人群计数综述：https://cloud.tencent.com/developer/news/356543
https://blog.csdn.net/qq_14845119/article/details/68946693 (人群密度训练技巧)
darknet : https://blog.csdn.net/yudiemiaomiao/article/details/72636776
http://lh2078.blog.163.com/blog/static/56811372201201894446772/
论文：https://www.cnblogs.com/wmr95/p/8134692.html
https://blog.csdn.net/u010167269/article/details/52563573
faster rcnn:https://blog.csdn.net/u011534057/article/details/51259812
图像数据集汇总：https://blog.csdn.net/u012966194/article/details/79676516
caffe学习：https://blog.csdn.net/delltdk/article/details/47778953
https://blog.csdn.net/u011995719/article/details/76559714
caffe代码阅读：https://www.cnblogs.com/zf-blog/category/952317.html
https://blog.csdn.net/thy_2014/article/category/6064473
网络可视化：http://ethereon.github.io/netscope/#/editor
行人检测：https://blog.csdn.net/chenyefei/article/details/78315202
数据集：
https://blog.csdn.net/snwang_miss/article/details/76130863
CUHK :http://www.ee.cuhk.edu.hk/~xgwang/datasets.html
人群异常：http://lear.inrialpes.fr/people/wang/improved_trajectories