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wav2vec2-large-lv60-align
Project42/wav2vec2-large-lv60-align
wav2vec2-large-lv60-align is a machine learning model from Project42. Use it for the machine learning task on the model card, and read the license before you ship it in a product. The card lists the license as mit.
ONNX export of facebook/wav2vec2-large-960h-lv60-self for CTC forced alignment in the browser (onnxruntime-web, WebGPU EP):
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Updated Aug 15, 2026
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At a glance
- License
- mit
- Access
- Public
- Created
- Aug 15, 2026
- Updated
- Aug 15, 2026
- SHA
- b5eb2718
Model card
From the Hugging Face model README
wav2vec2-large-960h-lv60-self — alignment ONNX (fp16)
ONNX export of facebook/wav2vec2-large-960h-lv60-self for CTC forced
alignment in the browser (onnxruntime-web, WebGPU EP):
- input
input_values[1, samples]float32 @16 kHz (zero-mean/unit-var normalized host-side) - output
logits[1, frames, 32]— the standard wav2vec2-960h char vocab (<pad>=0 = CTC blank,|=4 word separator, A–Z +')
fp16-converted (fp32 I/O). Export + conversion script:
eval/export-large-align.py in the
KaraokeVideoEditor repo.
Chosen over base-960h for lyrics alignment: the large model distinguishes repeated chorus occurrences (kiri benchmark: p90 247 ms vs 8.3 s for base).
- License
- mit
- Created
- Aug 15, 2026
- Updated
- Aug 15, 2026