@article{dataaidedactiveuserdetectionwithauser, title = {Data-aided Active User Detection with a User Activity Extraction Network for Grant-free SCMA Systems}, author = {Minsig Han and Ameha T. Abebe and Chung G. Kang}, year = {2022}, eprint = {2205.10780}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2205.10780v2}, }