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Unverified Commit c3cdf6f8 authored by Xiaomeng Zhao's avatar Xiaomeng Zhao Committed by GitHub
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Merge pull request #784 from icecraft/feat/new_table_caption_match 

Feat/new table caption match
parents 82dd7ac5 2c60172b
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Showing with 165 additions and 22 deletions
magic_pdf/model/magic_model.py
View file @ c3cdf6f8
......@@ -10,6 +10,7 @@ from magic_pdf.libs.coordinate_transform import get_scale_ratio
from magic_pdf.libs.local_math import float_gt
from magic_pdf.libs.ModelBlockTypeEnum import ModelBlockTypeEnum
from magic_pdf.libs.ocr_content_type import CategoryId, ContentType
from magic_pdf.pre_proc.remove_bbox_overlap import _remove_overlap_between_bbox
from magic_pdf.rw.AbsReaderWriter import AbsReaderWriter
from magic_pdf.rw.DiskReaderWriter import DiskReaderWriter
......@@ -124,8 +125,7 @@ class MagicModel:
l1 = bbox1[2] - bbox1[0]
l2 = bbox2[2] - bbox2[0]
min_l, max_l = min(l1, l2), max(l1, l2)
if (max_l - min_l) * 1.0 / max_l > 0.4:
if l2 > l1 and (l2 - l1) / l1 > 0.3:
return float('inf')
return bbox_distance(bbox1, bbox2)
......@@ -594,6 +594,7 @@ class MagicModel:
self, page_no, subject_category_id, object_category_id
):
AXIS_MULPLICITY = 3
subjects = self.__reduct_overlap(
list(
map(
......@@ -617,33 +618,175 @@ class MagicModel:
)
)
)
M = len(objects)
subjects.sort(key=lambda x: x['bbox'][0] ** 2 + x['bbox'][1] ** 2)
objects.sort(key=lambda x: x['bbox'][0] ** 2 + x['bbox'][1] ** 2)
dis = [[float('inf')] * len(subjects) for _ in range(len(objects))]
sub_obj_map_h = {i: [] for i in range(len(subjects))}
dis_by_directions = {
'top': [[-1, float('inf')]] * M,
'bottom': [[-1, float('inf')]] * M,
'left': [[-1, float('inf')]] * M,
'right': [[-1, float('inf')]] * M,
}
for i, obj in enumerate(objects):
l_x_axis, l_y_axis = (
obj['bbox'][2] - obj['bbox'][0],
obj['bbox'][3] - obj['bbox'][1],
)
axis_unit = min(l_x_axis, l_y_axis)
for j, sub in enumerate(subjects):
dis[i][j] = self._bbox_distance(sub['bbox'], obj['bbox'])
sub_obj_map_h = {i: [] for i in range(len(subjects))}
for i in range(len(objects)):
min_l_idx = 0
for j in range(1, len(subjects)):
if dis[i][j] == float('inf'):
bbox1, bbox2, _ = _remove_overlap_between_bbox(objects[i]['bbox'], subjects[j]['bbox'])
left, right, bottom, top = bbox_relative_pos(
bbox1, bbox2
)
flags = [left, right, bottom, top]
if sum([1 if v else 0 for v in flags]) > 1:
continue
if dis[i][j] < dis[i][min_l_idx]:
min_l_idx = j
if dis[i][min_l_idx] < float('inf'):
sub_obj_map_h[min_l_idx].append(i)
if left:
if dis_by_directions['left'][i][1] > bbox_distance(
obj['bbox'], sub['bbox']
):
dis_by_directions['left'][i] = [
j,
bbox_distance(obj['bbox'], sub['bbox']),
]
if right:
if dis_by_directions['right'][i][1] > bbox_distance(
obj['bbox'], sub['bbox']
):
dis_by_directions['right'][i] = [
j,
bbox_distance(obj['bbox'], sub['bbox']),
]
if bottom:
if dis_by_directions['bottom'][i][1] > bbox_distance(
obj['bbox'], sub['bbox']
):
dis_by_directions['bottom'][i] = [
j,
bbox_distance(obj['bbox'], sub['bbox']),
]
if top:
if dis_by_directions['top'][i][1] > bbox_distance(
obj['bbox'], sub['bbox']
):
dis_by_directions['top'][i] = [
j,
bbox_distance(obj['bbox'], sub['bbox']),
]
if dis_by_directions['left'][i][1] != float('inf') or dis_by_directions[
'right'
][i][1] != float('inf'):
if dis_by_directions['left'][i][1] != float(
'inf'
) and dis_by_directions['right'][i][1] != float('inf'):
if AXIS_MULPLICITY * axis_unit >= abs(
dis_by_directions['left'][i][1]
- dis_by_directions['right'][i][1]
):
left_sub_bbox = subjects[dis_by_directions['left'][i][0]][
'bbox'
]
right_sub_bbox = subjects[dis_by_directions['right'][i][0]][
'bbox'
]
left_sub_bbox_y_axis = left_sub_bbox[3] - left_sub_bbox[1]
right_sub_bbox_y_axis = right_sub_bbox[3] - right_sub_bbox[1]
if abs(left_sub_bbox_y_axis - l_y_axis) > abs(
right_sub_bbox_y_axis - l_y_axis
):
left_or_right = dis_by_directions['right'][i]
else:
left_or_right = dis_by_directions['left'][i]
else:
left_or_right = dis_by_directions['left'][i]
if left_or_right[1] == float('inf'):
left_or_right = dis_by_directions['right'][i]
else:
left_or_right = dis_by_directions['left'][i]
if left_or_right[1] == float('inf'):
left_or_right = dis_by_directions['right'][i]
else:
left_or_right = [-1, float('inf')]
if dis_by_directions['top'][i][1] != float('inf') or dis_by_directions[
'bottom'
][i][1] != float('inf'):
if dis_by_directions['top'][i][1] != float('inf') and dis_by_directions[
'bottom'
][i][1] != float('inf'):
if AXIS_MULPLICITY * axis_unit >= abs(
dis_by_directions['top'][i][1]
- dis_by_directions['bottom'][i][1]
):
top_bottom = subjects[dis_by_directions['bottom'][i][0]]['bbox']
bottom_top = subjects[dis_by_directions['top'][i][0]]['bbox']
top_bottom_x_axis = top_bottom[2] - top_bottom[0]
bottom_top_x_axis = bottom_top[2] - bottom_top[0]
if abs(top_bottom_x_axis - l_x_axis) > abs(
bottom_top_x_axis - l_x_axis
):
top_or_bottom = dis_by_directions['bottom'][i]
else:
top_or_bottom = dis_by_directions['top'][i]
else:
top_or_bottom = dis_by_directions['top'][i]
if top_or_bottom[1] == float('inf'):
top_or_bottom = dis_by_directions['bottom'][i]
else:
top_or_bottom = dis_by_directions['top'][i]
if top_or_bottom[1] == float('inf'):
top_or_bottom = dis_by_directions['bottom'][i]
else:
top_or_bottom = [-1, float('inf')]
if left_or_right[1] != float('inf') or top_or_bottom[1] != float('inf'):
if left_or_right[1] != float('inf') and top_or_bottom[1] != float(
'inf'
):
if AXIS_MULPLICITY * axis_unit >= abs(
left_or_right[1] - top_or_bottom[1]
):
y_axis_bbox = subjects[left_or_right[0]]['bbox']
x_axis_bbox = subjects[top_or_bottom[0]]['bbox']
if (
abs((x_axis_bbox[2] - x_axis_bbox[0]) - l_x_axis) / l_x_axis
> abs((y_axis_bbox[3] - y_axis_bbox[1]) - l_y_axis)
/ l_y_axis
):
sub_obj_map_h[left_or_right[0]].append(i)
else:
sub_obj_map_h[top_or_bottom[0]].append(i)
else:
if left_or_right[1] > top_or_bottom[1]:
sub_obj_map_h[top_or_bottom[0]].append(i)
else:
sub_obj_map_h[left_or_right[0]].append(i)
else:
if left_or_right[1] != float('inf'):
sub_obj_map_h[left_or_right[0]].append(i)
else:
print(i, 'no nearest')
sub_obj_map_h[top_or_bottom[0]].append(i)
ret = []
for i in sub_obj_map_h.keys():
ret.append(
{
'sub_bbox': subjects[i]['bbox'],
'obj_bboxes': [objects[j]['bbox'] for j in sub_obj_map_h[i]],
'sub_bbox': {'bbox': subjects[i]['bbox'], 'score': subjects[i]['score']},
'obj_bboxes': [
{'score': objects[j]['score'], 'bbox': objects[j]['bbox']}
for j in sub_obj_map_h[i]
],
'sub_idx': i,
}
)
......@@ -657,12 +800,12 @@ class MagicModel:
ret = []
for v in with_captions:
record = {
'image_bbox': v['sub_bbox'],
'image_caption_bbox_list': v['obj_bboxes'],
'image_body': v['sub_bbox'],
'image_caption_list': v['obj_bboxes'],
}
filter_idx = v['sub_idx']
d = next(filter(lambda x: x['sub_idx'] == filter_idx, with_footnotes))
record['image_footnote_bbox_list'] = d['obj_bboxes']
record['image_footnote_list'] = d['obj_bboxes']
ret.append(record)
return ret
......@@ -672,12 +815,12 @@ class MagicModel:
ret = []
for v in with_captions:
record = {
'table_bbox': v['sub_bbox'],
'table_caption_bbox_list': v['obj_bboxes'],
'table_body': v['sub_bbox'],
'table_caption_list': v['obj_bboxes'],
}
filter_idx = v['sub_idx']
d = next(filter(lambda x: x['sub_idx'] == filter_idx, with_footnotes))
record['table_footnote_bbox_list'] = d['obj_bboxes']
record['table_footnote_list'] = d['obj_bboxes']
ret.append(record)
return ret
......
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