Use parent forest num.threads in auxiliary forest (#1437)

r-package/grf/R/causal_forest.R

@@ -278,6 +278,7 @@ causal_forest <- function(X, Y, W,
   forest <- do.call.rcpp(causal_train, c(data, args))
   class(forest) <- c("causal_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["ci.group.size"]] <- ci.group.size
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y

r-package/grf/R/causal_survival_forest.R

@@ -378,6 +378,7 @@ causal_survival_forest <- function(X, Y, W, D,
   forest <- do.call.rcpp(causal_survival_train, c(data, args))
   class(forest) <- c("causal_survival_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["_psi"]] <- psi
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y

r-package/grf/R/get_scores.R

@@ -79,7 +79,8 @@ get_scores.causal_forest <- function(forest,
                                            sample.weights = forest$sample.weights,
                                            num.trees = num.trees.for.weights,
                                            ci.group.size = 1,
-                                           seed = forest$seed)
+                                           seed = forest$seed,
+                                           num.threads = forest$num.threads)
       V.hat <- predict(variance_forest)$predictions
       debiasing.weights.all <- (forest$W.orig - forest$W.hat) / V.hat
       debiasing.weights <- debiasing.weights.all[subset]
@@ -178,7 +179,8 @@ get_scores.instrumental_forest <- function(forest,
                                          sample.weights = forest$sample.weights,
                                          clusters = clusters,
                                          num.trees = num.trees.for.weights,
-                                         seed = forest$seed)
+                                         seed = forest$seed,
+                                         num.threads = forest$num.threads)
       compliance.score <- predict(compliance.forest)$predictions
       compliance.score <- compliance.score[subset]
     } else if (length(compliance.score) == length(forest$Y.orig)) {
@@ -342,7 +344,8 @@ get_scores.causal_survival_forest <- function(forest,
                                          sample.weights = forest$sample.weights,
                                          num.trees = num.trees.for.weights,
                                          ci.group.size = 1,
-                                         seed = forest$seed)
+                                         seed = forest$seed,
+                                         num.threads = forest$num.threads)
     V.hat <- predict(variance_forest)$predictions[subset]
   }
 

r-package/grf/R/instrumental_forest.R

@@ -245,6 +245,7 @@ instrumental_forest <- function(X, Y, W, Z,
   forest <- do.call.rcpp(instrumental_train, c(data, args))
   class(forest) <- c("instrumental_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["ci.group.size"]] <- ci.group.size
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y

r-package/grf/R/ll_regression_forest.R

@@ -201,6 +201,7 @@ ll_regression_forest <- function(X, Y,
 
   class(forest) <- c("ll_regression_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["ci.group.size"]] <- ci.group.size
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y

r-package/grf/R/multi_arm_causal_forest.R

@@ -289,6 +289,7 @@ multi_arm_causal_forest <- function(X, Y, W,
   forest <- do.call.rcpp(multi_causal_train, c(data, args))
   class(forest) <- c("multi_arm_causal_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["ci.group.size"]] <- ci.group.size
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y

r-package/grf/R/multi_regression_forest.R

@@ -110,6 +110,7 @@ multi_regression_forest <- function(X, Y,
   forest <- do.call.rcpp(multi_regression_train, c(data, args))
   class(forest) <- c("multi_regression_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y
   forest[["sample.weights"]] <- sample.weights

r-package/grf/R/probability_forest.R

@@ -137,6 +137,7 @@ probability_forest <- function(X, Y,
   forest <- do.call.rcpp(probability_train, c(data, args))
   class(forest) <- c("probability_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y
   forest[["Y.relabeled"]] <- Y.relabeled

r-package/grf/R/quantile_forest.R

@@ -132,6 +132,7 @@ quantile_forest <- function(X, Y,
   forest <- do.call.rcpp(quantile_train, c(data, args))
   class(forest) <- c("quantile_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y
   forest[["quantiles.orig"]] <- quantiles

r-package/grf/R/regression_forest.R

@@ -168,6 +168,7 @@ regression_forest <- function(X, Y,
   forest <- do.call.rcpp(regression_train, c(data, args))
   class(forest) <- c("regression_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["ci.group.size"]] <- ci.group.size
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y

r-package/grf/R/survival_forest.R

@@ -173,6 +173,7 @@ survival_forest <- function(X, Y, D,
   forest <- do.call.rcpp(survival_train, c(data, args))
   class(forest) <- c("survival_forest", "grf")
   forest[["seed"]] <- seed
+  forest[["num.threads"]] <- num.threads
   forest[["X.orig"]] <- X
   forest[["Y.orig"]] <- Y
   forest[["Y.relabeled"]] <- Y.relabeled