摘要
采用光栅编码的方法,可以实现图像微分.该方法噪声小,微分量可变,处理面积大.
Detailed information of an image can be obtained by optical image differentiation. The image differentiation may be realized by grating encoding, and this method has some advantages of low noise, variable differentiation strength and large detection area.
出处
《物理实验》
2008年第10期26-27,35,共3页
Physics Experimentation
关键词
光栅
图像微分
光学微分
边缘增强
grating
image differentiation
optical differentiation
edge enhancement
