@article{theregularizationparametersparseprecisio, title = {The Regularization Parameter: Sparse Precision Matrix Estimation}, author = {Aryan Eftekhari and Daniel Sergio Vega and Ernst-Jan Camiel Wit and Olaf Schenk}, year = {2026}, eprint = {2607.07735}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2607.07735}, }