4 ms·
That's really impressive! I can't even imagine implimenting sparsity tracing in a language as dynamic and hard to compile as R.
by adgjlsfhk1 2y ago
That's really impressive! I can't even imagine implimenting sparsity tracing in a language as dynamic and hard to compile as R.
- goosedragons 2y agoI think they do sparsity tracing and tape construction in C++ behind the scenes. RTMB does some wacky thing abusing complex values to let you write the function code in R and pass that off somehow.