Inside the black box of AI: How AI models actually think | Emmanuel Ameisen (Anthropic)

Inside the black box of AI: How AI models actually think | Emmanuel Ameisen (Anthropic)

走进AI黑箱,看看模型如何思考

Lenny's Podcast46 位订阅者

110 分钟阅读4 次阅读AI

【AI前沿】模型只是预测下一个词吗?Anthropic研究员拆解AI的规划与思维 在 Lenny’s Podcast 的这场对谈中,Anthropic 可解释性研究员 Emmanuel Ameisen 分享团队如何观察大语言模型的内部表征与计算过程。对话从“预测下一个词”谈起,说明模型为生成连贯内容会学习概念、关联知识并提前规划;也讨论能力为何看似突然跃迁、拟人化视角何时有助理解,以及可解释性如何服务于对齐与安全。读者将看到研究者怎样通过记录和干预模型内部状态探查其行为,并理解这项工作能揭示什么、又有哪些边界。 🎙️ 主讲人介绍 Lenny Rachitsky:Lenny’s Podcast 主持人,采访产品与增长领域的从业者;本期由他提问,引导嘉宾讨论模型思维与安全。 Emmanuel Ameisen:Anthropic 可解释性研究员,研究大语言模型内部机制;此前曾在 Stripe 和 Insight 从事应用机器学习工作,并著有《Building Machine Learning Powered Applications》。 核心议题:大语言模型的内部表征、预测下一个词与提前规划、模型能力跃迁与规模效应、拟人化视角与模型行为、可解释性、对齐与安全。 关键词:可解释性、大语言模型、概念表征、规模定律、AI对齐、模型安全

章节 1:AI为何难以识别欺骗与风险

📝 本节摘要:

本章围绕 AI 是否会表现出欺骗行为展开,介绍了研究者试图通过观察模型内部运作来理解其行为的工作方式。对话还谈到模型可能在监督下表现良好、训练过程难以解释,以及模型失控时出现的异常输出,并追问技术持续进步带来的风险和意识问题。

[原文] [Lenny Rachitsky]: One of the big questions on people's minds these days is AI doing bad things. As someone who watches these models think and operate, why is it so hard to catch them thinking badly, trying to deceive us?

[译文] [Lenny Rachitsky]: 如今大家最关心的问题之一,就是 AI 会不会做坏事。你会观察这些模型如何思考和运作,为什么我们这么难发现它们在想坏主意、试图欺骗我们?

[原文] [Lenny Rachitsky]: We trained Claude to be helpful, harmless, and honest. Is it the case that it's behaving well, but if you look inside, actually, it's like, “Oh, I'm only behaving well because Lenny's watching right now”?

[译文] [Lenny Rachitsky]: 我们训练 Claude 做到有帮助、无害、诚实。有没有可能它表面上表现得很好,但你往里一看,发现它其实在想:“哦,我现在表现好,只是因为 Lenny 正看着我”?

[原文] [Lenny Rachitsky]: People's full-time jobs are studying the model: how it thinks, how it operates. How long has this been a skill set in a job? One of the most important things to realize, if you use language models or think about them, is just this very bizarre fact: to make them is not to understand them. All these models do is a lot of mathematical operations on many numbers. If you look at it, it makes no sense. You just have a list of 100 numbers. The model's doing math, and then you just try to see if there's patterns.

[译文] [Lenny Rachitsky]: 有些人的全职工作就是研究模型,研究它如何思考、如何运作。把这件事当成一项职业技能,是从什么时候开始的?如果你使用语言模型,或者思考它们,有一点特别重要,也特别奇怪:造出模型,并不代表理解模型。所有这些模型做的,不过是对许多数字进行大量数学运算。你看着它,根本看不出什么道理,只能看到一串 100 个数字。模型在做数学运算,而你只能试着从中找出规律。

[原文] [Lenny Rachitsky]: You're figuring it out the same way we figure out how the brain works: looking for patterns. You show this image, this part of the brain lights up, and you're doing the exact same thing with AI. Wow, this is so fascinating.

[译文] [Lenny Rachitsky]: 你们弄清模型运作的方式,就像我们研究大脑一样:寻找规律。你展示一张图,大脑的某个区域就会亮起来;你们研究 AI 时做的也是同一件事。哇,这太有意思了。

[原文] [Lenny Rachitsky]: There was this model we were training. It would go crazy. It would do some math. It would get to an answer—I think it was 12. It would immediately go back and say, like, “Oh no, oh my God, the answer actually is for sure 36.” It would do math again. It would get to 12. Slowly, it would start descending into madness, writing in all caps, literally saying, “I'm possessed by a demon.” Humans, if you really boil it down, we're basically next-token predictors ourselves. We're just trying to figure out the next thing to say.

[译文] [Lenny Rachitsky]: 我们训练过一个模型,它会变得很疯狂。它做了一道数学题,算出一个答案,我记得是 12。紧接着它就改口说:“不对,天哪,答案肯定是 36。”它又算了一遍,结果还是 12。慢慢地,它开始陷入疯狂,用全大写字母写字,甚至真的说:“我被恶魔附身了。”说到底,人类自己其实也像是在预测下一个词,只是在努力想接下来要说什么。

[原文] [Lenny Rachitsky]: Dario is always out there saying, “This is really dangerous. We got to be really careful.” And everyone's just like, “No, he's just saying that for marketing reasons.” And now it's like, wait, it's really dangerous. Take the idea that this technology is going to keep improving seriously.

[译文] [Lenny Rachitsky]: Dario 总是在提醒大家:“这真的很危险,我们必须格外谨慎。”可所有人都觉得:“不,他这么说只是为了营销。”现在大家才开始意识到,等等,这确实很危险。我们得认真看待这种技术还会不断进步这件事。

[原文] [Lenny Rachitsky]: Do you think about consciousness as a part of this? Do you think AI is conscious?

[译文] [Lenny Rachitsky]: 你会把意识问题也纳入研究吗?你觉得 AI 有意识吗?

[原文] [Emmanuel Ameisen]: Oh man.

[译文] [Emmanuel Ameisen]: 哎呀。

  1. 章节 2:AI 模型是“生长”出来的,不是造出来的
  2. 章节 3:预测下一个词为何远比想象中复杂
  3. 章节 4:模型如何表征概念并理解世界
  4. 章节 5:语言模型如何提前规划与思考
  5. 章节 6:从模型内部探究人工智能意识
  6. 章节 7:规模定律与文本数据的力量
  7. 章节 8:平稳进步如何带来能力跃迁
  8. 章节 9:观察模型为何不足以解决对齐问题
  9. 章节 10:金门大桥克劳德实验与安全理念
  10. 章节 11:把人工智能拟人化有何用处
  11. 章节 12:人工智能能让我们认识智能本身
  12. 章节 13:对人工智能对齐前景保持乐观
  13. 章节 14:我们是否生活在模拟世界中?
  14. 章节 15:决策模型与人工智能的直觉判断
  15. 章节 16:模型思考方式中的两个意外发现
  16. 章节 17:如何进入可解释性研究与人生感悟

正在加载后续章节…