Annotated samples from the five flights

This file is a compressed TAR package. To compress it on the command line, with TAR installed, use "tar -zxvf samples.tar.gz" and a subfolder will be created containing the samples for each category: ground, leafless, red, yellow, and green.<br><br>The orthomosaics from which these samples are taken (as discussed in https://doi.org/10.1117/1.JRS.15.016518) are available at https://figshare.com/account/home#/collections/5857632 as in PNG format.本文件为压缩TAR包。若需通过命令行进行解压，请确保已安装TAR工具，执行命令"tar -zxvf samples.tar.gz"即可生成子文件夹，其中包含各分类样本：地面（ground）、无叶（leafless）、红色（red）、黄色（yellow）与绿色（green）。 采集本数据集样本所用的正射影像（orthomosaics）正如文献https://doi.org/10.1117/1.JRS.15.016518所述，其PNG格式文件可于https://figshare.com/account/home#/collections/5857632获取。