31 citations · 76 across the 22 of their papers we have counts for
10 papers · 1 filter
Fréchet Statistics Based Change Point Detection in Dynamic Social Networks
Rui Luo, Vikram Krishnamurthy
This paper proposes a method to detect change points in dynamic social networks using Fréchet statistics. We address two main questions: (1) what metric can quantify the distances…
Mutual Information Measure for Glass Ceiling Effect in Preferential Attachment Models
Rui Luo, Buddhika Nettasinghe, Vikram Krishnamurthy
We propose a new way to measure inequalities such as the glass ceiling effect in attributed networks. Existing measures typically rely solely on node degree distribution or degree…
Estimating Exposure to Information on Social Networks
Buddhika Nettasinghe, Kowe Kadoma, Mor Naaman +1
This paper considers the problem of estimating exposure to information in a social network. Given a piece of information (e.g., a URL of a news article on Facebook, a hashtag on Tw…
Engagement dynamics and sensitivity analysis of YouTube videos
Wiliam Hoiles, Anup Aprem, Vikram Krishnamurthy
YouTube, with millions of content creators, has become the preferred destination for watching videos online. Through the Partner program, YouTube allows content creators to monetiz…
Opportunistic Advertisement Scheduling in Live Social Media: A Multiple Stopping Time POMDP Approach
Vikram Krishnamurthy, Anup Aprem, Sujay Bhatt
Live online social broadcasting services like YouTube Live and Twitch have steadily gained popularity due to improved bandwidth, ease of generating content and the ability to earn…
Tracking Infection Diffusion in Social Networks: Filtering Algorithms and Threshold Bounds
Vikram Krishnamurthy, Sujay Bhatt, Tavis Pedersen
This paper deals with the statistical signal pro- cessing over graphs for tracking infection diffusion in social networks. Infection (or Information) diffusion is modeled using the…