TY - GEN T1 - Gaussian Copula-Based Outage Performance Analysis of Fluid Antenna Systems: Channel Coefficient- or Envelope-Level Correlation Matrix? T2 - arXiv PY - 2025/11/05 AU - Xu R AU - Ye Y AU - Chu X AU - Lu G AU - Ghadi FR AU - Wong K-K ED - DO - DOI: 10.48550/arxiv.2509.09411 Y2 - 2026/03/07 ER -