对不同疼痛面积大小的血瘀型PHN患者疗效也没有显著性差异；

There is also no difference among the difference square of pain in blood stasis type of PHN patients.

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传统的低维图像关联规则没有考虑纹理要素以及对象的重复出现次数、对象的面积大小，与此相关的图像知识无法挖掘出来。

Texture, recurrent number of object and the area of object are not taken into account in conventional low-dimension image association rules. So the relevant image knowledge can't be mined out.

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