用分步计算和广义球面坐标变换两种方法对椭球体绕对称轴旋转的转动惯量进行了计算,计算表明,后一种方法简单、实用,在工程实际中有应用价值。
The rotary inertia of an ellipsoid rotating around the symmetry axis is calculated by use of the divided calculation and the extensive spherical coordinate transformation.
确定了物体对称轴的取向后,可使用坐标变换方法,将轴对称物体的对称轴旋转到某一特定的取向,便于使用特征面积分布作为特征参数进行快速的目标分类识。
By rotating the symmetry axis of a target into a defined orientation, it is efficient for target recognition to use the feature area distribution as a parameter.
确定了物体对称轴的取向后,可使用坐标变换方法,将轴对称物体的对称轴旋转到某一特定的取向,便于使用特征面积分布作为特征参数进行快速的目标分类识。
By rotating the symmetry axis of a target into a defined orientation, it is efficient for target recognition to use the feature area distribution as a parameter.
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