随着红外成像技术的发展，红外小目标检测在军事领域有越来越重要的应用。以此为背景，研究了天空、海面、大地等各种背景下红外视频中弱小目标的检测问题。

-With the development of infrared technology,dim small targets detection play a

more and more important part in the military. The problem of dim small targets

detecting in a infrared video with the background of the sky,the sea and the groundhas been studied.