CT scans demonstrated distorted trabeculae in 15 femoral heads, and polymorphous high density sclerosis in 12, and in 3 of the 12 there was also low density area.
CT扫描15个股骨头显示骨小梁扭曲,12个股骨头内见多种形态高密度硬化区,其中3个股骨头合并低密度区。
The distorted square plan defines three distinct exterior Spaces: a playground, a vegetable garden and an outdoor sitting area.
扭曲的广场计划确定了三种不同的外部空间:操场,菜园和户外休息区。
And they are often distorted. First, a low passed filter is used to smooth the contour. And a polygon approximating method based on area error is used to approximate the contour.
鉴于这种情况,我们先使用低通滤波对轮廓曲线作光顺处理,随后再采用基于面积误差的多边形逼近法对曲线作逼近处理。
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