External Correlation
MAT 259, 2012
Anis Haron

Correlation of SPL checkouts and Geotagged Flickr images (restricted to 250 images) on Lunar Eclipse in 2008.

Result and
Circles on the world map are approximately mapped based on Latitude and Longitude data of the images. Rollover (circles on world map) reveals date and time taken of the image (YYYY-MM-SS HH:MM:SS) and rollovers on chart reveals number of images taken / number of items checked out in a given month.

I used Processing.

Run in Browser

Source Code