@article{250604432, title = {KOALA++: Efficient Kalman-Based Optimization of Neural Networks with Gradient-Covariance Products}, author = {Zixuan Xia and Aram Davtyan and Paolo Favaro}, year = {2025}, eprint = {2506.04432}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2506.04432v1}, }