Table 3.
UAR for no speaker normalization (Raw) and global speaker normalization on the official and matched development sets. Results of feature selection for All, 4000, and 200 features are presented. Linear (LIN) and radial basis function (RBF) kernels are used.
Official Development Set | Raw Functionals | Global Speaker Normalization | ||||||
---|---|---|---|---|---|---|---|---|
All LIN | 4000LIN | 200LIN | 200RBF | All LIN | 4000LIN | 200LIN | 200RBF | |
All | 0.641 | 0.632 | 0.590 | 0.536 | 0.719 | 0.712 | 0.640 | 0.595 |
Address | 0.737 | 0.736 | 0.693 | 0.585 | 0.761 | 0.749 | 0.719 | 0.681 |
Command & Control | 0.660 | 0.634 | 0.603 | 0.523 | 0.702 | 0.709 | 0.628 | 0.582 |
Dialogue | 0.604 | 0.637 | 0.645 | 0.500 | 0.765 | 0.711 | 0.689 | 0.567 |
Monologue | 0.638 | 0.640 | 0.574 | 0.506 | 0.768 | 0.766 | 0.675 | 0.656 |
Digit String | 0.654 | 0.613 | 0.538 | 0.499 | 0.747 | 0.688 | 0.656 | 0.600 |
Tongue Twister | 0.711 | 0.713 | 0.654 | 0.514 | 0.783 | 0.763 | 0.731 | 0.664 |
All-divided | 0.676 | 0.664 | 0.618 | 0.526 | 0.745 | 0.727 | 0.676 | 0.623 |
Matched Development Set | Raw Functionals | Global Speaker Normalization | ||||||
All LIN | 4000LIN | 200LIN | 200RBF | All LIN | 4000LIN | 200LIN | 200RBF | |
All | 0.588 | 0.591 | 0.575 | 0.533 | 0.697 | 0.674 | 0.617 | 0.599 |
Address | 0.665 | 0.606 | 0.569 | 0.526 | 0.682 | 0.763 | 0.608 | 0.610 |
Command & Control | 0.564 | 0.564 | 0.555 | 0.505 | 0.679 | 0.676 | 0.615 | 0.635 |
Dialogue | 0.590 | 0.546 | 0.581 | 0.500 | 0.752 | 0.775 | 0.638 | 0.627 |
Monologue | 0.632 | 0.627 | 0.598 | 0.572 | 0.751 | 0.765 | 0.668 | 0.744 |
Digit String | 0.583 | 0.566 | 0.534 | 0.537 | 0.701 | 0.668 | 0.600 | 0.611 |
Tongue Twister | 0.591 | 0.609 | 0.592 | 0.560 | 0.727 | 0.702 | 0.680 | 0.670 |
All-divided | 0.592 | 0.584 | 0.566 | 0.533 | 0.706 | 0.702 | 0.632 | 0.649 |