【新智元导读】你有没有发现，你让AI读一篇长文章，结果它读着读着就忘了前面的内容？ 你让它处理一份超长的文档，结果它给出来的答案，牛头不对马嘴？ 这个现象，学术界有个专门的名词，叫做上下文腐化。

新年伊始，MIT CSAIL 的一纸论文在学术圈引发了不小的讨论。Alex L． Zhang 、 Tim Kraska 与 Omar Khattab 三位研究者在 arXiv 上发布了一篇题为《Recursive Language ...

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早在 2025 年 10 月，Zhang 和他的导师 Omar Khattab 就在博客上公开了初步想法，引发了一些关注。如今这篇正式论文带来了更系统的实验和更扎实的数据，论证了通过让语言模型把长文本当作“外部环境中的变量”来处理，可以让模型有效处理超出其上下文窗口 2 个数量级的输入。

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Background Amyloid transthyretin (ATTR) amyloidosis is a rare, life-threatening disease frequently manifesting with ...