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Extensive crowdsourcing study reveals surprising results in reversal of platform design assumptions

November 9, 2015

By John Kaiser, Research News A 21-month study on the dynamics of crowdsourcing shows workers depend on collaborating with each other, upending platform designers’ long-held assumptions of crowdsourcing tasks performed in isolation. “People spend far…

Publication

The Sample Complexity of Auctions with Side Information

Nikhil Devanur, Zhiyi Huang, Christos-Alexandros Psomas

In Proc. STOC 2016 | November 2015

Publication

From Competition to Complementarity: Comparative Influence Diffusion and Maximization

Wei Lu, Wei Chen, Laks V.S. Lakshmanan

Proceedings of the VLDB Sept., 2016 | November 2015

Publication

社交网络影响力传播研究 (Research on influence diffusion in social networks)

Wei Chen

大数据 (Big Data Research) | October 2015, Vol 1

Video

Big Data and Bayesian Nonparametrics

September 16, 2015 | Matt Taddy

Big Data is often characterized by large sample sizes, high dimensions, and strange variable distributions. For example, an e-commerce website has 10-100s million observations weekly on a huge number of variables with density spikes at…