yes, but it hasn't been integrated in scikit learn. take a look at fabian's
coordinate descent implementation here
https://gist.github.com/fabianp/1423373
i think a pr based on this would be very much welcomed
michael
On Tuesday, September 23, 2014, Pedro Cardoso <karudoso+skle...@gmail.com>
wrote:
> Hi there.
>
> Was any work been done for Group Lasso Linear classification.
>
> Thanks for any info.
>
> references :
>
> Jerome Friedman, Trevor Hastie, and Robert Tibshiran. 2010. A note on the
> group lasso and a sparse group lasso. Technical report, Stanford
> University.
> Yogatama, Dani, and Noah A. Smith. "Linguistic Structured Sparsity in
> Text Categorization." Proc. of ACL. 2014.
>
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