Fix comment

aimclub · Aug 10, 2023 · 9410f15 · 9410f15
1 parent 6a8c61c
commit 9410f15
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/...ore/operations/evaluation/operation_implementations/data_operations/ts_transformations.py b/...ore/operations/evaluation/operation_implementations/data_operations/ts_transformations.py
@@ -841,6 +841,7 @@ def prepare_target(all_idx, idx, features_columns: np.array, target, forecast_le
     idx = idx[: -1]
 
     # Update target (clip first "window size" values)
+    # be careful, some implementation may be dramatically slow
     index_hash_table = {val: i for i, val in enumerate(all_idx)}
     row_nums = [index_hash_table[i] for i in idx]
     ts_target = target[row_nums]