Fake it till you break it

Fake It Till You Make It: Reputation, Competition, and Yelp Review Fraud

Consumer reviews are now part of everyday decision-making. Yet, the credibility of these reviews is fundamentally undermined when businesses commit review fraud, creating fake reviews for themselves or their competitors. We investigate the economic incentives to commit review fraud on the popular review platform Yelp, using two complementary approaches and datasets. We begin by analyzing restau...

You Wrote It; You Own It!

Authors of papers published in Rockefeller University Press journals (The Journal of Cell Biology, The Journal of Experimental Medicine, or The Journal of General Physiology) now retain copyright to their published work. This permits authors to reuse their own work in any way, as long as they attribute it to the original publication. Third parties may use our published materials under a Creativ...

Is It Fake or Real?

In this paper, we describe a new methodology to separate photographs and computer generated images . We introduce the Progressive Randomization (PR) technique that captures the statistical properties of each one of these classes. Using only statistical descriptors of the least significant bit (LSB) occurrences, our method already performs as well or better than some comparable existing techniqu...

If it ain't broke ... break it!

“World Communion Sunday started back in 1936, when the world was deeply fragmented by the conflict that would be later known as World War II. World Communion Sunday (originally called World Wide Communion Sunday) has been an observance to help Christians all over the world affirm their unity in Jesus Christ as it is expressed so beautifully at the Lord’s Table. Originating in the Presbyterian C...

"If you cannot measure it, you cannot improve it".