UFLDL homework of UFLDL download data from data and extract to data folder add common folder and subfolders to path change the current path to the local folder to excute UFLDL的课后练习 从data下载然后解压到 data 文件夹 将 common 以及子文件夹加入路径 进入各个课程子目录执行文件即可