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  ---
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  license: cc-by-nc-4.0
 
 
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  language:
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  - en
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- base_model: zeroentropy/zerank-2
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- pipeline_tag: text-generation
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- tags:
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- - finance
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- - legal
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- - code
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- - stem
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- - medical
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- - mlx
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- library_name: mlx
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- model_max_length: 32768
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  ---
 
 
 
 
 
 
 
 
 
 
 
 
 
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  ---
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  license: cc-by-nc-4.0
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+ base_model: zeroentropy/zerank-2
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+ pipeline_tag: text-ranking
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  language:
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  - en
 
 
 
 
 
 
 
 
 
 
 
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  ---
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+ # zerank-2 — MLX (4bit)
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+ [zeroentropy/zerank-2](https://huggingface.co/zeroentropy/zerank-2) (Qwen3-4B base) の MLX 変換 + affine 4bit 量子化。2.1 GB。
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+ **ライセンス:** CC-BY-NC-4.0 (非商用)。原典と同条件を継承し再配布も同条件。商用利用は contact@zeroentropy.dev へ。MLX フォーマット変換のみで、学習・データの帰属は [ZeroEntropy](https://www.zeroentropy.dev/) にあります。
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+ - 変換: `bash scripts/mlx/build_reranker.sh zeroentropy/zerank-2 4bit zerank-2`
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+ - 評価: `mteb/scidocs-reranking` 30 クエリ / 897 ペア
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+ - 結果: Kendall τ = 0.9043, nDCG@10 Δ = −0.0037 → **PASS** (size-優先用途、品質は affine8 推奨)
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+ 詳細: [LeapInsight/local-llm reports/mlx/2026-04-26-stat-rerank-additions-summary.md](https://github.com/LeapInsight/local-llm/blob/main/reports/mlx/2026-04-26-stat-rerank-additions-summary.md)