Table 1 Spectral norm of m×N frames with m=32:16:96 and N=128 obtained with Algorithm 3 and Algorithm 4
From: Approximate equiangular tight frames for compressed sensing and CDMA applications
| m dimension | Spectral norm | ||
|---|---|---|---|
| Algorithm 3 | Algorithm 4 | Optimal | |
| 32 | 2.074 | 2.015 | 2.000 |
| 48 | 1.716 | 1.655 | 1.633 |
| 64 | 1.499 | 1.440 | 1.414 |
| 80 | 1.351 | 1.288 | 1.265 |
| 96 | 1.250 | 1.171 | 1.155 |
