from dataclasses import dataclass


@dataclass(frozen=True)
class MaskScoringConfig:
    min_area_ratio: float = 0.003
    max_area_ratio: float = 0.70
    max_aspect_ratio: float = 6.0
    min_fill_ratio_hard: float = 0.08
    max_components: int = 6
    min_largest_component_ratio: float = 0.60
    reject_edge_touch_count: int = 4
    reject_large_edge_touch_count: int = 3
    reject_large_edge_area_ratio: float = 0.25

    area_score_low: float = 0.02
    area_score_high: float = 0.35
    fill_score_low: float = 0.25
    fill_score_high: float = 0.90
    soft_aspect_ratio: float = 2.5
    hole_penalty_step: float = 0.05
    max_hole_penalty_count: int = 5

    weight_area: float = 0.35
    weight_shape: float = 0.25
    weight_fragment: float = 0.25
    weight_boundary: float = 0.15