From 53cb505cf3d30974bf7a121c898e3dd275e0e897 Mon Sep 17 00:00:00 2001
From: Castorp <50649074+ShinDongWoon@users.noreply.github.com>
Date: Mon, 18 Aug 2025 10:53:21 +0900
Subject: [PATCH] Add comment for ROCV fold usage

---
 LGHackerton/models/patchtst_trainer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/LGHackerton/models/patchtst_trainer.py b/LGHackerton/models/patchtst_trainer.py
index f0665a5..b44a5d3 100644
--- a/LGHackerton/models/patchtst_trainer.py
+++ b/LGHackerton/models/patchtst_trainer.py
@@ -156,7 +156,7 @@ def _make_rocv_slices(
 
     n = len(label_dates)
     slices: List[Tuple[np.ndarray, np.ndarray]] = []
-    used = np.zeros(n, dtype=bool)
+    used = np.zeros(n, dtype=bool)  # prevents overlap among folds
     dates = np.sort(np.unique(label_dates))
 
     for i in range(n_folds):