diff --git a/config.py b/config.py
index 9c53ff3..7df78c0 100644
--- a/config.py
+++ b/config.py
@@ -241,7 +241,7 @@ TRIANGLE_BLACKHAT_KERNEL_FRAC = 0.018  # 核大小 ≈ min(h,w)*frac，取奇数
 # ── YOLO(NPU) 靶环 ROI → 裁剪后再跑三角形（减小 CPU 处理面积）──────────────────
 # 日志里 net_in=W×H 来自 .mud 模型（det.input_width/height），不是这里配置的。
 TRIANGLE_YOLO_ROI_ENABLE = True
-TRIANGLE_YOLO_MODEL_PATH = APP_DIR + "/model_317211.mud"
+TRIANGLE_YOLO_MODEL_PATH = APP_DIR + "/model_317828.mud"
 # 参与 ROI 的类别：多类时只填「整靶/靶环」的 id；不要填角标类，否则 union 仍可对，但 largest 会偏小。
 TRIANGLE_YOLO_RING_CLASS_IDS = (0,)
 TRIANGLE_YOLO_CONF_TH = 0.9
diff --git a/model_270139.cvimodel b/model_270139.cvimodel
deleted file mode 100644
index 09b6efb..0000000
Binary files a/model_270139.cvimodel and /dev/null differ
diff --git a/model_270139.mud b/model_270139.mud
deleted file mode 100644
index 6fa7113..0000000
--- a/model_270139.mud
+++ /dev/null
@@ -1,13 +0,0 @@
-
-[basic]
-type = cvimodel
-model = model_270139.cvimodel
-
-[extra]
-model_type = yolov5
-input_type = rgb
-mean = 0, 0, 0
-scale = 0.00392156862745098, 0.00392156862745098, 0.00392156862745098
-anchors = 10, 13, 16, 30, 33, 23, 30, 61, 62, 45, 59, 119, 116, 90, 156, 198, 373, 326
-labels = 黑三角和圆环
-
diff --git a/model_270820.cvimodel b/model_270820.cvimodel
deleted file mode 100644
index 0ab2069..0000000
Binary files a/model_270820.cvimodel and /dev/null differ
diff --git a/model_270820.mud b/model_270820.mud
deleted file mode 100644
index cf95de4..0000000
--- a/model_270820.mud
+++ /dev/null
@@ -1,13 +0,0 @@
-
-[basic]
-type = cvimodel
-model = model_270820.cvimodel
-
-[extra]
-model_type = yolov5
-input_type = rgb
-mean = 0, 0, 0
-scale = 0.00392156862745098, 0.00392156862745098, 0.00392156862745098
-anchors = 10, 13, 16, 30, 33, 23, 30, 61, 62, 45, 59, 119, 116, 90, 156, 198, 373, 326
-labels = triangle
-
diff --git a/model_285484.cvimodel b/model_285484.cvimodel
deleted file mode 100644
index 545b824..0000000
Binary files a/model_285484.cvimodel and /dev/null differ
diff --git a/model_285484.mud b/model_285484.mud
deleted file mode 100644
index e8b1862..0000000
--- a/model_285484.mud
+++ /dev/null
@@ -1,13 +0,0 @@
-
-[basic]
-type = cvimodel
-model = model_285484.cvimodel
-
-[extra]
-model_type = yolov5
-input_type = rgb
-mean = 0, 0, 0
-scale = 0.00392156862745098, 0.00392156862745098, 0.00392156862745098
-anchors = 10, 13, 16, 30, 33, 23, 30, 61, 62, 45, 59, 119, 116, 90, 156, 198, 373, 326
-labels = 20, 40
-
diff --git a/model_317211.cvimodel b/model_317211.cvimodel
deleted file mode 100644
index 159f4d0..0000000
Binary files a/model_317211.cvimodel and /dev/null differ
diff --git a/model_317211.mud b/model_317211.mud
deleted file mode 100644
index ed01f1e..0000000
--- a/model_317211.mud
+++ /dev/null
@@ -1,13 +0,0 @@
-
-[basic]
-type = cvimodel
-model = model_317211.cvimodel
-
-[extra]
-model_type = yolov5
-input_type = rgb
-mean = 0, 0, 0
-scale = 0.00392156862745098, 0.00392156862745098, 0.00392156862745098
-anchors = 10, 13, 16, 30, 33, 23, 30, 61, 62, 45, 59, 119, 116, 90, 156, 198, 373, 326
-labels = circle, triangle
-