<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>复杂度 on 王二的自留地</title><link>http://wanger.dev/tags/%E5%A4%8D%E6%9D%82%E5%BA%A6/</link><description>Recent content in 复杂度 on 王二的自留地</description><generator>Hugo -- gohugo.io</generator><language>zh-CN</language><copyright>&amp;copy; 2026 Wanger &amp;middot; [CC BY-NC-SA 4.0](https://creativecommons.org/licenses/by-nc-sa/4.0/)</copyright><lastBuildDate>Sun, 09 Aug 2026 00:00:00 +0000</lastBuildDate><atom:link href="http://wanger.dev/tags/%E5%A4%8D%E6%9D%82%E5%BA%A6/index.xml" rel="self" type="application/rss+xml"/><item><title>20 Attention 在算什么：Q/K/V、Softmax 与 O(N²)</title><link>http://wanger.dev/llm/llm_20/</link><pubDate>Sun, 09 Aug 2026 00:00:00 +0000</pubDate><guid>http://wanger.dev/llm/llm_20/</guid><description/><media:content xmlns:media="http://search.yahoo.com/mrss/" url="http://wanger.dev/llm/llm_20/feature-attention-weights-pronoun.png"/></item></channel></rss>