183 citations · 189 across the 3 of their papers we have counts for
3 papers
Wisdom of the Confident: Using Social Interactions to Eliminate the Bias in Wisdom of the Crowds
Gonzalo De Polavieja, Gabriel Madirolas
Human groups can perform extraordinary accurate estimations compared to individuals by simply using the mean, median or geometric mean of the individual estimations [Galton 1907, S…
The Informative Herd: why humans and other animals imitate more when conditions are adverse
Alfonso Pérez-Escudero, Gonzalo G. de Polavieja
Decisions in a group often result in imitation and aggregation, which are enhanced in panic, dangerous, stressful or negative situations. Current explanations of this enhancement a…
A common rule for decision-making in animal collectives across species
Sara Arganda, Alfonso Pérez-Escudero, Gonzalo G. de Polavieja
A diversity of decision-making systems has been observed in animal collectives. In some species, choices depend on the differences of the numbers of animals that have chosen each o…