Computer Sciences

How voice assistants follow inaudible commands

An attack against speech recognition systems with manipulated audio files used to work only via a data interface. Now, all it takes is playing the secret messages via loudspeakers.

Internet

Twitter tests Safety Mode to block internet trolls

Twitter on Wednesday announced it is testing a new feature that automatically blocks hateful messages, as the US site comes under increasing pressure to protect its users from online abuse.

Computer Sciences

AI can use human perception to help tune out noisy audio

Researchers have developed a new deep learning model that promises to significantly improve audio quality in real-world scenarios by taking advantage of a previously underutilized tool: Human perception.

Machine learning & AI

Can you trust your ears? AI voice scams rattle US

The voice on the phone seemed frighteningly real—an American mother heard her daughter sobbing before a man took over and demanded a ransom. But the girl was an AI clone and the abduction was fake.

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