---
license: mit
task_categories:
  - image-to-image
tags:
  - FEA
  - finite-element-analysis
  - stress
  - strain
  - geometry
  - simulation
size_categories:
  - 10K<n<100K
---

# Geometry → Stress/Strain FEA Dataset

Side-by-side PNG images: **left half** = geometry input, **right half** = FEA stress/strain field.

## Subdatasets

| Name | Train | Test | Description |
|---|---|---|---|
| BC_scale | 3200 | 800 | Boundary-condition scaled geometries |
| HEXAGON | 1600 | 400 | Hexagonal lattice geometries |
| MISES | 1600 | 400 | Von Mises stress field |
| PE11_0.2 | 1600 | 400 | Plastic strain PE11 |
| PE12 | 1600 | 400 | Plastic strain PE12 |
| S11 | 1600 | 400 | Normal stress S11 |
| S12 | 1600 | 400 | Shear stress S12 |
| STITCH_GEO_MISES | 1600 | 400 | Stitched geometry-MISES pairs |
| TRIANGLE | 1600 | 400 | Triangular geometry |
| FIELD2GEO | 1600 | 400 | Field-to-geometry mapping |

**Total: 17,600 train · 4,400 test · 47,001 images · ~8.5 GB**

## Image format
Each PNG is `1024 × 512` px:
- Left 512×512 — geometry/mesh (model input)
- Right 512×512 — stress/strain colormap (model target)