@article{crosslayersubspacecouplingforllmcompress, title = {Cross-Layer Subspace Coupling for LLM Compression: A Unifying Framework and Its Empirical Limits}, author = {Snigdha Chandan Khilar}, year = {2026}, eprint = {2605.30836}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2605.30836}, }