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GPT4V-level open-source multi-modal model based on Llama3-8B

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CogVLM2

中文版README

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📍Experience the larger-scale CogVLM model (GLM-4V) on the ZhipuAI Open Platform.

Recent updates

  • 🔥🔥 News: 2024/5/24: We have released the Int4 version model, which requires only 16GB of video memory for inference. You can also run on-the-fly int4 version by passing --quant 4.
  • 🔥 News: 2024/5/20: We released the next generation model CogVLM2, which is based on llama3-8b and is equivalent (or better) to GPT-4V in most cases ! Welcome to download!

Model introduction

We launch a new generation of CogVLM2 series of models and open source two models based on Meta-Llama-3-8B-Instruct. Compared with the previous generation of CogVLM open source models, the CogVLM2 series of open source models have the following improvements:

  1. Significant improvements in many benchmarks such as TextVQA, DocVQA.
  2. Support 8K content length.
  3. Support image resolution up to 1344 * 1344.
  4. Provide an open source model version that supports both Chinese and English.

You can see the details of the CogVLM2 family of open source models in the table below:

Model name cogvlm2-llama3-chat-19B cogvlm2-llama3-chinese-chat-19B
Base Model Meta-Llama-3-8B-Instruct Meta-Llama-3-8B-Instruct
Language English Chinese, English
Model size 19B 19B
Task Image understanding, dialogue model Image understanding, dialogue model
Model link 🤗 Huggingface 🤖 ModelScope 💫 Wise Model 🤗 Huggingface 🤖 ModelScope 💫 Wise Model
Demo Page 📙 Official Demo 📙 Official Demo 🤖 ModelScope
Int4 model 🤗 Huggingface 🤖 ModelScope 🤗 Huggingface 🤖 ModelScope
Text length 8K 8K
Image resolution 1344 * 1344 1344 * 1344

Benchmark

Our open source models have achieved good results in many lists compared to the previous generation of CogVLM open source models. Its excellent performance can compete with some non-open source models, as shown in the table below:

Model Open Source LLM Size TextVQA DocVQA ChartQA OCRbench MMMU MMVet MMBench
CogVLM1.1 7B 69.7 - 68.3 590 37.3 52.0 65.8
LLaVA-1.5 13B 61.3 - - 337 37.0 35.4 67.7
Mini-Gemini 34B 74.1 - - - 48.0 59.3 80.6
LLaVA-NeXT-LLaMA3 8B - 78.2 69.5 - 41.7 - 72.1
LLaVA-NeXT-110B 110B - 85.7 79.7 - 49.1 - 80.5
InternVL-1.5 20B 80.6 90.9 83.8 720 46.8 55.4 82.3
QwenVL-Plus - 78.9 91.4 78.1 726 51.4 55.7 67.0
Claude3-Opus - - 89.3 80.8 694 59.4 51.7 63.3
Gemini Pro 1.5 - 73.5 86.5 81.3 - 58.5 - -
GPT-4V - 78.0 88.4 78.5 656 56.8 67.7 75.0
CogVLM2-LLaMA3 8B 84.2 92.3 81.0 756 44.3 60.4 80.5
CogVLM2-LLaMA3-Chinese 8B 85.0 88.4 74.7 780 42.8 60.5 78.9

All reviews were obtained without using any external OCR tools ("pixel only").

Project structure

This open source repos will help developers to quickly get started with the basic calling methods of the CogVLM2 open source model, fine-tuning examples, OpenAI API format calling examples, etc. The specific project structure is as follows, you can click to enter the corresponding tutorial link:

  • basic_demo folder includes:

    • CLI demo.
    • CLI demo with multiple GPUs .
    • Web demo by chainlit.
    • API server with OpenAI format.
    • Int4 is enabled easily with --quant 4 with 16GB memory usage.
  • finetune_demo folder includes.

    • peft framework examples for efficient finetuning.
    • [TODO] sat framework examples for reliable finetuning.
    • [TODO] transformation scripts to convert checkpoints from sat to huggingface format.

License

This model is released under the CogVLM2 CogVLM2 LICENSE. For models built with Meta Llama 3, please also adhere to the LLAMA3_LICENSE.

Citation

If you find our work helpful, please consider citing the following papers

@misc{wang2023cogvlm,
      title={CogVLM: Visual Expert for Pretrained Language Models}, 
      author={Weihan Wang and Qingsong Lv and Wenmeng Yu and Wenyi Hong and Ji Qi and Yan Wang and Junhui Ji and Zhuoyi Yang and Lei Zhao and Xixuan Song and Jiazheng Xu and Bin Xu and Juanzi Li and Yuxiao Dong and Ming Ding and Jie Tang},
      year={2023},
      eprint={2311.03079},
      archivePrefix={arXiv},
      primaryClass={cs.CV}
}

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GPT4V-level open-source multi-modal model based on Llama3-8B

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