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@@ -89,6 +89,25 @@ class MagicModel:
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ret = []
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MAX_DIS_OF_POINT = 10**9 + 7
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+ # subject 和 object 的 bbox 会合并成一个大的 bbox （named: merged bbox）。 筛选出所有和 merged bbox 有 overlap 且 overlap 面积大于 object 的面积的 subjects。
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+ # 再求出筛选出的 subjects 和 object 的最短距离！
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+ def may_find_other_nearest_bbox(subject_idx, object_idx):
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+ ret = float("inf")
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+ x0 = min(all_bboxes[subject_idx]["bbox"][0], all_bboxes[object_idx]["bbox"][0])
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+ y0 = min(all_bboxes[subject_idx]["bbox"][1], all_bboxes[object_idx]["bbox"][1])
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+ x1 = max(all_bboxes[subject_idx]["bbox"][2], all_bboxes[object_idx]["bbox"][2])
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+ y1 = max(all_bboxes[subject_idx]["bbox"][3], all_bboxes[object_idx]["bbox"][3])
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+
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+ object_area = abs(all_bboxes[object_idx]["bbox"][2] - all_bboxes[object_idx]["bbox"][0]) * abs(all_bboxes[object_idx]["bbox"][3] - all_bboxes[object_idx]["bbox"][1])
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+ for i in range(len(all_bboxes)):
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+ if i == subject_idx or all_bboxes[i]["category_id"] != subject_category_id:
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+ continue
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+ if _is_part_overlap([x0, y0, x1, y1], all_bboxes[i]["bbox"]) or _is_in(all_bboxes[i]["bbox"], [x0, y0, x1, y1]):
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+ i_area = abs(all_bboxes[i]["bbox"][2] - all_bboxes[i]["bbox"][0]) * abs(all_bboxes[i]["bbox"][3] - all_bboxes[i]["bbox"][1])
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+ if i_area >= object_area:
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+ ret = min(float("inf"), dis[i][object_idx])
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+ return ret
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+
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subjects = self.__reduct_overlap(
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list(
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map(
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@@ -170,8 +189,10 @@ class MagicModel:
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arr.sort(key=lambda x: x[0])
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if len(arr) > 0:
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- candidates.append(arr[0][1])
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- seen.add(arr[0][1])
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+ # bug: 离该subject 最近的 object 可能跨越了其它的 subject 。比如 [this subect] [some sbuject] [the nearest objec of subject]
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+ if may_find_other_nearest_bbox(i, j) >= arr[0][0]:
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+ candidates.append(arr[0][1])
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+ seen.add(arr[0][1])
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# 已经获取初始种子
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for j in set(candidates):
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许瑞