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Do you have an example of an R automatic differentiation package which has an ecosystem of compatible tools like PDE solvers, automatic sparsity detection, conv
by ChrisRackauckas 7y ago
Do you have an example of an R automatic differentiation package which has an ecosystem of compatible tools like PDE solvers, automatic sparsity detection, convolutional neural networks, and global sensitivity analysis? If you have one I'll add it to the list. But the ones that I know are things like madness [1], radx [2], and TMB [3], all of which are good AD systems in their own right (the latter most having some good parallelism), but are missing most of the relevant features for a discussion of scientific ML (but would be great for standard ML). I could also point to autodiffr [4], but that's using Julia to autodiff R.
But if there's one I missed I'd love to hear about it and start tracking the project!
[1] https://cran.r-project.org/web/packages/madness/vignettes/introducing_madness.pdf https://cran.r-project.org/web/packages/madness/vignettes/in...
[2] https://rdrr.io/github/quantumelixir/radx/man/radx-package.html https://rdrr.io/github/quantumelixir/radx/man/radx-package.h...
[3] https://www.jstatsoft.org/article/view/v070i05/v70i05.pdf https://www.jstatsoft.org/article/view/v070i05/v70i05.pdf
[4] https://non-contradiction.github.io/autodiffr/index.html https://non-contradiction.github.io/autodiffr/index.html