4 papers
Analogies between Transformer Layers and Power Method
Chenglong Li, Claudio Altafini
In the paper we show that there is an analogy between the operations occurring in a layer of a transformer (projections and layer normalizations, disregarding the feedforward neura…
Quantifying opinion homophily in online social networks: A bounded confidence perspective
Yangyang Luan, Camilla Ancona, Carmela Bernardo +6
The concept of homophily is pervasive in online social media. While many empirical studies have relied on external sociodemographic traits to investigate it, significantly less is…
Signed DeGroot-Friedkin Dynamics with Interdependent Topics
Yangyang Luan, Muhammad Ahsan Razaq, Xiaoqun Wu +1
This paper investigates DeGroot-Friedkin (DF) dynamics over signed influence networks with interdependent topics. We propose a multi-topic signed framework that combines repelling…
Wisdom of Crowds Effects under Antagonistic Interactions and Correlated Opinions
Muhammad Ahsan Razaq, Claudio Altafini
This paper investigates the wisdom of crowds of linear opinion dynamics models evolving on signed networks. Conditions are given under which models such as the DeGroot, Friedkin-Jo…