Global ETD Search
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Showing 1 to 2 of 2 for “"Greiðslukort"”.
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A replication of a cost-sensitive decision tree approach for fraud detection
Payment card fraud poses a problem with widespread implications. However, the class imbalance between genuine and fraudulent transactions presents a challenge to traditional learning methods. Cost-based methods address this problem by assigning different costs to the misclassification of each …
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The effects of payment card fraud on consumer behaviour
Payment card fraud has increased significantly in the past decade due to technological innovations and increased usage of payment cards. Fraudsters are becoming more sophisticated in their attacks, finding new ways of bypassing security systems to access card information. Previous research has …