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cs.SI2024
Wiser than the Wisest of Crowds: The Asch Effect Revisited under Friedkin-Johnsen Opinion Dynamics
Dragos Ristache, Fabian Spaeh, Charalampos E. Tsourakakis
In 1907, Sir Francis Galton independently asked 787 villagers to estimate the weight of an ox. Although none of them guessed the exact weight, the average estimate was remarkably a…
cs.LG2024
ULTRA-MC: A Unified Approach to Learning Mixtures of Markov Chains via Hitting Times
Fabian Spaeh, Konstantinos Sotiropoulos, Charalampos E. Tsourakakis
This study introduces a novel approach for learning mixtures of Markov chains, a critical process applicable to various fields, including healthcare and the analysis of web users.…
cs.LG2024
Markovletics: Methods and A Novel Application for Learning Continuous-Time Markov Chain Mixtures
Fabian Spaeh, Charalampos E. Tsourakakis
Sequential data naturally arises from user engagement on digital platforms like social media, music streaming services, and web navigation, encapsulating evolving user preferences…