i think it will be useful if we add links of informative websites related to OpenCV here.

Lets create a list together.

计划花费1个星期左右时间，将其中标红的而且能够开打的网站进行初步研究，写出调查结果。

C ++

• http://codecapsule.com/category/compu...
• OpenCV simplified for beginners by the use of examples
• http://www.learnopencv.com/
• http://web.archive.org/web/2015031423...
• MoreThanTechnical
• notes on different topics of computer vision by Jürgen Brauer
• http://www.bogotobogo.com
• http://www.shervinemami.info/openCV.html
• https://github.com/MasteringOpenCV/code
• Some good patterns to be followed in C++ API
• https://gilscvblog.wordpress.com/
• http://harismoonamkunnu.blogspot.in/
• http://study.marearts.com/p/contents-...
• http://www.jayrambhia.com
• http://computer-vision-talks.com/tags...
• http://aishack.in/tutorials/
• http://eric-yuan.me/
• http://ramsrigoutham.com/
• http://www.nithinrajs.in/category/ima...
• http://nghiaho.com/ (Where boredom, free time, and curiosity meet together)
• Using OpenCV's Test Framework (With CMake)
• http://opencv-srf.blogspot.com.tr/p/o...
• http://bytefish.de/tag/opencv/
• http://felix.abecassis.me/category/op...

PYTHON

• Nullege is a search engine for Python source code.
• Abid Rahman K's blog , maybe same content at opencv-python-tutroals
• http://www.pyimagesearch.com/
• http://www.got-blogger.com/opencvpython/
• http://opencvpython.blogspot.dk/
• http://hanzratech.in/categories/opencv/
• http://scikit-learn.org/stable/auto_e...

JAVA

• http://opencv-java-tutorials.readthed...
• https://github.com/atduskgreg/opencv-...

ANDROID

• https://github.com/DeLaSalleUniversit...

YOUTUBE

• https://www.youtube.com/channel/UClOg... : A complete course of Computer Vision.

COMPUTER VISION

• http://www.computervisionblog.com
• Awesome Computer Vision 
• Andrej Karpathy 
• Reproducible Research in Computational Science
• https://msopentech.com/blog/tag/opencv/
• http://vision.ucsd.edu/~pdollar/resea...
• http://arxiv.org/list/cs.CV/recent
• https://github.com/kjw0612/awesome-de... ( thank to @berak)
• https://www.reddit.com/r/computervision/
• http://web.media.mit.edu/~roys/
• http://www.cs.berkeley.edu/~rbg/
• http://www.haralick.org/
• http://davidstutz.de/tag/computer-vis...
• VLFeat -- Vision Lab Features Library
• cvlibs.net

Other Related & Non-English Resources

• http://opencv.jp/
• http://acodigo.blogspot.com.es/p/tuto...
• http://www.aprendiendoando.com/opencv
• http://turing.iimas.unam.mx/~ivanvlad...
• http://visionlabs.cl/blog/?cat=5
• http://disparity.wikidot.com/
• http://www.tutorialspoint.com/compute...
• http://hanzratech.in/categories/opencv/
• https://github.com/isocpp/CppCoreGuid...
• http://rodrigob.github.io/
• http://www.codeproject.com/search.asp...
• Open Source Landmarking Library
• Learning, Recognition, and Surveillance
• Something More for Research - Hemprasad Badgujar

Academic Web Pages

• Computer Vision Group at RWTH Aachen University
• IPOL Journal · Image Processing On Line-Very useful journal with access to sourcecode & paper.
• Berkeley University Computer Vision page
• University of Central Florida
• Computer Vision Foundation open access
• Computer Vision Group
• Middlebury Stereo Vision - Stereo Based
• Larry S. Davis
• William Robson Schwartz
• Zhang Ming's github repo contains academic papers about Computer Vision
• http://www.cvpapers.com/
• Active Vision Laboratory - University of Oxford
• Torr Vision Group
• Philipp Krähenbühl
• James Hays

DATABASE

• Center for Machine Learning and Intelligent Systems
• Unfiltered faces for gender and age classification
• Motion and Change Detection - Video Database
• The Stanford Mobile Visual Search Dataset ...

《Mastering OpenCV with Practical Computer Vision Projects》这本书里面是有相关资料的，如果下一步做人脸识别是应该来做相关参考的。

Some C++ good practices from the OpenCV source code