4 papers · 1 filter
Beyond the Wisdom of the Crowd: How Network Topology Distorts Collective Perception
Giovanni Palermo, Vittorio Loreto, Giulio Cimini
Cognitive biases are often attributed to heuristics or limited information. Yet the structure of social networks is a key, often-overlooked source of perceptual bias. When informat…
Food Pairing Unveiled: Exploring Recipe Creation Dynamics through Recommender Systems
Giovanni Palermo, Claudio Caprioli, Giambattista Albora
In the early 2000s, renowned chef Heston Blumenthal formulated his "food pairing" hypothesis, positing that if foods share many flavor compounds, then they tend to taste good when…
The rise and fall of WallStreetBets: social roles and opinion leaders across the GameStop saga
Anna Mancini, Antonio Desiderio, Giovanni Palermo +2
Nowadays human interactions largely take place on social networks, with online users' behavior often falling into a few general typologies or "social roles". Among these, opinion l…
Spontaneous Opinion Swings in the Voter Model with Latency
Giovanni Palermo, Anna Mancini, Antonio Desiderio +2
The cognitive process of opinion formation is often characterized by stubbornness or resistance of agents to changes of opinion. To capture such a feature we introduce a constant l…