"It's only me and my twin sister," says Becky Joyce. "How long can we keep going when the need is getting bigger and bigger?"
这是通过“二次预训练”实现的，第一次预训练，我们让模型知道各个物体是什么；第二次预训练，我们通过“热力图”让模型重点关注操作对象，让模型学会分辨“什么才是当前任务最重要的东西”。
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A new study shows that exposure to two specific 'forever chemicals' may accelerate biological aging, especially in middle-aged men. Researchers revealed a link between faster epigenetic aging, and two of these alternatives, PFNA and PFOSA, a precursor of PFOA.
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The OpenAI-powered assistant's other duties sound potentially useful (and decidedly less creepy). It can answer workers' meal prep questions, like how many strips of bacon to put on burgers or instructions for cleaning the shake machine. It's also integrated into the chain's point-of-sale system, so it can tell managers when items are out of stock or machines are down.