Superficial discussion on the method of quantificationally evaluating the extent of disturbing of laser to video of CCD, such as area of saturation, chop of gray level, image correlativity.
初步探讨了对激光干扰CCD成像的严重程度进行量化的三种方法——饱和面积法、灰度突变元法、相关度法。
Image preprocessing is great helpful to improvement of correlativity.
图像预处理有助于提高图像的相关性。
The characteristics of low light level (LLL) image were analyzed in aspects of imaging process gray level distribution and correlativity of picture element in space and time of LLL image.
从微光图像的成像过程、灰度分布和像素空间与时间相关性等几个方面对微光图像特征作较系统的分析。
应用推荐