69 citations · 116 across the 16 of their papers we have counts for
3 papers · 1 filter
A Hierarchical Aggregation Framework for Efficient Multilevel Visual Exploration and Analysis
Nikos Bikakis, George Papastefanatos, Melina Skourla +1
Data exploration and visualization systems are of great importance in the Big Data era, in which the volume and heterogeneity of available information make it difficult for humans…
Finding Desirable Objects under Group Categorical Preferences
Nikos Bikakis, Karim Benouaret, Dimitris Sacharidis
Considering a group of users, each specifying individual preferences over categorical attributes, the problem of determining a set of objects that are objectively preferable by all…
Towards Scalable Visual Exploration of Very Large RDF Graphs
Nikos Bikakis, John Liagouris, Maria Krommyda +2
In this paper, we outline our work on developing a disk-based infrastructure for efficient visualization and graph exploration operations over very large graphs. The proposed platf…