So I just finished all my 3 certifications after a year of coding here and really interested in data visualisation lately. Been working on a few small data viz projects now to learn more and want to share one here:
It shows how happy or unhappy each country of the world currently is by analysing real-time Twitter data and mapping it using D3 with a color. Tweets with geolocation turned on are mapped with a happy or sad emoticon.
Pls check out and feel free to give any feedback you want!