2 papers
cs.LG2020
Cost-sensitive Semi-supervised Classification for Fraud Applications
Sulaf Elshaar, Samira Sadaoui
This research explores Cost-Sensitive Learning (CSL) in the fraud detection domain to decrease the fraud class's incorrect predictions and increase its accuracy. Notably, we concen…
cs.LG2019
Building High-Quality Auction Fraud Dataset
Sulaf Elshaar, Samira Sadaoui
Given the magnitude of online auction transactions, it is difficult to safeguard consumers from dishonest sellers, such as shill bidders. To date, the application of Machine Learni…