Facebook doesn’t just want its AI-trained bots to know how humans speak—it wants them to understand our faces, too.
In a newly published paper, the company’s AI researchers detail their efforts to train a bot to mimic human facial expressions during a conversation.
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The researchers trained the bots using a series of YouTube videos of people having Skype conversations where each participant’s face was clearly visible. They then used these videos as training data for their AI system.
Notably, the researchers didn’t teach the bot to recognize a particular type of expression, or the emotions associated with them, like “happy” or “sad.” Instead, they trained the system to recognize subtle patterns in users’ faces. These patterns, sometimes referred to as “micro expressions,” tend to be similar in everyone, even though our faces may look very different. Read more…
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