基于残差约束的颜色补偿模型的训练方法及应用

By using a color compensation model based on residual constraints, combined with regional heterogeneity feature maps and absorption peak sensitive weight maps, pixel-level adaptive color compensation in digital pathological imaging was achieved, solving the problem of missing band information and improving the diagnostic consistency of pathological images and the accuracy of AI analysis.

CN122199301BActive Publication Date: 2026-07-17SHENZHEN SHENGQIANG TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHENZHEN SHENGQIANG TECH
Filing Date
2026-05-18
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies in digital pathological imaging suffer from the loss or significant attenuation of specific band information, leading to color shifts, blurred boundaries, and loss of local tissue layers, which affect the analysis and interpretation of pathological images. Furthermore, global mapping compensation methods are prone to overcompensation or undercompensation, neglecting the requirements for diagnostic consistency.

Method used

A residual-constrained color compensation model is adopted, and a gating mechanism is used to combine regional heterogeneity feature maps and absorption peak sensitive weight maps to achieve pixel-level adaptive color compensation, accurately restoring the color differences and hierarchical relationships of missing bands.

Benefits of technology

It improves the accuracy and targeting of color compensation, avoids ineffective compensation for insensitive pixels, and ensures the diagnostic consistency of pathological images and the analytical accuracy of AI models.

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Abstract

本方案提出一种基于残差约束的颜色补偿模型的训练方法及应用,包括:获取多组配对样本构建训练数据集,获取每一组配对样本中待校正图像的区域异质性特征图与吸收峰敏感权重图;所述颜色补偿架构基于吸收峰敏感权重图、区域异质性特征图以及基础校正图像生成预测颜色残差;基于预测颜色残差与真实颜色残差标签构建损失函数,当损失函数满足设定条件完成训练得到颜色补偿模型。本方案采用包含门控机制的颜色补偿架构来基于区域异质性特征图判断像素补偿强度,再通过吸收峰敏感权重图修正补偿强度以生成预测颜色残差,实现像素级的自适应颜色补偿,避免对缺失波段不敏感像素的无效补偿,提升颜色补偿的精准性和针对性。
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