arXiv:2603.29407cs.LGcs.AI2026-03

用量子启发框架提升3D云图预测精度,保留精细结构

Hybrid Quantum-Classical Spatiotemporal Forecasting for 3D Cloud Fields

  • 融合经典编码与量子增强模块,建模跨层非局部耦合
  • 在CMA-MESO数据集上实现MSE 0.2038、RMSE 0.4514、SSIM 0.6291
  • 适合气象建模、地球观测等需要高精度时空预测的场景

准确预测三维(3D)云场对大气分析和短时数值天气预报至关重要,但云演化涉及跨层交互、非局部依赖和多尺度时空动态,现有基于卷积、循环或注意力的时空模型常依赖局部性假设,难以在体数据预测中保持细粒度云结构。为此,本文提出QENO——一种用于3D云场的混合量子-经典时空预测框架。该架构包含四个组件:经典时空编码器生成紧凑潜在表示,拓扑感知量子增强块建模潜在空间中的非局部耦合,动态融合时间单元整合测量导出的量子特征与循环记忆,以及解码器重建未来云体积。在CMA-MESO 3D云场数据集上的实验表明,QENO持续优于多种代表性基线模型(包括ConvLSTM、PredRNN++、Earthformer、TAU及SimVP变体),在均方误差(MSE)、平均绝对误差(MAE)、均方根误差(RMSE)、结构相似性(SSIM)以及阈值检测指标上表现更优。尤其在测试中达到MSE 0.2038、RMSE 0.4514、SSIM 0.6291,并保持紧凑参数量。结果表明,拓扑感知的混合量子-经典特征建模是3D云结构预测与地球观测数据分析的有前景方向。

原文摘要 · Abstract (English)

Accurate forecasting of three-dimensional (3D) cloud fields is important for atmospheric analysis and short-range numerical weather prediction, yet it remains challenging because cloud evolution involves cross-layer interactions, nonlocal dependencies, and multiscale spatiotemporal dynamics. Existing spatiotemporal prediction models based on convolutions, recurrence, or attention often rely on locality-biased representations and therefore struggle to preserve fine cloud structures in volumetric forecasting tasks. To address this issue, we propose QENO, a hybrid quantum-inspired spatiotemporal forecasting framework for 3D cloud fields. The proposed architecture consists of four components: a classical spatiotemporal encoder for compact latent representation, a topology-aware quantum enhancement block for modeling nonlocal couplings in latent space, a dynamic fusion temporal unit for integrating measurement-derived quantum features with recurrent memory, and a decoder for reconstructing future cloud volumes. Experiments on CMA-MESO 3D cloud fields show that QENO consistently outperforms representative baselines, including ConvLSTM, PredRNN++, Earthformer, TAU, and SimVP variants, in terms of MSE, MAE, RMSE, SSIM, and threshold-based detection metrics. In particular, QENO achieves an MSE of 0.2038, an RMSE of 0.4514, and an SSIM of 0.6291, while also maintaining a compact parameter budget. These results indicate that topology-aware hybrid quantum-classical feature modeling is a promising direction for 3D cloud structure forecasting and atmospheric Earth observation data analysis.

3D云预测量子启发时空建模气象建模

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