activity
20162023
most citedCrowdsourced Fact-Checking at Twitter: How Does the Crowd Compare With Experts?

60 citations · 62 across the 5 of their papers we have counts for

collaborators

5 papers

cs.LG2023

Data Bias Management

Gianluca Demartini, Kevin Roitero, Stefano Mizzaro

Due to the widespread use of data-powered systems in our everyday lives, concepts like bias and fairness gained significant attention among researchers and practitioners, in both i…

cs.CV20232 cited

On the Impact of Data Quality on Image Classification Fairness

Aki Barry, Lei Han, Gianluca Demartini

With the proliferation of algorithmic decision-making, increased scrutiny has been placed on these systems. This paper explores the relationship between the quality of the training…

cs.IR202260 cited

Crowdsourced Fact-Checking at Twitter: How Does the Crowd Compare With Experts?

Mohammed Saeed, Nicolas Traub, Maelle Nicolas +2

Fact-checking is one of the effective solutions in fighting online misinformation. However, traditional fact-checking is a process requiring scarce expert human resources, and thus…

cs.IR2016

The Effect of Class Imbalance and Order on Crowdsourced Relevance Judgments

Rehab K. Qarout, Alessandro Checco, Gianluca Demartini

In this paper we study the effect on crowd worker efficiency and effectiveness of the dominance of one class in the data they process. We aim at understanding if there is any posit…

cs.IR2016

Pairwise, Magnitude, or Stars: What's the Best Way for Crowds to Rate?

Alessandro Checco, Gianluca Demartini

We compare three popular techniques of rating content: the ubiquitous five star rating, the less used pairwise comparison, and the recently introduced (in crowdsourcing) magnitude…