# 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