arXiv:2504.07465cs.LG2025-04中稿 · publication in the…被引 10

融合表格数据与图像信息,提升苹果干燥过程含水率预测精度。

Multi-Modal Data Fusion for Moisture Content Prediction in Apple Drying

  • 通过融合工艺参数与苹果片图像数据,动态调整两类信息权重。
  • 相比单一数据源或传统融合模型,误差降低15.2%至24.2%。
  • 适用于不同数据比例,可捕捉细微工艺波动,适合工业质检场景。

水果干燥广泛用于食品制造中降低水分、保障安全并延长保质期。准确预测最终含水率(MC)对干燥过程质量控制至关重要。现有方法虽能建立工艺参数与MC之间的确定性关系,但难以应对水果干燥中普遍存在的过程变异性。为此,本文提出一种新型多模态数据融合框架,有效融合两类数据:表格数据(工艺参数)和高维图像数据(干燥苹果片图像),实现精准的MC预测。所提建模范式可灵活调节表格与图像数据的信息占比。实验验证表明,该多模态方法显著优于当前先进方法:相较于仅使用表格数据、仅使用图像数据及标准表格-图像融合模型,均方根误差分别降低19.3%、24.2%和15.2%。此外,该方法在不同表格-图像比例下仍具鲁棒性,能够有效捕捉内在的小尺度过程变异性。所提框架可拓展至多种其他干燥技术。

原文摘要 · Abstract (English)

Fruit drying is widely used in food manufacturing to reduce product moisture, ensure product safety, and extend product shelf life. Accurately predicting final moisture content (MC) is critically needed for quality control of drying processes. State-of-the-art methods can build deterministic relationships between process parameters and MC, but cannot adequately account for inherent process variabilities that are ubiquitous in fruit drying. To address this gap, this paper presents a novel multi-modal data fusion framework to effectively fuse two modalities of data: tabular data (process parameters) and high-dimensional image data (images of dried apple slices) to enable accurate MC prediction. The proposed modeling architecture permits flexible adjustment of information portion from tabular and image data modalities. Experimental validation shows that the multi-modal approach improves predictive accuracy substantially compared to state-of-the-art methods. The proposed method reduces root-mean-squared errors by 19.3%, 24.2%, and 15.2% over tabular-only, image-only, and standard tabular-image fusion models, respectively. Furthermore, it is demonstrated that our method is robust in varied tabular-image ratios and capable of effectively capturing inherent small-scale process variabilities. The proposed framework is extensible to a variety of other drying technologies.

多模态融合含水率预测苹果干燥

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