Table 3.
Representative binaural speech intelligibility model results. Abbreviations introduced in this table: Intelligibility (Intel.), Speech-shaped noise (SSN), Ideal Binaural Mask (IBM), International Speech Test Signal (ISTS), Reverberation Time (RT), Clarity Prediction Challenge 1 (CPC1).
| Paper | Binaural model | Intel. metric | Subj. | Noise, interference, and processing | Room | Correlation coefficient |
|---|---|---|---|---|---|---|
| Beutelmann et al. (2006) [11] | EC | SII | NH, HI | SSN (single source) | Anechoic, Office, Cafeteria | SRT: NH & HI 0.90–0.97 |
| Beutelmann et al. (2010) [12] | EC | SII | NH, HI | Modulated SSN | Anechoic, Room, Classroom, Church | SRT: NH 0.80–0.93 HI 0.59–0.80 |
| Hauth et al. (2020) [14] | EC | SII | NH | SSN (single source) | Anechoic, Office, Cafeteria | SRT 0.98 |
| Andersen et al. (2016) [16] | EC | DBSTOI | NH | SSN, Café, Factory, Car IBM Proc., Beamform. | Anechoic | SRT and Intel 0.950–0.988 |
| Andersen et al. (2018) [17] | EC | MBSTOI | NH | SSN, ISTS, Beamform, Wiener Filter | Anechoic | Intel Range 0.973–0.987 |
| Chabot-Leclerc et al. (2016) [18] | EC | Env Power SNR | NH | SSN | Anechoic, Room, Classroom, Church | SRT 0.91 |
| Biberger and Ewert (2022) [19] | Better Ear plus Binaural Matrix Feature Decoder | Env Power SNR | NH | SSN, Modulated SSN, ISTS, Single talker | Anechoic headphone (dichotic stimuli) | SRT: 0.985–0.990 |
| Lavandier and Culling (2010) [6] | BMLD Formula | Effective SNR | NH | SSN | Anechoic, Various Rooms. RT = 0.22 s, 1.30 s | SRT 0.95–0.97 |
| Lavandier et al. (2012) [25] | BMLD Formula | Effective SNR | NH | SSN for single and multiple sources | Two meeting rooms, lecture hall | SRT 0.95–0.99 |
| Vicente et al. (2020) [27] | BMLD Formula | Effective SNR | NH, HI | SSN, Noise Vocoder | Anechoic, Anechoic + ILD, ITD | SRT 0.93–0.98 |
| Titalim et al. (2022) [23] | DNN | DNN | HI | CPC1 Dataset: Various scenes | CPC1 Dataset: Various scenes | Intel 0.74 (Closed set) |
| Mawalim et al. (2022) [24] | DNN | DNN | HI | CPC1 Dataset: Various scenes | CPC1 Dataset: Various scenes | Intel 0.77 (Closed set) |
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