Table 1 Feedback bits of proposed codebook and CsiNet
From: Convolutional neural network and clustering-based codebook design method for massive MIMO systems
K-means/K-means++ | CsiNet | ||
|---|---|---|---|
K | Feedback | Compact ratio | Feedback |
16 | 4 | 1/64 | 64*D |
64 | 6 | 1/16 | 128*D |
2048 | 11 | 1/4 | 512*D |