| Configuration | Note F1 (full) | |---------------|----------------| | Full system | 0.83 | | – HMM tracking | 0.76 | | – onset head (frame only) | 0.71 | | – data augmentation | 0.79 |
The HMM provides the largest gain (+7 points) by removing spurious notes. piano2notes mod
Raw frame predictions are noisy. We apply a Viterbi-decoded HMM per pitch: This reduces false positives (“ghost notes”) and fills
This reduces false positives (“ghost notes”) and fills short gaps. Use cases :
Piano2Notes includes:
Use cases: