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A neural network numeral recognition method based on feature extraction and rough set feature reduction is proposed for numeral recognition of non-pointer instrument dial.
针对无指针式仪表表盘的数字识别问题，提出了一种基于特征提取和粗糙集特征约简的神经网络数字识别方法。
Is the pointer type instrument renewal of ideal products.
是各指针式仪表更新换代的理想产品。
The instrument industry also came into a new stage of substitution of the pointer indicator for simulation LED bargraph.
介绍了LED光柱显示器替代仪表指针的应用情况，结合其制作与应用进行了讨论。
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