Test d'écoute — agrégation
3 auditeur(s) — 40 votes A/B, 60 notes MOS, 40 votes émotion.
A/B — win-rate par modèle
| modèle | win-rate | (victoires / duels) | défauts entendus |
| firered_tts3 | 79% | 15.0 / 19 | accent:2 |
| voxcpm2 | 71% | 10.0 / 14 | — |
| cosyvoice3_05b | 50% | 6.0 / 12 | voix_diff:6 accent:2 tronque:1 repetition:1 artefact:1 |
| chatterbox_v3 | 33% | 4.0 / 12 | voix_diff:5 accent:2 artefact:2 repetition:1 |
| moss_tts_local_v15 | 25% | 2.5 / 10 | voix_diff:1 artefact:1 |
| xtts_v2 | 19% | 2.5 / 13 | voix_diff:7 artefact:4 accent:1 |
A/B — matrice des duels (gauche bat haut)
| chatterbox_v3 | cosyvoice3_05b | firered_tts3 | moss_tts_local_v15 | voxcpm2 | xtts_v2 |
| chatterbox_v3 | · | 0/1 | 0/3 | 1/2 | 0/1 | 1/1 |
| cosyvoice3_05b | 1/1 | · | 1/3 | 1/1 | 0/2 | 1/1 |
| firered_tts3 | 3/3 | 2/3 | · | 3/3 | 2/3 | 4/5 |
| moss_tts_local_v15 | 1/2 | 0/1 | 0/3 | · | 1/3 | — |
| voxcpm2 | 1/1 | 2/2 | 1/3 | 2/3 | · | 3/3 |
| xtts_v2 | 0/1 | 0/1 | 1/5 | — | 0/3 | · |
A/B — win-rate par voix de référence (victoires / duels)
| modèle | ? | aurore2_narration | johnny | papy_narration | tonton_marc_narration |
| chatterbox_v3 | 30% (1.5/5) | 0% (0.0/1) | 50% (0.5/1) | 50% (2.0/4) | 0% (0.0/1) |
| cosyvoice3_05b | 20% (1.0/5) | 67% (2.0/3) | — | 75% (1.5/2) | 75% (1.5/2) |
| firered_tts3 | 73% (8.0/11) | 100% (3.0/3) | 100% (2.0/2) | — | 67% (2.0/3) |
| moss_tts_local_v15 | 25% (1.0/4) | 0% (0.0/2) | 0% (0.0/1) | 100% (1.0/1) | 25% (0.5/2) |
| voxcpm2 | 78% (7.0/9) | 100% (1.0/1) | 0% (0.0/1) | — | 67% (2.0/3) |
| xtts_v2 | 25% (1.5/6) | 0% (0.0/2) | 50% (0.5/1) | 17% (0.5/3) | 0% (0.0/1) |
MOS — moyenne ± IC 95 % par axe
| modèle | Naturel | Intelligibilite | Similarite | Expressivite |
| chatterbox_v3 | 3.20 ±0.57 | 3.30 ±0.59 | 2.00 ±0.58 | 2.90 ±0.54 |
| cosyvoice3_05b | 2.89 ±0.69 | 3.22 ±0.44 | 2.89 ±0.69 | 2.22 ±0.54 |
| firered_tts3 | 4.12 ±0.58 | 4.75 ±0.32 | 4.38 ±0.36 | 3.38 ±0.73 |
| moss_tts_local_v15 | 3.75 ±0.60 | 4.00 ±0.59 | 4.25 ±0.43 | 2.83 ±0.63 |
| voxcpm2 | 3.43 ±0.40 | 3.57 ±0.40 | 3.43 ±0.58 | 2.86 ±1.00 |
| xtts_v2 | 3.36 ±0.79 | 3.64 ±0.67 | 1.86 ±0.54 | 2.71 ±0.52 |
MOS — note globale moyenne (4 axes) par voix de référence
| modèle | ? | aurore2_narration | johnny | papa_narration | papy_narration | tonton_marc_narration |
| chatterbox_v3 | 2.83 (n=3) | 3.12 (n=2) | 2.25 (n=1) | 3.50 (n=1) | 2.75 (n=2) | 2.50 (n=1) |
| cosyvoice3_05b | 2.42 (n=3) | 3.25 (n=2) | 3.50 (n=1) | 2.75 (n=2) | — | 2.50 (n=1) |
| firered_tts3 | 4.42 (n=3) | 4.25 (n=2) | — | 4.12 (n=2) | — | 3.25 (n=1) |
| moss_tts_local_v15 | 3.70 (n=5) | 3.25 (n=2) | 3.50 (n=1) | 4.75 (n=1) | — | 3.75 (n=3) |
| voxcpm2 | 3.69 (n=4) | — | — | 3.00 (n=1) | — | 2.75 (n=2) |
| xtts_v2 | 2.75 (n=2) | 3.25 (n=3) | — | 2.50 (n=5) | 3.25 (n=2) | 3.12 (n=2) |
Corrélation MOS (humain) ↔ métrique automatique (par clip)
| axe humain | métrique auto | Pearson r | n |
| intelligibilite | 1-WER | 0.12 | 60 |
| similarite | SIM | 0.22 | 60 |
Émotion — quel modèle rend le mieux l'émotion ?
A/B en aveugle : deux modèles disent la même phrase, tous deux clonés depuis la même voix de réf émotionnelle. Win-rate = victoires + ½ nuls.
| modèle | win-rate | (victoires / duels) |
| firered_tts3 | 88% | 7.0 / 8 |
| xtts_v2 | 62% | 2.5 / 4 |
| chatterbox_v3 | 50% | 3.0 / 6 |
| voxcpm2 | 44% | 4.0 / 9 |
| cosyvoice3_05b | 42% | 2.5 / 6 |
| moss_tts_local_v15 | 14% | 1.0 / 7 |
Émotion — win-rate par (modèle, émotion)
| modèle | colere | joie | peur | tristesse |
| chatterbox_v3 | 67% (2.0/3) | 0% (0.0/1) | 0% (0.0/1) | 100% (1.0/1) |
| cosyvoice3_05b | 25% (0.5/2) | 0% (0.0/1) | 0% (0.0/1) | 100% (2.0/2) |
| firered_tts3 | 80% (4.0/5) | — | 100% (1.0/1) | 100% (2.0/2) |
| moss_tts_local_v15 | 0% (0.0/4) | 100% (1.0/1) | — | 0% (0.0/2) |
| voxcpm2 | 50% (2.0/4) | 100% (1.0/1) | 50% (1.0/2) | 0% (0.0/2) |
| xtts_v2 | 75% (1.5/2) | — | 100% (1.0/1) | 0% (0.0/1) |
Émotion — protocole archivé (réf. émotionnelle vs neutre)
Sessions antérieures : « lequel sonne le plus <émotion> », clip cloné depuis la réf émotionnelle vs depuis la réf neutre.
| modèle | n | choix réf. émo. | égalité | choix réf. neutre | taux de transfert |
| moss_tts_local_v15 | 4 | 4 | 0 | 0 | 100% |
| firered_tts3 | 2 | 2 | 0 | 0 | 100% |
| voxcpm2 | 4 | 4 | 0 | 0 | 100% |
| cosyvoice3_05b | 1 | 1 | 0 | 0 | 100% |
| xtts_v2 | 4 | 4 | 0 | 0 | 100% |
| chatterbox_v3 | 5 | 4 | 1 | 0 | 80% |