John Snow in the 21st Century

Talk on bringing John Snow's Cholera map into the 21st century, given at the London Geomob at UCL on the 13th Jan 2015

Transcript

1. John Snow in the 21st century Robin Wilson @sciremotesense www.rtwilson.com/academic
2. John Snow in the 21st century Robin Wilson @sciremotesense www.rtwilson.com/academic Dr?
3. Story
5. UCL 1854
8. 500 deaths
14. John Snow was the first
15. John Snow was the first epidemiologist
16. John Snow was the first epidemiologist GIS technician?
17. John Snow was the first epidemiologist GIS technician? geospatial developer?
18. John Snow was the first epidemiologist GIS technician? geospatial developer? All from the geography
19. Similar techniques are still used today
20. Similar techniques are still used today • Can we use his data in modern tools?
21. Similar techniques are still used today • Can we use his data in modern tools? • What would modern analyses give?
22. Similar techniques are still used today • Can we use his data in modern tools? • What would modern analyses give? • Do privacy concerns have an impact?
23. Similar techniques are still used today • Can we use his data in modern tools? • What would modern analyses give? • Do privacy concerns have an impact? • What similar work is done now?
24. Georeferencing OS OpenData StreetView – Crown copyright and database right 2014
27. Available at www.rtwilson.com/johnsnow
28. Snow just looked at the map Lets try some modern analysis methods
29. Voroni polygons
30. Voroni polygons
31. But you can’t walk through walls…
32. Network analysis
33. Network analysis
34. Modern data can be a problem…
35. Modern data can be a problem…
36. Modern data can be a problem…
37. Modern data can be a problem…
38. Images courtesy of Flowminder (www.flowminder.org) What do we do these days?
39. Images courtesy of Flowminder (www.flowminder.org) What do we do these days?
40. Air pollution & health
41. Air pollution & health
42. Air pollution & health
43. So what?
44. So what?
45. So what?
46. So what?
47. So what?
48. Please have a play with the data at www.rtwilson.com/johnsnow and show me what you make! So what?