Fresh concerns raised over sources of training material for AI systems

Investigations reveal limited efforts to ‘clean’ datasets of fascist, pirated and malicious materialFresh fears have been raised about the training material used for some of the largest and most powerful artificial intelligence models, after several investigations exposed the fascist, pirated and malicious sources from which the data is harvested.One such dataset is the Colossal Clean Crawled Corpus, or C4, assembled by Google from more than 15m websites and used to train both the se