laion/voiceclap-large-v2

feature-extraction model by laion

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A rank-16 LoRA finetune of LCO-Embedding-Omni-7B (Qwen2.5-Omni thinker) trained with InfoNCE + Prototypical Contrastive loss (PCL) on the VoiceCLAP 9-corpus mix with MOSS-Audio k=2 sampled captions. Successor to laion/voiceclap-large — better on every benchmark we measure. cross-entropy of audio embeddings vs prototypes on pseudo-labeled clips. argmax over per-emotion z-scores vs corpus base rates (raw argmax is degenerate — high-base-rate dimensions win 99% of clips). z ≥ 1.5 labels 80-98% of emolia across all 39 emotion classes. Same-commit comparison on the VoiceNet harness: Controlled A/B vs its exact no-PCL twin (identical data/recipe, ep1): Ensemble notes: averaging this model's similarities with gijs/voiceclap-lco-7b-lora and the k=10 MOSS variant sets the current…

laion/voiceclap-large-v2 on Hugging Face A short preview, not the full document.

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Inside the original model card — Document outline
  1. VoiceCLAP-Large-v2 (PCL)
  2. What's new vs voiceclap-large
  3. Evaluation (VoiceNet benchmark, human-annotated)
  4. Training recipe
  5. Quick start
  6. License

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Documentation belongs to its respective authors. Reported project/model license: cc-by-4.0. A listing is not a grant of reuse or training rights. Confirm the document’s own terms at the source.

Model overview

laion/voiceclap-large-v2 is a feature-extraction model repository published by laion on Hugging Face. The source reports the sentence-transformers library.

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Model facts

Task
feature-extraction
Library
sentence-transformers
Recent downloads (30 days)
103,567
Cumulative likes
12
Hugging Face trending score
0
Reported safetensors parameters
8,931,813,888
Architecture
Qwen2_5OmniThinkerForConditionalGeneration
License
cc-by-4.0
Access
Not gated by Hugging Face
Created
2026-06-11T05:19:46.000Z
Last modified
2026-09-09T14:59:37.000Z

Compatibility and lineage

Reported languages: en, de, fr, es, zh

Reported base models: LCO-Embedding/LCO-Embedding-Omni-7B

Parameter count is not a RAM/VRAM requirement. Check precision, quantization, context length and runtime compatibility in the model card; no hardware or API-cost claim is inferred here.

Use and evaluate

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Model card and usage instructions

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Source and freshness

Source: Hugging Face Hub. Metadata observed 2026-11-01T06:54:29.511Z. Daily imports are snapshots, not real-time monitoring.

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