<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>2609.03949v1 on Jaehun's Blog</title><link>https://jaehun.me/tags/2609.03949v1/</link><description>Recent content in 2609.03949v1 on Jaehun's Blog</description><generator>Hugo</generator><language>ko-kr</language><lastBuildDate>Wed, 09 Sep 2026 03:22:44 +0000</lastBuildDate><atom:link href="https://jaehun.me/tags/2609.03949v1/index.xml" rel="self" type="application/rss+xml"/><item><title>VestigeKV: The NoPE-MLA KV Cache Carries Its Own Eviction Signal in a Vestigial Branch</title><link>https://jaehun.me/posts/vestigekv-the-nope-mla-kv-cache-carries-its-own-eviction-signal-in-a-vestigial-branch/</link><pubDate>Wed, 09 Sep 2026 00:00:00 +0900</pubDate><guid>https://jaehun.me/posts/vestigekv-the-nope-mla-kv-cache-carries-its-own-eviction-signal-in-a-vestigial-branch/</guid><description>&lt;p&gt;&lt;a&#10; href="https://arxiv.org/abs/2609.03949v1"target="_blank"&#10; class="inline-flex items-center gap-1"&#10; &gt;논문 링크&lt;svg class="h-3 w-3 flex-shrink-0" id="external-link" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"&gt;&lt;path fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 3h6v6m-11 5L21 3m-3 10v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6"/&gt;&lt;/svg&gt;&#10; &lt;/a&gt;&lt;/p&gt;&#10;&lt;h2 id="vestigekv-퇴화한-rope-가지가-스스로-캐시-축출-신호를-품고-있다"&gt;VestigeKV: 퇴화한 RoPE 가지가 스스로 캐시 축출 신호를 품고 있다&lt;a href="#vestigekv-%ed%87%b4%ed%99%94%ed%95%9c-rope-%ea%b0%80%ec%a7%80%ea%b0%80-%ec%8a%a4%ec%8a%a4%eb%a1%9c-%ec%ba%90%ec%8b%9c-%ec%b6%95%ec%b6%9c-%ec%8b%a0%ed%98%b8%eb%a5%bc-%ed%92%88%ea%b3%a0-%ec%9e%88%eb%8b%a4" class="heading-anchor" aria-label="이 섹션에 대한 링크"&gt;&lt;svg class="h-4 w-4" aria-hidden="true" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"&gt;&lt;g fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2"&gt;&lt;path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71"/&gt;&lt;path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71"/&gt;&lt;/g&gt;&lt;/svg&gt;&lt;/a&gt;&lt;/h2&gt;&lt;h2 id="한-줄-요약-tldr"&gt;한 줄 요약 (TL;DR)&lt;a href="#%ed%95%9c-%ec%a4%84-%ec%9a%94%ec%95%bd-tldr" class="heading-anchor" aria-label="이 섹션에 대한 링크"&gt;&lt;svg class="h-4 w-4" aria-hidden="true" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"&gt;&lt;g fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2"&gt;&lt;path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71"/&gt;&lt;path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71"/&gt;&lt;/g&gt;&lt;/svg&gt;&lt;/a&gt;&lt;/h2&gt;&lt;p&gt;&lt;strong&gt;NoPE-MLA&lt;/strong&gt; 모델(Kimi Linear 48B)에서, 훈련이 &lt;em&gt;샐리언스 채널&lt;/em&gt; 로 재용도한 64차원 &lt;strong&gt;decoupled branch&lt;/strong&gt; — RoPE의 &amp;ldquo;퇴화 기관(vestige)&amp;rdquo; — 를 행의 &lt;strong&gt;11%&lt;/strong&gt; 만 읽어 쿼리 독립적인 중요도 신호를 얻고, &lt;strong&gt;8~32배&lt;/strong&gt;(회수 계층 포함 시 &lt;strong&gt;128배&lt;/strong&gt;) KV 캐시 압축을 해내면서 검색 성능을 유지한다. 가중치·커널·연산은 전혀 건드리지 않는 &lt;strong&gt;순수 캐시 정책&lt;/strong&gt; 이다 (근거: Abstract).&lt;/p&gt;</description></item></channel></rss>