4 papers · 1 filter
Hypergraph-of-Entity: A General Model for Entity-Oriented Search
José Devezas, Sérgio Nunes
The hypergraph-of-entity was conceptually proposed as a general model for entity-oriented search. However, only the performance for ad hoc document retrieval had been assessed. We…
Fatigued PageRank
José Devezas, Sérgio Nunes
Connections among entities are everywhere. From social media interactions to web page hyperlinks, networks are frequently used to represent such complex systems. Node ranking is a…
Fatigued Random Walks in Hypergraphs: A Neuronal Analogy to Improve Retrieval Performance
José Devezas, Sérgio Nunes
Hypergraphs are data structures capable of capturing supra-dyadic relations. We can use them to model binary relations, but also to model groups of entities, as well as the interse…
ECIR 2020 Workshops: Assessing the Impact of Going Online
Sérgio Nunes, Suzanne Little, Sumit Bhatia +11
ECIR 2020 https://ecir2020.org/ was one of the many conferences affected by the COVID-19 pandemic. The Conference Chairs decided to keep the initially planned dates (April 14-17, 2…