A granulometric constraint auto-encoder driven method for lung disease detection

By using a particle-sphere constrained autoencoder-driven method, the problems of insufficient feature extraction and insufficient ability to jointly diagnose multiple diseases in existing lung disease diagnosis are solved, enabling accurate detection and personalized treatment of lung diseases.

CN122245819APending Publication Date: 2026-06-19NANTONG UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
NANTONG UNIV
Filing Date
2026-03-24
Publication Date
2026-06-19

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Abstract

This invention provides a lung disease detection method driven by a particle-sphere constrained autoencoder, comprising: step S10, processing a multi-label dataset of lung images; step S20, constructing a SoftSelector selection autoencoder; step S30, constructing particle-sphere constraints based on particle-sphere calculation; step S40, designing a fine-grained loss function for co-training; and step S50, iterative optimization. This invention effectively improves the feature selection quality of multi-label data containing missing labels. Through the co-optimization of the particle-sphere constrained autoencoder and the SoftSelector selection autoencoder, not only is the high discriminative power of the feature subset ensured, but the model's resistance to noise from missing labels is also enhanced. This method significantly reduces the probability of feature misselection for ambiguous samples and greatly improves the performance of downstream classification tasks, providing an efficient solution for the intelligent analysis of high-dimensional incomplete data.
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