请输入您要查询的字词:
单词
向前-向后算法
释义
向前-向后算法
Encyclopedia
文学
计算语言学
释
forward-backward algorithm
向前-向后算法
从隐马尔可夫模型的参数λ= (A,B)的某个初始估计开始(λ是模型参数;A是转移概率;B是发射概率),迭代地运行期望化和最大化两个步骤,向前向后不断地重估A和B的概率,对于给定观察序列O和隐马尔可夫模型中可能状态的集合,自动地训练隐马尔可夫模型的参数A和B,这样的算法叫作向前-向后算法。又称鲍姆-韦尔奇算法(Baum-Welch algorithm)。
随便看
Bayesian Hieratical Model
Bayesian inference
Bayesian information criterion
Bayesian Information Criterion, BIC/SIC
Bayesian information criterion,BIC
bayesianism probabilistic logic
Bayesian learning
Bayesian method based on curerate model
Bayesian model averaging
Bayesian modification of the AIC
Bayesian network
bayesian network
Bayesian network learning
Bayesian network model
Bayesian network modeling
Bayesian nonparametric model
Bayesian nonparametrics
Bayesian parameter estimation
Bayesian statistics
Bayesian survival analysis
Bayesian theory
Bayes inference
Bayes interval
Bayes interval estimate
Bayes model
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/3/18 2:24:37