253 citations · 721 across the 25 of their papers we have counts for
5 papers · 1 filter
Personalized Degrees: Effects on Link Formation in Dynamic Networks from an Egocentric Perspective
Makan Arastuie, Kevin S. Xu
Understanding mechanisms driving link formation in dynamic social networks is a long-standing problem that has implications to understanding social structure as well as link predic…
The Block Point Process Model for Continuous-Time Event-Based Dynamic Networks
Ruthwik R. Junuthula, Maysam Haghdan, Kevin S. Xu +1
We consider the problem of analyzing timestamped relational events between a set of entities, such as messages between users of an on-line social network. Such data are often analy…
Effects of Contact Network Models on Stochastic Epidemic Simulations
Rehan Ahmad, Kevin S. Xu
The importance of modeling the spread of epidemics through a population has led to the development of mathematical models for infectious disease propagation. A number of empirical…
Unsupervised Motion Artifact Detection in Wrist-Measured Electrodermal Activity Data
Yuning Zhang, Maysam Haghdan, Kevin S. Xu
One of the main benefits of a wrist-worn computer is its ability to collect a variety of physiological data in a minimally intrusive manner. Among these data, electrodermal activit…
Block CUR: Decomposing Matrices using Groups of Columns
Urvashi Oswal, Swayambhoo Jain, Kevin S. Xu +1
A common problem in large-scale data analysis is to approximate a matrix using a combination of specifically sampled rows and columns, known as CUR decomposition. Unfortunately, in…