Avraham Adler

[R-package] [gpu] Unable to properly pass boost directories to Rbuild on Windows 10

18

## Description I am trying to build LightGBM for R on Windows 10 with GPU support. I have the Boost libraries for MS VS 2022 installed under `C:\local\boost_1_78_0` as recommended,...

Ranking seems reversed

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### Description In the example I am testing (stimulated by [this SO question](https://stackoverflow.com/q/61207545/2726543), the function which takes less time is ranked 'b' instead of 'a'. ### Expected behavior That the...

Update nloptr c

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While reading through WRE, I noticed that Rdefines.h is no longer maintained, and that is what @jyypma used in `nloptr.c`, so I figured we should bring `nlopt.c` more in line...

Updating gradient and Jacobian functions

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This will address issue #168. The commit log is a bit wonky since in my experiments I set the five-point estimation as the sole version and then @astamm suggested we...

Request for comment: (breaking) change gradient and Jacobian calculation algorithms?

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This isn't an issue per se, but more of a request for comment. First, we have two separate algorithms for calculating numerical gradients. The first is a classic two point—well,...

Apparent UBSAN issues with NLOPT, in BOBYQA, COBYLA, and NEWUOA

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Hello. Please see [issue #794](https://github.com/lme4/lme4/issues/794) for the [lme4](https://cran.r-project.org/web/packages/lme4/index.html) package for R, where as part of debugging, it seems that there are UBSAN errors, at least in the BOBYQA file: [1](https://github.com/lme4/lme4/issues/794#issuecomment-2171765497),...

The NEWS file does not contain the changes from 1.4.2 to 1.5.0