TY - JOUR T1 - Gaussian Copula-Based Outage Performance Analysis of Fluid Antenna Systems: Channel Coefficient-or Envelope-Level Correlation Matrix? JO - IEEE Wireless Communications Letters UR - https://doi.org/10.1109/lwc.2025.3629524 PY - 2025/11/07 AU - Xu R AU - Ye Y AU - Chu X AU - Lu G AU - Ghadi FR AU - Wong K-K ED - DO - DOI: 10.1109/lwc.2025.3629524 PB - Institute of Electrical and Electronics Engineers (IEEE) SP - 1 EP - 1 Y2 - 2025/12/11 ER -