fabian-sp

Objective function formulation for Logistic Regression

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Hi all, I can not find the exact formulation of the objective function that is minimized in `LogisticRegression`. In particular, how exactly does `C` appear in the objective (e.g. if...

Sums of norms

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Hi Lorenzo, I wanted to follow up on this comment: https://github.com/JuliaFirstOrder/ProximalOperators.jl/issues/124#issuecomment-894072191 I think these weighted sums of norms can be useful for Group/Fused Lasso type problems. For the Group Lasso,...

This is related to the review of FunFact for JOSS (see https://github.com/openjournals/joss-reviews/issues/4502) I have a few questions regarding your optimization procedures. - If I understand correctly, i could use any...

JOSS review: examples and numerical validation

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This is related to the review of `FunFact` for JOSS (see https://github.com/openjournals/joss-reviews/issues/4502) I understand that your package can do (or approximate) arbitrary tensor decompositions with optimization. As the underlying properties...

JOSS review: unit tests

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This is related to the review of `FunFact` for JOSS (see https://github.com/openjournals/joss-reviews/issues/4502) I ran the unit tests (on the branch `tags/1.0` which I hope is the correct one) and this...

Hi, when running your code, I spotted this small bug: https://github.com/sbarratt/torch_cg/blob/7504429f13cc66d6a4b0d5767f561abb557a2a1e/torch_cg/cg_batch.py#L104 Here, it should print "optimal" in the case when optimal, and else "reached max iter". So just switching `if`...

Syntax alignment with numpy

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Hi, I just found this repository as I need to use a sparse data format inside numba functions. In my exisiting code using numpy arrays I mainly need row indexing...