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Updates nlp/text-mine.md
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nlp/text-mine.md

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@@ -54,7 +54,7 @@ N元模型的分词方法虽然很好,但是要在实际中应用也有很多
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对于节点"生",它只有一个前向节点,因此有:$$\delta$$\(\) $$= \delta$$\(\)$$P$$\(\|\)$$ = 0.0442 \;\; \Psi$$\(\)$$=$$
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对于节点"如",就稍微复杂一点了,因为它有多个前向节点,我们要计算出到“如”概率最大的路径:$$\delta$$\(\)$$ = max \delta$$\(\)$$P$$\(\|\)$$,$$$$\delta$$\(人生\)P\(\|人生\)$$$$$$= max{0.01680, 0.3168} = 0.3168 \;\; \Psi$$\(\)= 人生
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对于节点"如",就稍微复杂一点了,因为它有多个前向节点,我们要计算出到“如”概率最大的路径:$$\delta$$\(\)$$ = max \delta$$\(\)$$P$$\(\|\)$$,$$$$\delta$$\(人生\)P\(\|人生\)$$= max{0.01680, 0.3168} = 0.3168 \;\; \Psi$$\(\)= 人生
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类似的方法可以用于其他节点如下:
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