请输入您要查询的字词:
单词
forward-backward algorithm
释义
forward-backward algorithm
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
complete sequence
complete series
complete set
complete set equipment of bamboo weaving mat
complete set of cases
complete set of commuting observables
complete set of commuting operators
complete set of dynamical variables
complete set of eigenstate
complete set of eigenstates
complete set of functionals
complete set of functions
complete sets of ultrasonic automatic test equipment
complete shell
complete shell, filled shell
complete simplex method
complete solution
complete space
complete square
complete stability
complete statistic
complete straight line
complete structure
complete subcategory
complete subcomplex
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:2025/12/19 20:23:17