184 citations · 690 across the 22 of their papers we have counts for
Showing 2012 · cs.SIShow all
3 papers · 2 filters
cs.SI2012
Rethinking Centrality: The Role of Dynamical Processes in Social Network Analysis
Rumi Ghosh, Kristina Lerman
Many popular measures used in social network analysis, including centrality, are based on the random walk. The random walk is a model of a stochastic process where a node interacts…
cs.SI2012★ 92 cited
Social Contagion: An Empirical Study of Information Spread on Digg and Twitter Follower Graphs
Kristina Lerman, Rumi Ghosh, Tawan Surachawala
Social networks have emerged as a critical factor in information dissemination, search, marketing, expertise and influence discovery, and potentially an important tool for mobilizi…
cs.SI2012
Impact of Dynamic Interactions on Multi-Scale Analysis of Community Structure in Networks
Rumi Ghosh, Kristina Lerman
To find interesting structure in networks, community detection algorithms have to take into account not only the network topology, but also dynamics of interactions between nodes.…