分析了在离散状态下比例因子对不变矩特征的影响，构造了一种新的不变矩，使其具有平移、旋转和比例因子的不变性。

This paper analyses the influence of scale factor on moment invariant features in discrete, constructs a new moment invariant with both scale, translation and rotating invariance.

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还原经过平移的图形状态并用纯蓝色画笔填充一个矩形。

Restores the translated graphics state and fills a rectangle with a solid blue brush.

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