int column_count = 0;
for (int i = 0; i < input_spec_.dense_size(); ++i) {
for (int j = 0; j < input_spec_.dense(i).size(); ++j) {
- decision_trees::FeatureId id;
- id.mutable_id()->set_value(strings::StrCat(column_count));
- available_features_.push_back(id);
++column_count;
}
}
+ available_features_.reserve(column_count);
+ decision_trees::FeatureId id;
+ for (int i = 0; i < column_count; i++) {
+ id.mutable_id()->set_value(strings::StrCat(i));
+ available_features_.emplace_back(id);
+ }
// Set up the random number generator.
if (split_sampling_random_seed_ == 0) {