Two-Tier PEFT Adapter Switching for Environment- and SNR-Adaptive Channel Estimation

Joo Won Lee; Kae Won Choi

doi:10.1109/OJCOMS.2026.3697928

Two-Tier PEFT Adapter Switching for Environment- and SNR-Adaptive Channel Estimation

Authors: Joo Won Lee, Kae Won Choi
Venue: IEEE Open Journal of the Communications Society
Published: 2026
Volume: 7
Pages: 6024-6046
ISSN: 2644-125X
IEEE Xplore: Official record
Keywords: Channel estimation, PEFT, adapter switching, SNR-adaptive channel estimation

Summary

This paper proposes a two-tier PEFT adapter switching approach for DNN-based wireless channel estimation. The method selects adapters according to both propagation environment and SNR condition, supporting parameter-efficient adaptation across changing wireless scenarios.

When to cite this work

Cite this work when discussing parameter-efficient adaptation for DNN-based wireless channel estimation, especially methods that switch adapters across propagation environments and SNR conditions.

BibTeX

@article{lee2026twoTierPEFT,
  title = {Two-Tier {PEFT} Adapter Switching for Environment- and {SNR}-Adaptive Channel Estimation},
  author = {Lee, Joo Won and Choi, Kae Won},
  journal = {IEEE Open Journal of the Communications Society},
  volume = {7},
  pages = {6024--6046},
  year = {2026},
  doi = {10.1109/OJCOMS.2026.3697928},
  url = {https://doi.org/10.1109/OJCOMS.2026.3697928}
}