413 citations · 997 across the 48 of their papers we have counts for
9 papers · 1 filter
HPRA: Hyperedge Prediction using Resource Allocation
Tarun Kumar, K Darwin, Srinivasan Parthasarathy +1
Many real-world systems involve higher-order interactions and thus demand complex models such as hypergraphs. For instance, a research article could have multiple collaborating aut…
Twitter Watch: Leveraging Social Media to Monitor and Predict Collective-Efficacy of Neighborhoods
Moniba Keymanesh, Saket Gurukar, Bethany Boettner +3
Sociologists associate the spatial variation of crime within an urban setting, with the concept of collective efficacy. The collective efficacy of a neighborhood is defined as soci…
Symmetrization for Embedding Directed Graphs
Jiankai Sun, Srinivasan Parthasarathy
Recently, one has seen a surge of interest in developing such methods including ones for learning such representations for (undirected) graphs (while preserving important propertie…
QDEE: Question Difficulty and Expertise Estimation in Community Question Answering Sites
Jiankai Sun, Sobhan Moosavi, Rajiv Ramnath +1
In this paper, we present a framework for Question Difficulty and Expertise Estimation (QDEE) in Community Question Answering sites (CQAs) such as Yahoo! Answers and Stack Overflow…
Hierarchical Change Point Detection on Dynamic Networks
Yu Wang, Aniket Chakrabarti, David Sivakoff +1
This paper studies change point detection on networks with community structures. It proposes a framework that can detect both local and global changes in networks efficiently. Impo…
Fast Change Point Detection on Dynamic Social Networks
Yu Wang, Aniket Chakrabarti, David Sivakoff +1
A number of real world problems in many domains (e.g. sociology, biology, political science and communication networks) can be modeled as dynamic networks with nodes representing e…