@INPROCEEDINGS{Li:CrowdsourcingVQA:QoMEX2016, author = {Dietmar Saupe and Franz Hahn and Vlad Hosu and Igor Zingman and Masud Rana and Shujun Li}, title = {Crowd workers proven useful: A comparative study of subjective video quality assessment}, booktitle = {8th International Conference on Quality of Multimedia Experience (QoMEX 2016)}, year = {2016}, note = {preprint available online at \url{http://www.hooklee.com/pub.html}}, }