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How to Build First CC Fraud Model using CatBoost

#artificialintelligence

Last week I mentioned I would be working through the new IEEE-CIS Fraud Detection Kaggle Competition as a mechanism for exploring some Data Science concepts. The first video walked you through setting up a Python environment and using version control for an ML project. This week, I have a new video that dives into the data and builds the first model using the Gradient Boosting library, Catboost.


Ad fraud scam drains your phone battery and lets advertisers make money by running hidden video ads

Daily Mail - Science & tech

A new report has uncovered a massive advertising fraud scheme that made scammers serious cash, fooled marketing companies and killed users' smartphone batteries. The scheme operated via fake banner advertisements that were secretly hidden behind legitimate banner ads in Android apps, according to BuzzFeed News. This scam was previously spotted by at least two ad fraud detection firms, Protected Media and online media verification firm DoubleVerify's ad fraud lab. A new report has uncovered a massive advertising fraud scheme that let made scammers serious cash, fooled marketing companies and killed users' smartphone batteries Fraudsters were able to hijack in-app ads in apps using Twitter's MoPub ad platform. App developers say they've received complaints of their apps draining consumers' phone batteries, BuzzFeed said, but they often can't explain the source of the battery drain.


Twenty Percent of Seafood Is Mislabeled

Mother Jones

For more on how fishermen are using tech to fight back against fish fraud, read this piece and listen to our Bite episode "Fishy Business" here.


Memos: Facebook Allowed 'Friendly Fraud' to Profit From Kids

U.S. News

The internal Facebook memos and other records were unsealed late Thursday. They were part of a lawsuit centered on allegations that Facebook knowingly gouged teenagers by permitting them to spend hundreds of dollars buying additional features on games such as "Angry Birds" and "Barn Buddy."


'Third of charity fraud involved volunteers or staff', report claims

BBC News

A third of charity fraud cases in England and Wales are suspected to involve staff, trustees or volunteers, the charity watchdog has claimed. The Charity Commission report said organisations should stay alert to "insider fraud", and make sure that "mutual trust" is not abused. The commission said crimes committed could be opportunistic or due to a lack of charity oversight. The organisation also issued an appeal on insider fraud incidents. The statistics relate to instances of fraud between April 2015 and March 2016.