@article{sphereencoder2, title = {Sphere Encoder 2}, author = {Kaiyu Yue and Sean McLeish and Ruchit Rawal and Brian Bartoldson and Menglin Jia and Tom Goldstein}, year = {2026}, eprint = {2610.02208}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2610.02208}, }