arXiv:2602.18000cs.CV2026-02

用记忆库匹配失真模式,让图像质量评估不依赖完美参考图。

Image Quality Assessment: Exploring Quality Awareness via Memory-driven Distortion Patterns Matching

  • 构建失真模式记忆库,动态切换有参考与无参考评估模式。
  • 在多个数据集上超越现有方法,支持无参考和全参考两种场景。
  • 模拟人类视觉记忆机制,适合真实场景中缺乏理想参考图的评估。

现有全参考图像质量评估(FR-IQA)方法通过分析参考图与失真图之间的特征差异实现高精度评估,但其性能受限于参考图质量,难以应用于理想参考源不可得的真实场景。人眼具有长期视觉记忆能力,可基于记忆进行质量判断。受此启发,本文提出一种记忆驱动的质量感知框架(MQAF),建立失真模式记忆库,并动态切换双模式评估策略以降低对高质量参考图的依赖。当存在参考图时,MQAF通过自适应加权参考信息并比对记忆库中的失真模式,获得参考引导的质量评分;当无参考图时,则仅依赖记忆库中的失真模式推断质量,实现无参考质量评估(NR-IQA)。实验结果表明,该方法在多个数据集上均优于现有先进方法,且能统一适配无参考与全参考任务。

原文摘要 · Abstract (English)

Existing full-reference image quality assessment (FR-IQA) methods achieve high-precision evaluation by analysing feature differences between reference and distorted images. However, their performance is constrained by the quality of the reference image, which limits real-world applications where ideal reference sources are unavailable. Notably, the human visual system has the ability to accumulate visual memory, allowing image quality assessment on the basis of long-term memory storage. Inspired by this biological memory mechanism, we propose a memory-driven quality-aware framework (MQAF), which establishes a memory bank for storing distortion patterns and dynamically switches between dual-mode quality assessment strategies to reduce reliance on high-quality reference images. When reference images are available, MQAF obtains reference-guided quality scores by adaptively weighting reference information and comparing the distorted image with stored distortion patterns in the memory bank. When the reference image is absent, the framework relies on distortion patterns in the memory bank to infer image quality, enabling no-reference quality assessment (NR-IQA). The experimental results show that our method outperforms state-of-the-art approaches across multiple datasets while adapting to both no-reference and full-reference tasks.

图像质量评估记忆机制无参考失真模式

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