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README.md
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license: cc-by-nc-4.0
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---
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---
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license: cc-by-nc-4.0
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datasets:
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- turing-motors/LLaVA-Pretrain-JA
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- turing-motors/LLaVA-v1.5-Instruct-620K-JA
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language:
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- ja
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pipeline_tag: image-to-text
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tags:
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- vision
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- image-captioning
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- VQA
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---
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# LLaVA-JP Model Card
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## Model detail
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**Model type:**
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LLaVA-JP is a vision-language model that can converse about input images.<br>
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This model was trained by fine-tuning [llm-jp/llm-jp-1.3b-v1.0](https://huggingface.co/llm-jp/llm-jp-1.3b-v1.0) using [LLaVA](https://llava-vl.github.io/) method and [google/siglip-so400m-patch14-384](https://huggingface.co/google/siglip-so400m-patch14-384) is used as Image Encoder.
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**Training:**
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This model was initially trained with the Vision Projector using LLaVA-Pretrain-JA.<br>
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In the second phase, it was fine-tuned with LLaVA-v1.5-Instruct-620K-JA.
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resources for more information: https://github.com/tosiyuki/LLaVA-JP/tree/main
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## How to use the model
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**1. Download dependencies**
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```
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git clone https://github.com/tosiyuki/LLaVA-JP.git
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```
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**2. Inference**
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```python
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import requests
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import torch
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import transformers
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from PIL import Image
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from transformers.generation.streamers import TextStreamer
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from llava.constants import DEFAULT_IMAGE_TOKEN, IMAGE_TOKEN_INDEX
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from llava.conversation import conv_templates, SeparatorStyle
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from llava.model.llava_gpt2 import LlavaGpt2ForCausalLM
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from llava.train.arguments_dataclass import ModelArguments, DataArguments, TrainingArguments
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from llava.train.dataset import tokenizer_image_token
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if __name__ == "__main__":
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parser = transformers.HfArgumentParser(
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(ModelArguments, DataArguments, TrainingArguments))
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model_args, data_args, training_args = parser.parse_args_into_dataclasses()
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model_path = 'toshi456/llava-jp-1.3b-v1.0-620k'
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device = "cuda" if torch.cuda.is_available() else "cpu"
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torch_dtype = torch.bfloat16 if device=="cuda" else torch.float32
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model = LlavaGpt2ForCausalLM.from_pretrained(
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model_path,
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low_cpu_mem_usage=True,
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use_safetensors=True,
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torch_dtype=torch_dtype,
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device_map=device,
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)
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tokenizer = transformers.AutoTokenizer.from_pretrained(
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model_path,
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model_max_length=1532,
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padding_side="right",
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use_fast=False,
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)
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model.eval()
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conv_mode = "v1"
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conv = conv_templates[conv_mode].copy()
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# image pre-process
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image_url = "https://huggingface.co/rinna/bilingual-gpt-neox-4b-minigpt4/resolve/main/sample.jpg"
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image = Image.open(requests.get(image_url, stream=True).raw).convert('RGB')
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image_size = model.get_model().vision_tower.image_processor.size["height"]
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if model.get_model().vision_tower.scales is not None:
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image_size = model.get_model().vision_tower.image_processor.size["height"] * len(model.get_model().vision_tower.scales)
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if device == "cuda":
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image_tensor = model.get_model().vision_tower.image_processor(
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image,
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return_tensors='pt',
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size={"height": image_size, "width": image_size}
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)['pixel_values'].half().cuda().to(torch_dtype)
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else:
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image_tensor = model.get_model().vision_tower.image_processor(
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image,
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return_tensors='pt',
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size={"height": image_size, "width": image_size}
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)['pixel_values'].to(torch_dtype)
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# create prompt
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# ユーザー: <image>\n{prompt}
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prompt = "猫の隣には何がありますか?"
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inp = DEFAULT_IMAGE_TOKEN + '\n' + prompt
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conv.append_message(conv.roles[0], inp)
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conv.append_message(conv.roles[1], None)
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prompt = conv.get_prompt()
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input_ids = tokenizer_image_token(
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prompt,
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tokenizer,
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IMAGE_TOKEN_INDEX,
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return_tensors='pt'
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).unsqueeze(0)
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if device == "cuda":
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input_ids = input_ids.to(device)
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input_ids = input_ids[:, :-1] # </sep>がinputの最後に入るので削除する
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stop_str = conv.sep if conv.sep_style != SeparatorStyle.TWO else conv.sep2
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keywords = [stop_str]
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streamer = TextStreamer(tokenizer, skip_prompt=True, timeout=20.0)
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# predict
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with torch.inference_mode():
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model.generate(
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inputs=input_ids,
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images=image_tensor,
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do_sample=True,
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temperature=0.01,
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top_p=1.0,
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max_new_tokens=256,
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streamer=streamer,
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use_cache=True,
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)
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"""猫の隣にはノートパソコンがあります。"""
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```
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## Training dataset
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**Stage1 Pretrain**
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- [LLaVA-Pretrain-JA](https://huggingface.co/datasets/turing-motors/LLaVA-Pretrain-JA)
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**Stage2 Fine-tuning**
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- [LLaVA-v1.5-Instruct-620K-JA](https://huggingface.co/datasets/turing-motors/LLaVA-v1.5-Instruct-620K-JA)
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## Acknowledgement
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- [LLaVA](https://llava-vl.github.io/)
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- [LLM-jp](https://llm-jp.nii.ac.jp/)
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## License
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cc-by-nc-4.0
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