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Although deep learning models for chest X-ray interpretation are commonly trained on labels generated by automatic radiology report labelers, the impact of improvements in report labeling on the performance of chest X-ray classification…

图像与视频处理 · 电气工程与系统科学 2021-11-30 Saahil Jain , Akshay Smit , Andrew Y. Ng , Pranav Rajpurkar

The extraction of labels from radiology text reports enables large-scale training of medical imaging models. Existing approaches to report labeling typically rely either on sophisticated feature engineering based on medical domain knowledge…

计算与语言 · 计算机科学 2020-10-20 Akshay Smit , Saahil Jain , Pranav Rajpurkar , Anuj Pareek , Andrew Y. Ng , Matthew P. Lungren

Large, labeled datasets have driven deep learning methods to achieve expert-level performance on a variety of medical imaging tasks. We present CheXpert, a large dataset that contains 224,316 chest radiographs of 65,240 patients. We design…

Radiologists are in short supply globally, and deep learning models offer a promising solution to address this shortage as part of clinical decision-support systems. However, training such models often requires expensive and time-consuming…

Obtaining automated preliminary read reports for common exams such as chest X-rays will expedite clinical workflows and improve operational efficiencies in hospitals. However, the quality of reports generated by current automated approaches…

When reading images, radiologists generate text reports describing the findings therein. Current state-of-the-art computer-aided diagnosis tools utilize a fixed set of predefined categories automatically extracted from these medical reports…

计算机视觉与模式识别 · 计算机科学 2022-10-10 Constantin Seibold , Simon Reiß , M. Saquib Sarfraz , Rainer Stiefelhagen , Jens Kleesiek

Obtaining datasets labeled to facilitate model development is a challenge for most machine learning tasks. The difficulty is heightened for medical imaging, where data itself is limited in accessibility and labeling requires costly time and…

In the field of medical image analysis, the scarcity of Chinese chest X-ray report datasets has hindered the development of technology for generating Chinese chest X-ray reports. On one hand, the construction of a Chinese chest X-ray report…

机器学习 · 计算机科学 2024-04-29 Mengwei Wang , Ruixin Yan , Zeyi Hou , Ning Lang , Xiuzhuang Zhou

This study aimed to develop an algorithm to automatically extract annotations for chest X-ray classification models from German thoracic radiology reports. An automatic label extraction model was designed based on the CheXpert architecture,…

Deep Convolutional Neural Networks have consistently proven to achieve state-of-the-art results on a lot of imaging tasks over the past years' majority of which comprise of high-quality data. However, it is important to work on…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Snigdha Agarwal , Neelam Sinha

It is often infeasible or impossible to obtain ground truth labels for medical data. To circumvent this, one may build rule-based or other expert-knowledge driven labelers to ingest data and yield silver labels absent any ground-truth…

机器学习 · 计算机科学 2020-06-30 Matthew B. A. McDermott , Tzu Ming Harry Hsu , Wei-Hung Weng , Marzyeh Ghassemi , Peter Szolovits

Free-text radiology reports present a rich data source for various medical tasks, but effectively labeling these texts remains challenging. Traditional rule-based labeling methods fall short of capturing the nuances of diverse free-text…

计算与语言 · 计算机科学 2024-11-07 Jawook Gu , Kihyun You , Han-Cheol Cho , Jiho Kim , Eun Kyoung Hong , Byungseok Roh

Radiologists usually observe anatomical regions of chest X-ray images as well as the overall image before making a decision. However, most existing deep learning models only look at the entire X-ray image for classification, failing to…

计算机视觉与模式识别 · 计算机科学 2021-05-21 Nkechinyere N. Agu , Joy T. Wu , Hanqing Chao , Ismini Lourentzou , Arjun Sharma , Mehdi Moradi , Pingkun Yan , James Hendler

Chest radiographs are the most common diagnostic exam in emergency rooms and intensive care units today. Recently, a number of researchers have begun working on large chest X-ray datasets to develop deep learning models for recognition of a…

计算机视觉与模式识别 · 计算机科学 2020-11-20 Tanveer Syeda-Mahmood , Ph. D , K. C. L Wong , Ph. D , Joy T. Wu , M. D. , M. P. H , Ashutosh Jadhav , Ph. D , Orest Boyko , M. D. Ph. D

Developing imaging models capable of detecting pathologies from chest X-rays can be cost and time-prohibitive for large datasets as it requires supervision to attain state-of-the-art performance. Instead, labels extracted from radiology…

计算与语言 · 计算机科学 2024-08-09 Panagiotis Fytas , Anna Breger , Ian Selby , Simon Baker , Shahab Shahipasand , Anna Korhonen

Radiologists play a crucial role in translating medical images into actionable reports. However, the field faces staffing shortages and increasing workloads. While automated approaches using vision-language models (VLMs) show promise as…

Rationale and Objectives: Medical artificial intelligence systems are dependent on well characterised large scale datasets. Recently released public datasets have been of great interest to the field, but pose specific challenges due to the…

图像与视频处理 · 电气工程与系统科学 2019-07-31 Luke Oakden-Rayner

Chest X-ray report generation and automated evaluation are limited by poor recognition of low-prevalence abnormalities and inadequate handling of clinically important language, including negation and ambiguity. We develop a clinician-guided…

We propose a data collecting and annotation pipeline that extracts information from Vietnamese radiology reports to provide accurate labels for chest X-ray (CXR) images. This can benefit Vietnamese radiologists and clinicians by annotating…

图像与视频处理 · 电气工程与系统科学 2023-01-11 Thao T. B. Nguyen , Tam M. Vo , Thang V. Nguyen , Hieu H. Pham , Ha Q. Nguyen

Data labeling is currently a time-consuming task that often requires expert knowledge. In research settings, the availability of correctly labeled data is crucial to ensure that model predictions are accurate and useful. We propose…

机器学习 · 计算机科学 2018-12-31 Marina Bendersky , Joy Wu , Tanveer Syeda-Mahmood
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