形态信号提取，用一个函数代表产品形态轮廓信息；
The second step is to abstract shape signal, which uses a function to express product form information.
和经典形态学滤波器相比较，新的形态学滤波器在其主要算子中使用了结构元素的轮廓。
Compared with classical morphology filter, the new filter USES outline of structure element as its major operator.
通过对比，纹影图像比直接摄影图像能更早地观察到火焰的产生，火焰轮廓更大，能够反应火焰的变化形态。
Compared with the images taken by direct photography, the earlier generation of flame, the broader flame contour and the transformation of flame configuration could be observed from schlieren results.
应用推荐