<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Baum-Welch Algorithm on Chen Kai Blog</title><link>https://www.chenk.top/zh/tags/baum-welch-algorithm/</link><description>Recent content in Baum-Welch Algorithm on Chen Kai Blog</description><generator>Hugo</generator><language>zh-CN</language><lastBuildDate>Tue, 03 Feb 2026 09:00:00 +0000</lastBuildDate><atom:link href="https://www.chenk.top/zh/tags/baum-welch-algorithm/index.xml" rel="self" type="application/rss+xml"/><item><title>机器学习数学推导（十五）：隐马尔可夫模型</title><link>https://www.chenk.top/zh/ml-math-derivations/15-%E9%9A%90%E9%A9%AC%E5%B0%94%E5%8F%AF%E5%A4%AB%E6%A8%A1%E5%9E%8B/</link><pubDate>Tue, 03 Feb 2026 09:00:00 +0000</pubDate><guid>https://www.chenk.top/zh/ml-math-derivations/15-%E9%9A%90%E9%A9%AC%E5%B0%94%E5%8F%AF%E5%A4%AB%E6%A8%A1%E5%9E%8B/</guid><description>&lt;p>雾里传来脚步声，有人在你身后。你看不见人，只能听到短促、轻快、急促的声音。从节奏和音调判断，对方是在走路、跑步，还是跛行？如果听到一整段声音序列，哪种步态最有可能产生它？再进一步，根据我对“走路”建立的模型，这段声音本身出现的概率有多大？&lt;/p></description></item></channel></rss>