Blog
News, findings, and musings from the team
New and Improved COVID Symptom Survey Tracks Testing and Mask-Wearing
Beginning on September 8, 2020, we deployed a new version of our symptom survey. Facebook helps us recruit tens of thousands of respondents daily, and …
#symptom surveys #COVIDcast #R
By Alex Reinhart
Accessing Open COVID-19 Data via the COVIDcast Epidata API
One of our primary initiatives at the Delphi COVIDcast project has been to curate a diverse set of COVID-related data streams, and to make them freely …
#COVIDcast API #COVIDcast #R #Python
By Kathryn Mazaitis and Alex Reinhart
Can Symptoms Surveys Improve COVID-19 Forecasts?
Building on our previous two posts (on our COVID-19 symptom surveys through Facebook and Google) this post offers a deeper dive into empirical …
#symptom surveys #forecasting #COVIDcast #R
By Ryan Tibshirani
COVID-19 Symptom Surveys through Google
Since April 2020, in addition to our massive daily survey advertised on Facebook, we’ve been running (even-more-massive) surveys through Google …
#symptom surveys #COVIDcast #R
By Ryan Tibshirani
COVID-19 Symptom Surveys through Facebook
Since April 2020, in collaboration with Facebook, partner universities, and public health officials, we’ve been conducting a massive daily …
#symptom surveys #COVIDcast #R
By Alex Reinhart and Ryan Tibshirani
Hello World!
Hello from the Delphi research group at Carnegie Mellon University! We’re a group of faculty, students, and staff, based primarily out of CMU …
By Roni Rosenfeld and Ryan Tibshirani
