Instagram Unleashes an AI System to Blast Away Nasty Comments

Every word has at least one meaning when it stands alone. But the meaning can change depending on context, or even over time. A sentence full of neutral words can be hostile (“Only whites should have rights”), and a sentence packed with potentially hostile words (“Fuck what, fuck whatever y'all been wearing”) can be neutral when you recognize it as a Kanye West lyric. Humans are generally good at this kind of parsing, and machines are generally bad.

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