450 citations · 715 across the 18 of their papers we have counts for
5 papers · 1 filter
Syndromic classification of Twitter messages
Nigel Collier, Son Doan
Recent studies have shown strong correlation between social networking data and national influenza rates. We expanded upon this success to develop an automated text mining system t…
What's unusual in online disease outbreak news?
Nigel Collier
Background: Accurate and timely detection of public health events of international concern is necessary to help support risk assessment and response and save lives. Novel event-bas…
OMG U got flu? Analysis of shared health messages for bio-surveillance
Nigel Collier, Nguyen Truong Son, Ngoc Mai Nguyen
Background: Micro-blogging services such as Twitter offer the potential to crowdsource epidemics in real-time. However, Twitter posts ('tweets') are often ambiguous and reactive to…
Towards cross-lingual alerting for bursty epidemic events
Nigel Collier
Background: Online news reports are increasingly becoming a source for event based early warning systems that detect natural disasters. Harnessing the massive volume of information…
An analysis of Twitter messages in the 2011 Tohoku Earthquake
Son Doan, Bao-Khanh Ho Vo, Nigel Collier
Social media such as Facebook and Twitter have proven to be a useful resource to understand public opinion towards real world events. In this paper, we investigate over 1.5 million…