@article{trainingfreespatiallygroundedgeometricsh,
  title = {Training-free Spatially Grounded Geometric Shape Encoding (Technical Report)},
  author = {Yuhang He},
  year = {2026},
  eprint = {2604.07522},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.07522},
}