Scale Invariant Feature Transform (SIFT) is mainly invariance to various image transformation including rotation,scale and illumination changes. First, the video is converted into frames. key frames are extracted video. SIFT is mainly used for objec

合成孔径雷达SAR图像成像中多普勒中心检测的六种算法,使用matlab编程,-Synthetic aperture radar (SAR image of doppler center detection in six kinds of algorithm, using matlab programming,