“向前-向后算法”的概念、定义、翻译、参考文献-科学参考

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	exercise capacity exercise commitment exercise countermeasure to weightlessness exercise for weight loss exercise identity exercise-induced asthma exercise induced bronchoconstriction exercise induced dehydration exercise-induced fatigue exercise-induced gastrointestinal problems exercise-induced hypertension exercise-induced immunosuppression exercise in specific environments exercise intervention Exercise Is Medicine exercise light effect exercise motivation exercise planning exercise prescription exercise prescription for patients with chronic diseases exercise psychology exercise rehabilitation exercise rehabilitation for patients with cardiorespiratory diseases exercise rehabilitation for patients with common lesions of nervous system exercise rehabilitation for patients with orthopedic/musculoskeletal diseases

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