These codes are modified from the code of
Efficient Distributed Linear Classification Algorithms via the Alternating Direction Method of Multipliers.
Caoxie Zhang, Honglak Lee, and Kang G. Shin.
Available from http://web.eecs.umich.edu/~honglak/admmSVM.tgz
I use it for I/O.



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sdcaadmm: this paper
psdca:  distributed SDCA (see Yang, 2013)
admm-s: naive stochastic ADMM implemented in this paper
admm: standard ADMM (original codes)