This paper presents how to automatically recognize components in a digital iconological image by labeling connected component and calculate its compactness and centriod.
通过对目标连通区域标记及

、重心位置
算的方法

数字图像中特征目标自动识别的功能。
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数学之美 And indeed, this is how you would tell a computer to perform quaternion multiplication, and the relative compactness of this operation compared to, say, matrix multiplication, is what's made quaternions so useful for graphics programming and many other things.
确
,
是你告诉计算机执行四元数乘法的方式,而与矩阵乘法相比,
种操作的相对紧凑性使得四元数在图形编程以及其他许多领域中非
有用。