rnd-v1

configs/blue_detector.yaml

@@ -0,0 +1,47 @@
+# Tuned to be permissive. Expect false positives from rivers, lakes, names and contours.
+# The purpose is weak-label mining + hard-negative discovery, not final truth.
+source:
+  base_url: "https://web.uni-plovdiv.net/vedrin/raster/original/"
+  default_crs: "EPSG:4326"
+
+detector:
+  tile_size: 1400
+  tile_overlap: 96
+  min_width_px: 5
+  min_height_px: 5
+  max_width_px: 95
+  max_height_px: 95
+  min_area_px: 18
+  max_area_px: 6500
+  min_aspect: 0.35
+  max_aspect: 4.25
+  min_blue_fill_ratio: 0.045
+  max_blue_fill_ratio: 0.92
+  min_rectangularity: 0.18
+  min_solidity: 0.22
+  nms_iou_threshold: 0.25
+  # OpenCV HSV hue range is 0-179, not 0-360.
+  hsv_ranges:
+    - name: blue_dark_to_light
+      lower: [82, 28, 45]
+      upper: [137, 255, 255]
+    - name: pale_cyan_low_sat
+      lower: [78, 10, 105]
+      upper: [115, 115, 255]
+  morphology:
+    open_kernel: 2
+    close_kernel: 3
+    dilate_iterations: 1
+
+coordinate_scoring:
+  search_radius_px: 45
+  strong_score: 0.90
+  weak_score: 0.40
+  crop_size_px: 256
+
+export:
+  yolo_class_names:
+    - blue_rect_unknown
+    - blue_rect_filled
+    - blue_rect_hollow
+    - blue_rect_border