GeoPatterns - Flu Detector - Tracking Epidemics on Twitter

Here are the inferred flu rates for England & Wales in the last 6 months
based on geolocated Twitter content

Check Regional Flu Inferences:
for the last 6 months
since June 2009

Flu Detector uses the content of Twitter to nowcast flu rates in several UK regions. Inferences are compared with official ILI rates from HPA. Some early performance evaluation results are available here. The methodology is described in the following publications:

Detecting Events and Patterns in Large-Scale User Generated Textual Streams with Statistical Learning Methods, V. Lampos, Ph.D. Thesis, 2012.

Nowcasting Events from the Social Web with Statistical Learning, V. Lampos and N. Cristianini, ACM TIST 2011.

Tracking the flu pandemic by monitoring the Social Web, V. Lampos and N. Cristianini, CIP 2010.

Flu Detector - Tracking Epidemics on Twitter, V. Lampos, T. De Bie and N. Cristianini, ECML PKDD 2010.

Current Flu Rate
19.73

Vertical axis	Inferred flu rate indicating the number of GP consultations per 100,000 citizens where the diagnosis' result was Influenza-like Illness (ILI)
Horizontal axis	Date in yyyy-mm-dd format