sentence-bert-base-ja-mean-tokens-v2
バージョン1よりも良いロス関数であるMultipleNegativesRankingLossを用いて学習した改良版です。 手元の非公開データセットでは、バージョン1よりも1.5〜2ポイントほど精度が高い結果が得られました。
Params
110 M
Context
512
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Likes
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Can you run it?
Estimated VRAM at 8K context unless noted. Pick your hardware to see the verdict per quantization.
| File | Quant | Size | Est. VRAM | Verdict on RTX 4090 · 24 GB |
|---|---|---|---|---|
| model.safetensors | f32 | 0.4 GB | 1.0 GB | ✅ Runs comfortably |
Estimate: file size × 1.1 + KV cache at 8K + 0.5 GB overhead. Not a benchmark — how we calculate this.
Specifications
- Architecture
- BertModel
- Parameters
- 110 M
- Tensor type
- F32
- Context length
- 512
- Vocabulary
- 32,000
- Layers / heads
- 12 / 12
- Licence
- cc-by-sa-4.0
- First seen on the Hub
- 2022-03-02
- Training datasets
- undisclosed
- Added to our catalog
- 2026-07-28
Compare with any feature-extraction model