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作者:Garfield

您好,刚接触HMM时间不长,在这向您请教一个HMM的问题,我现在用连续HMM,输出概率使用高斯加权输出,sum(w(i)*N(i)),其中求N的时候总是溢出(因为连乘,导致N太小,计算机无法表示而置为0),这个问题在实际中应该经常遇到,该怎么解决呢?非常感谢

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作者:itenyh

回复给<a href="https://www.52nlp.cn/itenyh%e7%89%88-%e7%94%a8hmm%e5%81%9a%e4%b8%ad%e6%96%87%e5%88%86%e8%af%8d%e4%b8%80%ef%bc%9a%e5%ba%8f/comment-page-1#comment-5024">Garfield</a>。...

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作者:Garfield

回复给<a href="https://www.52nlp.cn/itenyh%e7%89%88-%e7%94%a8hmm%e5%81%9a%e4%b8%ad%e6%96%87%e5%88%86%e8%af%8d%e4%b8%80%ef%bc%9a%e5%ba%8f/comment-page-1#comment-5038">itenyh</a>。...

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作者:itenyh

回复给<a href="https://www.52nlp.cn/itenyh%e7%89%88-%e7%94%a8hmm%e5%81%9a%e4%b8%ad%e6%96%87%e5%88%86%e8%af%8d%e4%b8%80%ef%bc%9a%e5%ba%8f/comment-page-1#comment-5041">Garfield</a>。...

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作者:zhangsan

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