arXiv:2507.07828cs.CVcs.AI2025-07

测试拼图模型在破损拼图下的表现,发现深度学习模型更抗干扰。

Benchmarking Content-Based Puzzle Solvers on Corrupted Jigsaw Puzzles

  • 引入缺块、边缘磨损、内容磨损三种真实场景破损类型评估拼图算法。
  • 标准拼图模型在10%以上破损时性能急剧下降,深度模型经微调后显著提升鲁棒性。
  • 适用于文物修复、文档重建等需要处理残损图像的实际场景。

内容驱动的拼图求解器已取得显著进展,但其评估常缺乏真实世界应用所需的挑战性,如碎片化文物或撕碎文件的重组。本文引入三类拼图损坏:缺失拼块、边缘磨损和内容磨损,评估启发式与深度学习模型在这些情况下的表现。结果表明,针对标准拼图设计的求解器在超过10%拼块受损时性能迅速下降;而通过增强数据微调的深度学习模型能显著提升鲁棒性。其中,先进的位置扩散模型(Positional Diffusion)在多数实验中表现最优。研究揭示了改进真实世界文物自动重建的关键方向。

原文摘要 · Abstract (English)

Content-based puzzle solvers have been extensively studied, demonstrating significant progress in computational techniques. However, their evaluation often lacks realistic challenges crucial for real-world applications, such as the reassembly of fragmented artefacts or shredded documents. In this work, we investigate the robustness of State-Of-The-Art content-based puzzle solvers introducing three types of jigsaw puzzle corruptions: missing pieces, eroded edges, and eroded contents. Evaluating both heuristic and deep learning-based solvers, we analyse their ability to handle these corruptions and identify key limitations. Our results show that solvers developed for standard puzzles have a rapid decline in performance if more pieces are corrupted. However, deep learning models can significantly improve their robustness through fine-tuning with augmented data. Notably, the advanced Positional Diffusion model adapts particularly well, outperforming its competitors in most experiments. Based on our findings, we highlight promising research directions for enhancing the automated reconstruction of real-world artefacts.

拼图求解鲁棒性评估深度学习

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