VocalBurst classifiers on MOSS character voices
Archetype voices generated by the MOSS-4.55B voice-acting model (zombie, ork, ranting,
pain-scream, evil-ghost, mouse, dragon, fairy, goblin, ASMR…) — from the best-of-64 evolution grids —
run through both vocal-burst classifiers. Each = VoiceCLAP embedding → a small MLP. The
no-burst gate (P(no burst) ≥ 0.5 → 🔇) decides whether there's a burst at all.
Below: 24 clips where a burst WAS detected and 26 where none was
(decided by the multi-label model's gate). We show what each model predicts, so you can listen and judge.
There are no ground-truth labels here — this is the models applied to fresh, unlabelled character voices.
Burst detected (24)
multi-label model: Heavy Breathing 0.98 Deep Breath 0.88 Exasperated Sigh 0.87 Exhausted Groan 0.51
single-burst model: Panting 0.47 Heavy Breathing 0.25 Exasperated Sigh 0.17 Contented Sigh 0.03
multi-label model: Exhausted Groan 0.96 Exasperated Sigh 0.93 Relief Sigh 0.89 Yawn 0.88
single-burst model: Heavy Breathing 0.36 Exasperated Sigh 0.34 Panting 0.09 Contented Sigh 0.06
multi-label model: Wistful Sigh 0.90 Purr 0.84 Relief Sigh 0.80 Contented Sigh 0.65
single-burst model: Exhausted Groan 0.39 Wistful Sigh 0.26 Relief Sigh 0.16 Contented Sigh 0.13
multi-label model: Sucking Noise 0.86 Whispered Mumble 0.84 Deep Breath 0.81 Heavy Breathing 0.77
single-burst model: Whispered Mumble 0.35 Hand Scratching Head 0.17 Heavy Breathing 0.16 Relief Sigh 0.10
multi-label model: Purr 0.98 Wistful Sigh 0.91 Deep Breath 0.58 Relief Sigh 0.38
single-burst model: Contented Sigh 0.20 Exhausted Groan 0.20 Relief Sigh 0.13
multi-label model: Deep Breath 0.93 Wistful Sigh 0.81 Exasperated Sigh 0.69 Chuckle 0.67
single-burst model: Slap Face 0.62 Tongue Click 0.06 Panting 0.04 Cackle 0.04
multi-label model: Affirmative Grunt 0.95 Wistful Sigh 0.83 Ahem 0.75 Deep Breath 0.44
single-burst model: Kissing Sounds 0.43 Swallows 0.17 Nervous Gulp 0.09 Affirmative Grunt 0.08
multi-label model: Chuckle 0.98 Breathy Giggle 0.69 Sniff 0.68 Wistful Sigh 0.64
single-burst model: Breathy Giggle 0.46 Chuckle 0.21 Snorting Giggle 0.11 Snicker 0.06
multi-label model: Displeased Grunt 0.84 Exasperated Sigh 0.75 Deep Breath 0.72 Yawn 0.71
single-burst model: Ahem 0.36 Low Mumble 0.26 Frustrated Groan 0.12 Affirmative Grunt 0.10
multi-label model: Exasperated Sigh 0.94 Pain Moan 0.93 Heavy Breathing 0.79 Deep Breath 0.71
single-burst model: Exasperated Sigh 0.35 Sharp Inhale 0.10 Fearful Gasp 0.09 Displeased Grunt 0.09
multi-label model: Displeased Grunt 0.96 Pain Moan 0.95 Fast Breathing 0.93 Clears Throat 0.80
single-burst model: Effort Grunt 0.27 Fearful Gasp 0.20 Sharp Inhale 0.13 Displeased Grunt 0.13
multi-label model: Wistful Sigh 0.91 Deep Breath 0.88 Heavy Breathing 0.82 Relief Sigh 0.77
single-burst model: Wistful Sigh 0.30 Exasperated Sigh 0.26 Relief Sigh 0.23 Contented Sigh 0.09
multi-label model: Wistful Sigh 0.90 Relief Sigh 0.87 Exasperated Sigh 0.85 Yawn 0.77
single-burst model: Wistful Sigh 0.56 Relief Sigh 0.28 Contented Sigh 0.06 Exasperated Sigh 0.04
multi-label model: Heavy Breathing 0.98 Sobs 0.97 Deep Breath 0.92 Sniff 0.91
single-burst model: Quiet Sob 0.28 Sharp Inhale 0.26 Fearful Gasp 0.11 Exasperated Sigh 0.10
multi-label model: Relief Sigh 0.97 Yawn 0.95 Deep Breath 0.93 Exasperated Sigh 0.92
single-burst model: Contented Sigh 0.32 Exasperated Sigh 0.31 Relief Sigh 0.22 Wistful Sigh 0.04
multi-label model: Deep Breath 0.90 Deep Breathing 0.89 Exasperated Sigh 0.87 Relief Sigh 0.65
single-burst model: Relief Sigh 0.25 Exasperated Sigh 0.21 Heavy Breathing 0.13 Contented Sigh 0.11
multi-label model: Yawn 0.85 Exasperated Sigh 0.79 Deep Breath 0.73 Resonant Hum 0.63
single-burst model: Relief Sigh 0.28 Exasperated Sigh 0.21 Heavy Breathing 0.19 Slow Breathing 0.08
multi-label model: Effort Grunt 0.97 Pain Moan 0.83 Sobs 0.82 Displeased Grunt 0.71
single-burst model: Displeased Grunt 0.39 Effort Grunt 0.31 Fearful Gasp 0.06 Sobs 0.04
multi-label model: Yawn 0.95 Relief Sigh 0.93 Deep Breath 0.91 Exasperated Sigh 0.85
single-burst model: Contented Sigh 0.44 Exasperated Sigh 0.21 Relief Sigh 0.15 Heavy Breathing 0.05
multi-label model: Resonant Hum 0.82 Displeased Grunt 0.79 Soft Hum 0.77 Wistful Sigh 0.63
single-burst model: Surprised Gasp 0.40 Fearful Gasp 0.16 Displeased Grunt 0.14 Contented Sigh 0.07
multi-label model: Fast Breathing 0.98 Heavy Breathing 0.96 Sobs 0.93 Trembling Whimper 0.87
single-burst model: Fast Breathing 0.44 Slurping Noises 0.22 Licking Sound 0.09 Quiet Sob 0.07
multi-label model: Sharp Whistle 0.99 Wolf Whistle 0.92 Hiss 0.81 Sucking Noise 0.75
single-burst model: Whispered Mumble 0.83 Sharp Whistle 0.10 Wolf Whistle 0.02 Slap Face 0.01
multi-label model: Quiet Sob 0.95 Heavy Breathing 0.82 Wistful Sigh 0.81 Deep Breath 0.77
single-burst model: Quiet Sob 0.34 Yawn 0.21 Sobs 0.15 Trembling Whimper 0.13
multi-label model: Relief Sigh 0.86 Contented Sigh 0.73 Wistful Sigh 0.73 Deep Breath 0.68
single-burst model: Exhausted Groan 0.56 Wistful Sigh 0.11 Contented Sigh 0.10 Pleasure Moan 0.10
No burst detected (26)
multi-label model: 🔇 no burst (0.67)
single-burst model: Relief Sigh 0.16 Whispered Mumble 0.14 Wistful Sigh 0.12 Growl 0.10
multi-label model: 🔇 no burst (0.56)
single-burst model: Exhausted Groan 0.43 Wistful Sigh 0.18 Relief Sigh 0.17 Contented Sigh 0.14
multi-label model: 🔇 no burst (0.78)
single-burst model: Relief Sigh 0.35 Contented Sigh 0.28 Wistful Sigh 0.07
multi-label model: 🔇 no burst (0.51)
single-burst model: Soft Whistle 0.16 Relief Sigh 0.15 Exhausted Groan 0.13 Wistful Sigh 0.11
multi-label model: 🔇 no burst (0.66)
single-burst model: Contented Sigh 0.27 Relief Sigh 0.20 Wistful Sigh 0.13 Yawn 0.11
multi-label model: 🔇 no burst (0.89)
single-burst model: 🔇 no burst (0.99)
multi-label model: 🔇 no burst (0.81)
single-burst model: 🔇 no burst (1.00)
multi-label model: 🔇 no burst (0.52)
single-burst model: Displeased Grunt 0.24 Kissing Sounds 0.19 Kissing Noises 0.17
multi-label model: 🔇 no burst (0.51)
single-burst model: Exasperated Sigh 0.33 Exhausted Groan 0.19 Frustrated Groan 0.06
multi-label model: 🔇 no burst (0.60)
single-burst model: Relief Sigh 0.36 Contented Sigh 0.28 Exhausted Groan 0.08 Whispered Mumble 0.08
multi-label model: 🔇 no burst (0.80)
single-burst model: 🔇 no burst (0.61)
multi-label model: 🔇 no burst (0.67)
single-burst model: Tongue Click 0.62 Spitting 0.14 Slap Face 0.12 Clicks Tongue 0.06
multi-label model: 🔇 no burst (0.67)
single-burst model: Tongue Click 0.85 Clicks Tongue 0.07 Spitting 0.03 Slap Face 0.02
multi-label model: 🔇 no burst (0.73)
single-burst model: Whispered Mumble 0.83 Relief Sigh 0.07 Contented Sigh 0.02 Growl 0.02
multi-label model: 🔇 no burst (0.62)
single-burst model: Contented Sigh 0.13 Kissing Sounds 0.09 Exhausted Groan 0.06
multi-label model: 🔇 no burst (0.97)
single-burst model: 🔇 no burst (0.94)
multi-label model: 🔇 no burst (0.62)
single-burst model: Tongue Click 0.84 Clicks Tongue 0.05 Spitting 0.04 Slap Face 0.03
multi-label model: 🔇 no burst (0.70)
single-burst model: 🔇 no burst (1.00)
multi-label model: 🔇 no burst (0.65)
single-burst model: 🔇 no burst (0.99)
multi-label model: 🔇 no burst (0.82)
single-burst model: Soft Hum 0.38 Purr 0.28 Humming 0.24 Resonant Hum 0.06
multi-label model: 🔇 no burst (0.59)
single-burst model: Spitting 0.53 Slap Face 0.25 Tongue Click 0.04
multi-label model: 🔇 no burst (0.56)
single-burst model: 🔇 no burst (0.88)
multi-label model: 🔇 no burst (0.58)
single-burst model: 🔇 no burst (0.99)
multi-label model: 🔇 no burst (0.50)
single-burst model: Tongue Click 0.30 Slap Face 0.13 Spitting 0.10
multi-label model: 🔇 no burst (0.58)
single-burst model: Tongue Click 0.20 Slap Face 0.19 Sharp Whistle 0.18 Clicks Tongue 0.09
multi-label model: 🔇 no burst (0.76)
single-burst model: Displeased Grunt 0.68 Surprised Gasp 0.18 Fearful Gasp 0.04 Effort Grunt 0.04