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Learning Segmentation from Radiology Reports

delete2026-01-01
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PRE
AI
P
Pedro R. A. S. Bassi
W
Wenxuan Li
J
Jieneng Chen
朱
朱哲人 (Zheren Zhu)
T
Tianyu Lin
S
Sergio Decherchi
A
Andrea Cavalli
K
Kang Wang
杨阳 封面图
杨阳 (Yang Yang)
A
Alan Yuille
Z
Zongwei Zhou *
DOI:10.1007/978-3-032-04971-1_29delete
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摘要

摘要

En 中文
CT扫描中的肿瘤分割对于诊断、手术和预后至关重要,但分割掩码稀缺,因为其创建需要时间和专业知识。公共腹部CT数据集包含几十到几千个肿瘤掩码,但医院有成百上千个带有放射报告的肿瘤CT。因此,利用报告来改进分割对于规模化至关重要。在本文中,我们提出了一种报告监督损失(R-Super),将放射报告转换为体素级监督用于肿瘤分割AI。我们创建了一个包含6,718对CT-报告的数据集(来自UCSF医院),并将其与公共CT-掩码数据集(来自AbdomenAtlas 2.0)合并。我们使用我们的R-Super结合这些掩码和报告进行训练,并在内部和外部验证中显著提高了肿瘤分割性能——F1分数相较于仅用掩码训练提高了高达16%。通过利用现成的放射报告补充稀缺的分割掩码,R-Super在极少数训练掩码可用(如50个)和多数掩码可用(如1.7K个)的情况下均显著提升了AI性能。项目:https://github.com/MrGiovanni/RSuper
Keyword:
Tumor Segmentation
Radiology Reports
Loss Function

期刊

M
MEDICAL IMAGE COMPUTING AND COMPUTER ASSISTED INTERVENTION - MICCAI 2025, PT V
IF:
0
论文数:
50
被引数:
0

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I
istituto italiano di tecnologia - iit
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9.1K
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被引数: 8
U
university of bologna
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6.1K
论文数: 2.5K
被引数: 0
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University of California System
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论文数: 33.8W
被引数: 6.6K
 
 johns hopkins university
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