Global growth is projected at –4.9 percent in 2020, 1.9 percentage points below the April 2020 World Economic Outlook (WEO) forecast. The COVID-19 pandemic has had a more negative impact on activity ...
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In this paper, we propose FrSAM, a channel structure-aware merging method in the fractional Fourier domain (FrFD) for single-input multiple-output (SIMO) underwater acoustic communication systems.