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Multi-View Chest X-Ray Vision-Language Pre-Training via Semantic-Aware Masked Language Modeling and High-Order
IEEE Transactions on Medical Imaging
|June 5, 2026
Summary
This study introduces a novel vision-language pretraining (VLP) framework for chest X-rays, improving multi-view analysis and addressing false negatives in medical image diagnosis.
Area of Science:
- Medical Imaging
- Artificial Intelligence
- Computer Vision
Background:
- Chest X-Ray Vision-Language Pretraining (VLP) shows promise for medical image diagnosis by learning joint image-text representations.
- Existing VLP methods often neglect the multi-view nature of chest X-rays and may suffer from ineffective feature fusion and alignment issues.
- Random cross-modal Masked Language Modeling (MLM) and global alignment can hinder representation learning and introduce false negatives.
Purpose of the Study:
- To propose a novel medical VLP framework that addresses limitations in existing multi-view approaches.
- To enhance representation learning by incorporating key semantics, view-specific features, and higher-order semantic alignment.
- To improve the accuracy and robustness of VLP models for chest X-ray analysis.
Main Methods:
- A Key Semantics-enhanced Multi-view MLM module aggregates pathology-relevant patches across views for semantically rich supervision.
- A Frontal-Lateral Alignment module extracts view-specific pathological features to ensure consistency and preserve information.
- A High-order Semantic Alignment approach mitigates false negatives by aligning features with semantically consistent clusters.
Main Results:
- The proposed framework demonstrates superior performance compared to state-of-the-art methods.
- Experiments across seven public datasets validate the framework's efficacy in four downstream tasks.
- The method effectively handles multi-view information and improves representation alignment.
Conclusions:
- The novel VLP framework significantly advances chest X-ray analysis by effectively leveraging multi-view information and semantic alignment.
- The proposed approach offers a more robust and accurate solution for medical image diagnosis.
- The framework's components collectively enhance the quality of learned representations for improved diagnostic capabilities.