2014

http://images.cocodataset.org/zips/train2014.zip

http://images.cocodataset.org/annotations/annotations_trainval2014.zip

http://images.cocodataset.org/zips/val2014.zip

http://images.cocodataset.org/annotations/image_info_val2014.zip

http://images.cocodataset.org/zips/test2014.zip

http://images.cocodataset.org/annotations/image_info_test2014.zip

2017

http://images.cocodataset.org/zips/train2017.zip

http://images.cocodataset.org/annotations/annotations_trainval2017.zip

http://images.cocodataset.org/zips/val2017.zip

http://images.cocodataset.org/annotations/stuff_annotations_trainval2017.zip

http://images.cocodataset.org/zips/test2017.zip

http://images.cocodataset.org/annotations/image_info_test2017.zip

这个是下载地址。不要直接点击。linux可以用wget -c http下载，不需要翻,比如

wget http://images.cocodataset.org/annotations/annotations_trainval2014.zip

推荐多线程下载工具aria2

apt  install -y aria2

aria2c -s 5 链接

例如

aria2c -s 5 http://images.cocodataset.org/zips/train2014.zip