Table 4 Search load comparison among various methods
From: An efficient algebraic codebook search for ACELP speech coder
Methods | Search load | |
|---|---|---|
G.729A | 320 | |
GPR | R = 1 | 37 |
R = 2 | 64 | |
R = 3 | 91 | |
R = 4 | 118 | |
IFPR | 48 | |
RCM | N = 1 | 1 |
N = 2 | 16 | |
N = 3 | 81 | |
N = 4 | 256 | |
Proposed method | N = 1 | 1 |
N = 2 | 8 | |
N = 3 | 27 | |
N = 4 | 64 | |