A new method was advanced for calculating 3-d noise expediently. The method has the practical merit for 3-d noise measurement and quality evaluation of discrete low-light-levelimaging system.
An underwater lowlightlevelimaging system for underwater Anti-terror is introduced and some key techniques are discussed.
介绍了用于水下反恐的水下微光成像系统,并对设计的关键技术进行了论述。
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The characteristics of lowlightlevel (LLL) image were analyzed in aspects of imaging process gray level distribution and correlativity of picture element in space and time of LLL image.