From: An evolutionary feature synthesis approach for content-based audio retrieval
FS | Basic database (6 classes) | Extended database (12 classes) | ||
---|---|---|---|---|
ANMRR (run no.) | AP (%) (run no.) | ANMRR (run no.) | AP (%) (run no.) | |
Segment | ||||
STAT | 0.134 (run 7) | 85.8 (run 7) | 0.380 (run 23) | 60.4 (run 23) |
MFCC | 0.181 (run 6) | 80.9 (run 6) | 0.333 (run 22) | 65.3 (run 22) |
Δ-MFCC | 0.235 (run 16) | 76.0 (run 16) | 0.514 (run 7) | 47.0 (run 7) |
ΔΔ-MFCC | 0.258 (run 10) | 73.2 (run 10) | 0.467 (run 10) | 51.4 (run 10) |
LPC | 0.446 (run 22) | 54.3 (run 22) | 0.673 (run 2) | 31.4 (run 2) |
LPCC | 0.521 (run 24) | 47.3 (run 24) | 0.710 (run 1) | 27.7 (run 1) |
S_AUDIO | 0.135 (run 3) | 85.6 (run 3) | 0.386 (run 25) | 60.0 (run 25) |
Key-frame | ||||
MFCC + deltas | 0.346 (run 4) | 63.3 (run 4) | 0.462 (run 2) | 51.4 (run 2) |
LPC + LPCC | 0.638 (run 2) | 35.0 (run 2) | 0.757 (run 2) | 23.3 (run 2) |
K_AUDIO | 0.251 (run 2) | 72.5 (run 2) | 0.426 (run 10) | 55.6 (run 16) |