模型改进方法及装置

By performing gradient heatmap analysis and weight adjustment on the intermediate layers of the image processing model, the problem of time-consuming and labor-intensive adjustment of deep learning models is solved, achieving efficient model improvement and accuracy enhancement.

CN120707979BActive Publication Date: 2026-07-17BEIJING JINGWEI HIRAIN TECH CO INC

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING JINGWEI HIRAIN TECH CO INC
Filing Date
2024-03-25
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, adjusting the network structure of deep learning models requires traversal adjustments, which is time-consuming and laborious, and may lead to attempts in the wrong or insignificant direction, making it difficult to efficiently improve the model's prediction accuracy.

Method used

Gradient analysis is performed by obtaining the intermediate layer output of the image processing model to generate a gradient heatmap. The intermediate layer weights corresponding to the target gradient heatmap are reduced until the model with the highest image processing accuracy is determined, avoiding iterative adjustments.

Benefits of technology

This enables efficient and targeted adjustment of image processing models without traversal adjustments, improving the model's prediction accuracy and reducing adjustment costs.

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Abstract

本申请公开了一种模型改进方法及装置。该方法包括:获取多个第一图像样本;将第二图像样本输入至图像处理模型,得到图像处理模型包括的多个中间层分别对应的输出结果;分别对多个中间层的输出结果进行梯度分析,得到目标梯度热力图;减小目标梯度热力图对应的目标中间层的权重,得到调整后的图像处理模型,将第二图像样本更新为任一未经使用的第一图像样本,基于调整后的图像处理模型返回执行将第二图像样本输入至图像处理模型,直至多个第一图像样本均被使用后,得到多个调整后的图像处理模型;确定多个调整后的图像处理模型中图像处理准确率最高的为目标图像处理模型。这样,可以对需要调整的目标中间层进行针对性的调整,省时省力。
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