@article{contrastivedifferenceckarevealsconceptsp,
  title = {Contrastive-Difference CKA Reveals Concept-Specific Structural Alignment Across Language Model Architectures},
  author = {Xueping Gao},
  year = {2026},
  eprint = {2606.16897},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.16897},
}