...M 算法在统计自然语言处理中的应用 EM 算法在统计自然语言处理中有着广泛的应用， 比如在 HMM 中的向前-向后 (forward-backward) 算法、 PCFG 中的向内向外 (inside-outside) 算法、 聚类算法和无监督语义消歧算法 EM 中的参数估计问题都是 EM 算法的具体应用...
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以拟南芥mRNA poly(A)位点周围序列的核苷分布的特征为基础,应用改进后的向前-向后(forward-backward)算法,构建并实现了一个基于GHMM(广义隐式马尔可夫模型)的位点识别模型.
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forward-backward algorithm 向前向后算法 ; 前向后向算法
Forward &Backward Skip Buttons 前后跳跃键
forward-backward counter [计] 加减计数器
generalized forward backward method 广义前后向迭代方法
Forward-Backward Stochastic Differential Equation 正倒向随机微分方程
Forward Backward Stochastic Differential Equation 正倒向随机微分方程
forward-backward method 前后向迭代法
The uncertainty problem of knowledge is solved by using the forward-backward inference control strategy and the certainty theory.
采用正反向混合推理控制策略及确定性理论来处理知识的不确定性问题。
The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward, thereby increasing the speed of the engine and cutting its fuel consumption.
最后一步是将蒸汽引入气缸，使得活塞前后推动，从而提高了发动机的速度，降低了燃料消耗。
During a game, while sliding into third base, my cleat caught and pulled my foot to the right and backward as my body fell forward.
一次比赛，在进第三垒时，我的防滑钉被卡住了，身体朝前栽倒，脚腕却扭向右后方。
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