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
peripheral discharge ball mill
peripheral drive thickener
peripheral electron
peripheral equipment
peripheral equipment, peripheral device, peripherals
peripheral facial nerve diseases
peripheral facial paralysis
peripheral foreland basin
peripheral glial cells
peripheral immune organ
peripheral immune tolerance
peripherally bicompact space
peripherally inserted central catheter
peripheral lymphoid organ
peripheral nerve injury
peripheral nervous system
peripheral neural blockade
peripheral path
peripheral point
peripheral population
peripheral processor
peripheral protein
peripheral resistance
peripherals
peripheral spectrum
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:2026/7/28 12:48:08