self-made OMCD dataset

This dataset includes two GaoFen-2 satellite images of the Shengli No. 1 open-pit mine and Shengli West No. 3 open-pit mine in Xilinhot, Inner Mongolia Autonomous Region, China, on 24 March 2015 and 20 March 2020, with significant changes due to mining activities in both phases of the images. The spatial resolution of the images is 1 m. The images were cropped to 512×512 pixels for a total of 52 image pairs.

本数据集包含中国内蒙古自治区锡林浩特市胜利一号露天矿与胜利西三号露天矿区域的两景高分二号（Gaofen-2）卫星影像，成像时间分别为2015年3月24日与2020年3月20日；两个时相的影像均因采矿活动出现了显著地表变化。该影像的空间分辨率为1米，所有影像均被裁剪为512×512像素，共计52组图像对。