@article{collabevalstatisticallyefficientcollabor, title = {CollabEval: Statistically Efficient Collaborative Model Evaluation via Matrix Completion}, author = {Adam Fisch and Daniel Deutsch and Joshua Maynez and Alekh Agarwal and Jonathan Berant and William Cohen and Amir Globerson and Jacob Eisenstein}, year = {2026}, eprint = {2607.05046}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2607.05046}, }