baum-welch算法

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en.wikipedia.org

Baum–Welch algorithm - Wikipedia

Baum–Welch algorithm In electrical engineering, statistical computing and bioinformatics, the Baum–Welch algorithm is a special case of the expectation–maximization algorithm used to find the unknown parameters of a h...

blog.csdn.net

隐马尔可夫模型之Baum-Welch算法详解-CSDN博客

文章浏览阅读7.3w次,点赞65次,收藏272次。本文详细介绍了Baum-Welch算法的工作原理及其在隐马尔可夫模型中的应用,通过实例解释了如何利用该算法进行参数估计,并提供了Python实现代码。

people.csail.mit.edu

Derivation of Baum-Welch Algorithm for Hidden Markov Models

1 Introduction This short document goes through the derivation of the Baum-Welch algorithm for learning model parameters of a hidden markov model (HMM). For more generality, we treat the multiple observations case. No...

developer.aliyun.com

Baum-Welch算法-阿里云开发者社区

Nov 25, 2024 · Baum-Welch算法是一种用于隐马尔可夫模型(HMM)的训练算法,通过期望最大化(EM)框架迭代估计模型参数,直至收敛。该算法主要应用于语音识别、生物信息学和自然语言处理等领域,通过优化初始状态概率、状态转移概率和观测概率,提高模型对观测数据的拟合度。尽管存在局部最优和计算复杂性 ...