docs: improve readme

mlr-org · Feb 10, 2022 · 9f211d7 · 9f211d7
1 parent d788050
commit 9f211d7
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Showing 2 changed files with 6 additions and 4 deletions.
diff --git a/README.Rmd b/README.Rmd
@@ -107,7 +107,7 @@ learner = lrn("classif.rpart",
 # create graph learner with subsampling
 graph_learner = as_learner(po("subsample") %>>% learner)
 
-# tag budget parameter
+# increase subsample rate from ~ 3.4% to 100%
 graph_learner$param_set$values$subsample.frac = to_tune(p_dbl(3^-3, 1, tags = "budget"))
 
 # set parallel backend
@@ -145,7 +145,8 @@ objective = ObjectiveRFun$new(
 )
 
 # optimize branin function with hyperband
-result = bb_optimize(objective, method = "hyperband", search_space = search_space, term_evals = NULL, eta = 2)
+result = bb_optimize(objective, method = "hyperband", search_space = search_space,
+  term_evals = NULL, eta = 2)
 
 # optimized parameters
 result$par

diff --git a/README.md b/README.md
@@ -101,7 +101,7 @@ learner = lrn("classif.rpart",
 # create graph learner with subsampling
 graph_learner = as_learner(po("subsample") %>>% learner)
 
-# tag budget parameter
+# increase subsample rate from ~ 3.4% to 100%
 graph_learner$param_set$values$subsample.frac = to_tune(p_dbl(3^-3, 1, tags = "budget"))
 
 # set parallel backend
@@ -139,7 +139,8 @@ objective = ObjectiveRFun$new(
 )
 
 # optimize branin function with hyperband
-result = bb_optimize(objective, method = "hyperband", search_space = search_space, term_evals = NULL, eta = 2)
+result = bb_optimize(objective, method = "hyperband", search_space = search_space,
+  term_evals = NULL, eta = 2)
 
 # optimized parameters
 result$par