45 citations · 127 across the 18 of their papers we have counts for
6 papers · 1 filter
Recommending Targeted Strangers from Whom to Solicit Information on Social Media
Jalal Mahmud, Michelle X. Zhou, Nimrod Megiddo +2
We present an intelligent, crowd-powered information collection system that automatically identifies and asks target-ed strangers on Twitter for desired information (e.g., cur-rent…
Who Will Retweet This? Automatically Identifying and Engaging Strangers on Twitter to Spread Information
Kyumin Lee, Jalal Mahmud, Jilin Chen +2
There has been much effort on studying how social media sites, such as Twitter, help propagate information in different situations, including spreading alerts and SOS messages in a…
Optimizing The Selection of Strangers To Answer Questions in Social Media
Jalal Mahmud, Michelle Zhou, Nimrod Megiddo +2
Millions of people express themselves on public social media, such as Twitter. Through their posts, these people may reveal themselves as potentially valuable sources of informatio…
Why Do You Spread This Message? Understanding Users Sentiment in Social Media Campaigns
Jalal Mahmud, Huiji Gao
Twitter has been increasingly used for spreading messages about campaigns. Such campaigns try to gain followers through their Twitter accounts, influence the followers and spread m…
Home Location Identification of Twitter Users
Jalal Mahmud, Jeffrey Nichols, Clemens Drews
We present a new algorithm for inferring the home location of Twitter users at different granularities, including city, state, time zone or geographic region, using the content of…
Why Are You More Engaged? Predicting Social Engagement from Word Use
Jalal Mahmud, Jilin Chen, Jeffrey Nichols
We present a study to analyze how word use can predict social engagement behaviors such as replies and retweets in Twitter. We compute psycholinguistic category scores from word us…