Optimized Tone Reservation for Opportunistic OFDM Communications and Sensing

no code implementations • 6 May 2024 • Getuar Rexhepi, Kengo Ando, Giuseppe Thadeu Freitas de Abreu

We consider the problem of peak-to-average power ratio (PAPR) reduction in orthogonal frequency division multiplexing (OFDM) systems via optimized sparsification of tone reservation (TR).

Discrete Aware Matrix Completion via Convexized $\ell_0$-Norm Approximation

no code implementations • 3 May 2024 • Niclas Führling, Kengo Ando, Giuseppe Thadeu Freitas de Abreu, David González G., Osvaldo Gonsa

Simulation results demonstrate the superior performance of the new method compared to the SotA techniques as well as the earlier $\ell_1$-norm-based discrete-aware matrix completion approach.

Low-Rank Matrix Completion Recommendation Systems