Table 5 Comparison of the two baselines of Section 6 (upper part) and the room discriminant feature-based approach (lower part) for the room-inside vs. room-outside speech classification task
From: Room-localized speech activity detection in multi-microphone smart homes
Features | DIRHA-sim | DIRHA-real | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Single room | Multi-room | Single room | Multi-room | |||||||||
| Â | Liv. | Kitch. | Bath. | Bed. | Corr. | R=4 | R=5 | Liv. | Kitch. | Bath. | Bed. | R=4 | R=5 |
MFCCs | 70.96 | 72.52 | 61.25 | 76.94 | 39.03 | 72.32 | 70.49 | 46.93 | 71.50 | 80.98 | 58.11 | 68.91 | 68.91 |
SNR | 55.59 | 57.57 | 17.38 | 50.75 | 8.80 | 48.59 | 41.22 | 41.47 | 72.99 | 53.42 | 31.63 | 53.74 | 45.54 |
\({{f}}_{\,r,{\mathcal {T}}}^{\,{\mathrm {(all)}}}\) | 83.74 | 92.83 | 83.33 | 86.76 | 34.28 | 87.39 | 80.63 | 97.17 | 100.00 | 99.89 | 100.00 | 99.42 | 93.34 |
\({{f}}_{\,r,\,{\text {avg}},{\mathcal {T}}}^{\,{\mathrm {(all)}}}\!\!\!\) | 84.80 | 92.83 | 84.48 | 85.05 | 38.11 | 87.42 | 81.46 | 99.50 | 97.51 | 99.89 | 99.16 | 98.66 | 89.94 |
\({{f}}_{\,{\text {home}},{\mathcal {T}}}^{\,{\mathrm {(all)}}}\!\!\!\) | 86.29 | 89.96 | 91.67 | 88.25 | 39.66 | 88.30 | 84.26 | 97.88 | 79.23 | 95.00 | 93.63 | 87.26 | 79.19 |