ThomasWolf0701
commented
4 years ago Here is the installation I did
remotes::install_github("mlr-org/mlr3hyperband",force = TRUE) Downloading GitHub repo mlr-org/mlr3hyperband@master WARNING: Rtools is required to build R packages, but is not currently installed.
Please download and install Rtools custom from https://cran.r-project.org/bin/windows/Rtools/. √ checking for file 'C:\Users\Thomas Wolf\AppData\Local\Temp\RtmpA1A2bR\remotes511866dffae\mlr-org-mlr3hyperband-c1e36d4/DESCRIPTION' (572ms)
- preparing 'mlr3hyperband': √ checking DESCRIPTION meta-information ...
- installing the package to process help pages
- saving partial Rd database (4.6s)
- checking for LF line-endings in source and make files and shell scripts
- checking for empty or unneeded directories
- building 'mlr3hyperband_0.0.0.9000.tar.gz'
Installing package into ‘C:/Users/Thomas Wolf/Documents/R/win-library/3.6’ (as ‘lib’ is unspecified)
- installing source package 'mlr3hyperband' ...
using staged installation
R
inst
byte-compile and prepare package for lazy loading
** help
*** installing help indices
converting help for package 'mlr3hyperband'
finding HTML links ... fertig
TunerHyperband html
finding level-2 HTML links ... done
Rd warning: C:/Users/Thomas Wolf/AppData/Local/Temp/Rtmp6prsZt/Rbuild27607594528/mlr3hyperband/man/TunerHyperband.Rd:30: missing file link 'Terminator'
Rd warning: C:/Users/Thomas Wolf/AppData/Local/Temp/Rtmp6prsZt/Rbuild27607594528/mlr3hyperband/man/TunerHyperband.Rd:133: file link 'PipeOpSubsample' in package 'mlr3pipelines' does not exist and so has been treated as a topic
Rd warning: C:/Users/Thomas Wolf/AppData/Local/Temp/Rtmp6prsZt/Rbuild27607594528/mlr3hyperband/man/TunerHyperband.Rd:134: file link 'GraphLearner' in package 'mlr3pipelines' does not exist and so has been treated as a topic
mlr3hyperband-package html
nds_selection html
building package indices
testing if installed package can be loaded from temporary location
arch - i386
arch - x64
testing if installed package can be loaded from final location
** arch - i386
arch - x64
** testing if installed package keeps a record of temporary installation path
- DONE (mlr3hyperband)
I ran the example from the package as seen below and got the following error:
library(mlr3hyperband) library(mlr3learners) library(mlr3tuning) library(mlr3) library(paradox)
set.seed(123)
define hyperparameter and budget parameter for tuning with hyperband
params = list( ParamInt$new("nrounds", lower = 1, upper = 16, tag = "budget"), ParamDbl$new("eta", lower = 0, upper = 1), ParamFct$new("booster", levels = c("gbtree", "gblinear", "dart")) )
inst = TuningInstance$new( tsk("iris"), lrn("classif.xgboost"), rsmp("holdout"), msr("classif.ce"), ParamSet$new(params), term("evals", n_evals = 100000) )
create custom sampler (optional):
- beta distribution with alpha = 2 and beta = 5
- categorical distribution with custom probabilities
sampler = SamplerJointIndep$new(list( Sampler1DRfun$new(params[[2]], function(n) rbeta(n, 2, 5)), Sampler1DCateg$new(params[[3]], prob = c(0.2, 0.3, 0.5)) ))
tuner = TunerHyperband$new(eta = 2L, sampler = sampler)
Not run:
tuner$tune(inst)