@article{everyresponsecountsquantifyinguncertaint, title = {Every Response Counts: Quantifying Uncertainty of LLM-based Multi-Agent Systems through Tensor Decomposition}, author = {Tiejin Chen and Huaiyuan Yao and Jia Chen and Evangelos E. Papalexakis and Hua Wei}, year = {2026}, eprint = {2604.08708}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2604.08708}, }