https://answer.freetools.me/tags/%E4%B8%8A%E4%B8%8B%E6%96%87%E7%AE%A1%E7%90%86/ Recent content in 上下文管理 on Answer Hugo -- 0.152.2 zh-cn Thu, 12 Mar 2026 08:57:03 +0800 https://answer.freetools.me/%E5%A4%A7%E6%A8%A1%E5%9E%8B%E7%9A%84%E4%B8%8A%E4%B8%8B%E6%96%87%E7%AA%97%E5%8F%A3%E4%BB%8Etoken%E9%99%90%E5%88%B6%E5%88%B0%E6%9C%89%E6%95%88%E4%B8%8A%E4%B8%8B%E6%96%87%E7%AE%A1%E7%90%86%E7%9A%84%E5%AE%8C%E6%95%B4%E8%A7%A3%E6%9E%90/ Thu, 12 Mar 2026 08:57:03 +0800 https://answer.freetools.me/%E5%A4%A7%E6%A8%A1%E5%9E%8B%E7%9A%84%E4%B8%8A%E4%B8%8B%E6%96%87%E7%AA%97%E5%8F%A3%E4%BB%8Etoken%E9%99%90%E5%88%B6%E5%88%B0%E6%9C%89%E6%95%88%E4%B8%8A%E4%B8%8B%E6%96%87%E7%AE%A1%E7%90%86%E7%9A%84%E5%AE%8C%E6%95%B4%E8%A7%A3%E6%9E%90/ 深入解析大语言模型上下文窗口的技术本质：从注意力机制的O(n²)复杂度到KV Cache内存消耗，从"迷失在中间"现象到有效上下文长度的差距，系统阐述上下文限制的根源、管理策略与最佳实践。