technique stands out from other samplingtechniques in obtaining a model with high accuracy. By resolving class imbalance problem, we can overcomevarious constraints in Fraud Detection, inconsistency identification, oil slick observing, spam separating, networkintrusion recognition, and also in clinical applications.
Author: Ron George, Prof. Swati Ringe, Clayton Almeida, Akshay Naphade
Institution: University of Mumbai
Language: English
Subfield: Artificial Intelligence
Field: Computer Science
Domain: Physical Sciences
SDG: Reduced inequalities
Open Access status: green
OpenAlex ID: W6930620651
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