184 citations · 690 across the 22 of their papers we have counts for
4 papers · 1 filter
Centrality Metric for Dynamic Networks
Kristina Lerman, Rumi Ghosh, Jeon Hyung Kang
Centrality is an important notion in network analysis and is used to measure the degree to which network structure contributes to the importance of a node in a network. While many…
Predicting Influential Users in Online Social Networks
Rumi Ghosh, Kristina Lerman
Who are the influential people in an online social network? The answer to this question depends not only on the structure of the network, but also on details of the dynamic process…
Structure of Heterogeneous Networks
Rumi Ghosh, Kristina Lerman
Heterogeneous networks play a key role in the evolution of communities and the decisions individuals make. These networks link different types of entities, for example, people and…
Community Detection using a Measure of Global Influence
Rumi Ghosh, Kristina Lerman
The growing popularity of online social networks has provided researchers with access to large amount of social network data. This, coupled with the ever increasing computation spe…