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!
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Found this press report showing the results of research on how often “Big Brother” asks telecom providers for the details on phone calls made by individual subscribers. The graph shows the differences between European countries. This is a so called … Continue reading
Watch this TED talk on the beauty of data visualization by David McCandless. The talk was given in July 2010 at TED Global Oxford. You can find and watch more of David’s work on his site. David, thanks for to … Continue reading
Update: click here for complete project release. Interested in where your tax money goes? Just finished the first preview of an upcoming collection of visualizations on public paid slaries in Holland. This picture shows the public paid salaries, in case … Continue reading
The web offers many interesting documents in Adobe pdf format. Quite often the documents do contain nice tables of data. To visualize this data the way I like to, I first need to extract the data from the pdf document … Continue reading
Last night I was watching Zembla, a documentary program on Dutch national television. The documentary “Balkenende norm top 2000” did show a nice example of insight by data: higher top salary has negative impact on the performance of an organization! … Continue reading