用于遥感图像拼接的改进SURF算法
董强
1,
2
, 刘晶红
1
, 周前飞
1,
2
Improved SURF algorithm used in image mosaic
DONG Qiang
1,
2
, LIU Jing-hong
1
, ZHOU Qian-fei
1,
2
特征点邻域二阶梯度描述符