图像分类公开数据集
yann.lecun.com/exdb/mnist/
https://www.cs.toronto.edu/~kriz/cifar.html
http://image-net.org/about-overview
目标检测公开数据集
http://host.robots.ox.ac.uk/pascal/VOC/
cocodataset.org/#home
目标跟踪公开数据集
https://www.youtube.com/watch?v=lnAUnU596UE
语义分割公开数据集
http://host.robots.ox.ac.uk/pascal/VOC/
cocodataset.org/#home
人脸识别公开数据集
http://vis-www.cs.umass.edu/lfw/
http://megaface.cs.washington.edu/