Commit ·
a9ebb91
1
Parent(s): 9c6eae7
add pi05 model.
Browse files- README.md +59 -0
- action_expert.gguf +3 -0
- action_proj.gguf +3 -0
- norm_stats.json +280 -0
- paligemma.gguf +3 -0
- paligemma_bf16.gguf +3 -0
- paligemma_f16.gguf +3 -0
- paligemma_q8_0.gguf +3 -0
- paligemma_tokenizer.lock +0 -0
- paligemma_tokenizer.model +3 -0
- siglip.gguf +3 -0
README.md
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# pi05_gguf 文件来源说明
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本目录用于存放 `openvla.cpp/tools/pi05` 推理所需/相关 GGUF 文件。
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## 文件与来源
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| 文件 | 来源模型/用途 | 典型生成方式 |
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|---|---|---|
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| `siglip.gguf` | OpenPI 中 PaliGemma 视觉塔(SigLIP)权重 | `openvla.cpp/tools/pi05/export_pi05_gguf.py` 导出 |
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| `paligemma.gguf` | OpenPI 中 `paligemma_with_expert.paligemma.language_model`(pi05 主流程使用) | `openvla.cpp/tools/pi05/export_pi05_gguf.py` 导出 |
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| `action_expert.gguf` | OpenPI 中 `paligemma_with_expert.gemma_expert.model`(含 AdaRMS 相关参数) | `openvla.cpp/tools/pi05/export_pi05_gguf.py` 导出 |
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| `action_proj.gguf` | 动作输入/输出投影层与时间相关投影参数 | `openvla.cpp/tools/pi05/export_pi05_gguf.py` 导出 |
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| `norm_stats.json` | 归一化统计信息(动作/状态后处理) | 来自 OpenPI checkpoint 的 `assets/.../norm_stats.json` |
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| `paligemma_tokenizer.model` | PaliGemma SentencePiece tokenizer | 通常来自 `~/.cache/openpi/big_vision/paligemma_tokenizer.model` |
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| `paligemma_f16.gguf` | 单独导出的 Gemma language model(F16 版本) | HF 导出后,用 `convert_hf_to_gguf.py --outtype f16` |
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| `paligemma_bf16.gguf` | 单独导出的 Gemma language model(BF16 版本) | HF 导出后,用 `convert_hf_to_gguf.py --outtype bf16` |
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| `paligemma_q8_0.gguf` | `paligemma_f16.gguf` 或 `paligemma_bf16.gguf` 的量化版本 | `llama-quantize ... q8_0` |
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| `paligemma_tokenizer.lock` | tokenizer 相关锁文件 | 运行时产生,可忽略 |
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## 主要导出脚本
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1. Pi0.5 拆分导出(`siglip.gguf` / `paligemma.gguf` / `action_expert.gguf` / `action_proj.gguf`)
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```bash
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cd /home/ubuntu/data_1/chenxing/openvla.cpp/tools/pi05
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python export_pi05_gguf.py \
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--checkpoint_dir /home/ubuntu/data_1/chenxing/openpi/pi05_droid_pytorch/model \
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--output_dir /home/ubuntu/data_1/chenxing/pi05_gguf \
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--config_name pi05_droid
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```
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2. 单独导出 Gemma language model(HF -> GGUF)
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```bash
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# 先导出 HF 目录(见export_hf_language_model.py)
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python /home/ubuntu/data_1/chenxing/openpi/export_hf_language_model.py
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# 再转 GGUF(主干 BF16 + norm 保留 F32”的混合精度导出)
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python /home/ubuntu/data_1/chenxing/openvla.cpp/convert_hf_to_gguf.py \
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/home/ubuntu/data_1/chenxing/openpi/pi05_paligemma_lang_hf \
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--outfile /home/ubuntu/data_1/chenxing/pi05_gguf/paligemma_bf16.gguf \
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--outtype bf16
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```
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3. 量化为 Q8_0
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```bash
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cd /home/ubuntu/data_1/chenxing/openvla.cpp/build/bin
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./llama-quantize \
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/home/ubuntu/data_1/chenxing/pi05_gguf/paligemma_bf16.gguf \
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/home/ubuntu/data_1/chenxing/pi05_gguf/paligemma_q8_0.gguf \
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q8_0
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```
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## 使用建议
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1. `tools/pi05` 主流程优先使用同批次导出的四件套:`siglip.gguf`、`paligemma.gguf`、`action_expert.gguf`、`action_proj.gguf`。
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2. `paligemma_f16/bf16/q8_0.gguf` 主要用于语言干路对比或单模型转换验证,不应与不匹配批次的 expert/proj 混用。
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3. 若出现结果偏移,先确认:模型文件是否同批次、tokenizer 是否一致、norm 语义是否重复处理。
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action_expert.gguf
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version https://git-lfs.github.com/spec/v1
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oid sha256:867ff01b73c4d4bacf44f85a72bcd2badc9ee93575ced0d462ae7fa2471dfa5f
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size 1382528640
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action_proj.gguf
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version https://git-lfs.github.com/spec/v1
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oid sha256:1ae93620c52946ee4aeac98f372dadf71b5557edc94dbdb6653bb039c41673da
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size 4332160
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norm_stats.json
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{
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"norm_stats": {
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"actions": {
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"mean": [
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],
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"std": [
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