图像处理方法、电子设备、存储介质及计算机程序产品

By processing the original image using a pre-trained illumination enhancement model, the image enhancement problem of the traditional Retinex model is solved, achieving an image enhancement effect that is closer to real lighting.

CN115841427BActive Publication Date: 2026-07-17YUANLI TUXIN (CHONGQING) TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
YUANLI TUXIN (CHONGQING) TECHNOLOGY CO LTD
Filing Date
2022-10-11
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional image illumination enhancement methods based on the Retinex model suffer from problems such as impractical reflection component assumptions, noise amplification, artifacts and color deviations, and uneven illumination images, resulting in enhanced images that cannot closely resemble real images.

Method used

A pre-trained illumination enhancement model is used to process the original image and the initial illumination image. The model uses the sample standard image as the learning target and performs illumination enhancement based on the sample initial illumination image. This includes the first sub-model decomposition, the second sub-model adjustment, the enhancement module enhancement, and the third sub-model fusion to form the illumination-enhanced image.

Benefits of technology

The resulting image with enhanced illumination closely resembles the real image under standard illumination, avoiding the shortcomings of the Retinex model and achieving image enhancement that more closely resembles real lighting conditions.

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Abstract

本发明实施例提供了一种图像处理方法、电子设备、存储介质及计算机程序产品。采用预先训练的照度增强模型,基于原始图像和初始照度图像实现原始图像的照度增强,初始照度图像是对原始图像进行预处理得到的,得到的初始照度图像足够平滑,贴合原始图像的真实光照情况;照度增强模型的模型参数是以样本标准图像为学习目标,基于样本初始照度图像,对样本原始图像进行照度增强的模型参数。照度增强模型在模型训练过程中学习到了:基于样本初始照度图像,对样本原始图像进行照度增强得到样本标准图像的过程,如何进行照度增强的规律。基于照度增强模型对原始图像和初始照度图像进行处理,得到的照度增强后图像可以贴近标准照度下的真实图像。
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