70 citations · 140 across the 6 of their papers we have counts for
7 papers · 1 filter
Bursts of Activity: Temporal Patterns of Help-Seeking and Support in Online Mental Health Forums
Taisa Kushner, Amit Sharma
Recent years have seen a rise in social media platforms that provide peer-to-peer support to individuals suffering from mental distress. Studies on the impact of these platforms ha…
Engagement Patterns of Peer-to-Peer Interactions on Mental Health Platforms
Ashish Sharma, Monojit Choudhury, Tim Althoff +1
Mental illness is a global health problem, but access to mental healthcare resources remain poor worldwide. Online peer-to-peer support platforms attempt to alleviate this fundamen…
Averaging Gone Wrong: Using Time-Aware Analyses to Better Understand Behavior
Samuel Barbosa, Dan Cosley, Amit Sharma +1
Online communities provide a fertile ground for analyzing people's behavior and improving our understanding of social processes. Because both people and communities change over tim…
Distinguishing between Personal Preferences and Social Influence in Online Activity Feeds
Amit Sharma, Dan Cosley
Many online social networks thrive on automatic sharing of friends' activities to a user through activity feeds, which may influence the user's next actions. However, identifying s…
Predictability of Popularity: Gaps between Prediction and Understanding
Benjamin Shulman, Amit Sharma, Dan Cosley
Can we predict the future popularity of a song, movie or tweet? Recent work suggests that although it may be hard to predict an item's popularity when it is first introduced, peeki…
Friends, Strangers, and the Value of Ego Networks for Recommendation
Amit Sharma, Mevlana Gemici, Dan Cosley
Two main approaches to using social network information in recommendation have emerged: augmenting collaborative filtering with social data and algorithms that use only ego-centric…