About Data Alchemist
This is Jacob Houtman's site to stimulate the use of open data to create and share insights. Here I blog about appealing examples I discover, the results of my own projects and information on how to become a data alchemist yourself. Enjoy!
Author Archives: Jacob
Looking back at the year 2010 in Google Trends shows the time to give each other presents is over. The chart shows the search volume for the word present over the year 2010. The volume starts to increase in September … Continue reading
Great data visualization which shows how your tax is spent on top salaries. Uses image bubble chart to get you insights within seconds (instead of reading boring data tables). Prachtige visualisatie van publiek gefinancierde salarissen boven de Balkenendenrom, het salaris van de minister president. De image bubble chart geeft in enkele seconde inzicht. Continue reading
Melanie Chernoff posted a widely accepted definition of open data and why it is important to have a clear defintion. I do like her definition, but think it is too narrow for two important reasons which are essential to boost the use of open data. Continue reading
Found this video which gives a very nice overview on the subject of data driven journalism. Journalists are coping with the rising information flood by borrowing data visualization techniques from computer scientists, researchers and artists. Some newsrooms are already beginning … Continue reading
British newspaper the Guardian is very active in data journalism. Last month they published this “Comprehensive spending review: you make the cuts”. The coalition says it must slash billions from public spending to tackle the UK’s growing budget deficit. George … Continue reading