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Cheque it Twice: Reducing False Positives When Detecting Fraudulent Financial Transactions

Introduction Even with years of experience detecting and correcting fraudulent transactions, card fraud remains an incredibly prevalent issue. In 2019, global losses due to card fraud were estimated to be around $28.65 billion, and the prevalence of online banking means attacks are quick to execute and easy to scale. Extensive fraud detection systems are already […]

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One Step at a Time: Predicting Pedestrian Traffic Using Betweenness

Crowded Streets With a population of almost 2.8 million in the city, not even accounting for those that commute daily for work, Toronto has to move a lot of people through a small space, fast. Car traffic through the city is slow at the best of times, and with alternative transportation becoming increasingly popular, models […]