Data analysis and plotting with free, open source tools
The presentation pdfs, data files and code to generate the many plots outlined in the talks can be downloaded for free.
Here are a list of additional plotting-related links submitted by Luis Figueras:
In Veusz plots are created by building up plotting widgets with a consistent object-based interface. The program also provides a command line and scripting interface (based on Python) to its plotting facilities. It can also act as a Python plotting module.
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