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dataset_name:
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- physics
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- additive-manufacturing
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paper: https://arxiv.org/abs/2508.12594
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As part of our paper **[FLARE: Fast Low-Rank Attention Routing Engine](https://huggingface.co/papers/2508.12594)** ([arXiv:2508.12594](https://arxiv.org/abs/2508.12594)), we release a new **3D field prediction benchmark** derived from numerical simulations of the **Laser Powder Bed Fusion (LPBF)** additive manufacturing process.
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This dataset is designed for evaluating neural surrogate models on **3D field prediction tasks** over complex geometries with up to **50,000 nodes**. We believe this benchmark will be useful for researchers working on graph neural networks, mesh-based learning, surrogate PDE modeling, or 3D foundation models.
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## Dataset Overview
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In metal additive manufacturing (AM), subtle variations in design geometry can cause residual stresses and shape distortion during the build process, leading to part inaccuracies or failures. We simulate the LPBF process on a set of complex 3D CAD geometries to generate a benchmark dataset where the goal is to **predict the vertical (Z) displacement field** of the printed part.
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| Split | # Samples | Max # Nodes / sample |
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| Train | 1,100 | ~50,000 |
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| Test | 290 | ~50,000 |
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Each sample consists of:
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- `points`: array of shape `(N, 3)` (x, y, z coordinates of mesh nodes)
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- optionally `connectivity`: array specifying axis-aligned hexahedral elements
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- `displacement_z`: array of shape `(N, 1)` for the final Z-displacement field (target)
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## Source & Generation
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- Geometries are taken from the **Fusion 360 segmentation dataset**.
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- Simulations performed using **Autodesk NetFabb** with Ti-6Al-4V material on a Renishaw AM250 machine.
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- Full thermomechanical simulation producing residual stress and displacement fields.
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- We applied subsampling and aspect-ratio filtering to select ~1,390 usable simulations.
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- The dataset focuses on **steady-state residual deformation prediction**.
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## Benchmark Task
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**Task**: Given the 3D mesh coordinates of a part, predict the Z-displacement at each node after the LPBF build process (final state).
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This surrogate modeling task is highly relevant to the additive manufacturing field, where fast prediction of distortion can save time and cost compared to full-scale FEM simulation.
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## Citation
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## Future Work & Extensions
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We plan to expand this dataset toward larger-scale **3D shape foundation models**, and potentially include dynamic time-history fields (stress, temperature, etc.) in future releases.
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## License
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MIT License
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dataset_name: PDE Datasets used in FLARE paper
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tags:
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- physics
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- additive-manufacturing
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paper: https://arxiv.org/abs/2508.12594
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These are the datasets used in our paper **[FLARE: Fast Low-Rank Attention Routing Engine](https://huggingface.co/papers/2508.12594)** ([arXiv:2508.12594](https://arxiv.org/abs/2508.12594)), we release a new **3D field prediction benchmark** derived from numerical simulations of the **Laser Powder Bed Fusion (LPBF)** additive manufacturing process.
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## Citation
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## License
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MIT License
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