Extreme deconvolution in action - 2015ASTR511/EXD GitHub Wiki
http://arxiv.org/pdf/0905.2979.pdf
https://github.com/jobovy/extreme-deconvolution
http://www.astroml.org/paper_figures/CIDU2012/fig_XD_example.html
AstroML XD base code: https://github.com/astroML/astroML/tree/master/astroML/density_estimation
Paper for astroML XDGMM.py: http://arxiv.org/pdf/0905.2979v2.pdf