1.1k citations · 5.5k across the 100 of their papers we have counts for
9 papers · 1 filter
A Continuous-time Mutually-Exciting Point Process Framework for Prioritizing Events in Social Media
Mehrdad Farajtabar, Safoora Yousefi, Long Q. Tran +2
The overwhelming amount and rate of information update in online social media is making it increasingly difficult for users to allocate their attention to their topics of interest,…
Correlated Cascades: Compete or Cooperate
Ali Zarezade, Ali Khodadadi, Mehrdad Farajtabar +2
In real world social networks, there are multiple cascades which are rarely independent. They usually compete or cooperate with each other. Motivated by the reinforcement theory in…
Online Supervised Subspace Tracking
Yao Xie, Ruiyang Song, Hanjun Dai +2
We present a framework for supervised subspace tracking, when there are two time series and , one being the high-dimensional predictors and the other being the response…
COEVOLVE: A Joint Point Process Model for Information Diffusion and Network Co-evolution
Mehrdad Farajtabar, Yichen Wang, Manuel Gomez Rodriguez +3
Information diffusion in online social networks is affected by the underlying network topology, but it also has the power to change it. Online users are constantly creating new lin…
Scan -Statistic for Kernel Change-Point Detection
Shuang Li, Yao Xie, Hanjun Dai +1
Detecting the emergence of an abrupt change-point is a classic problem in statistics and machine learning. Kernel-based nonparametric statistics have been used for this task which…
Provable Bayesian Inference via Particle Mirror Descent
Bo Dai, Niao He, Hanjun Dai +1
Bayesian methods are appealing in their flexibility in modeling complex data and ability in capturing uncertainty in parameters. However, when Bayes' rule does not result in tracta…