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‎README.md‎

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## Contents
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<!-- TOC (no expansion for Quick Start Guide / Fully Reproducing Guide) -->
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- [Introduction](#introduction)
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- [Models](#models)
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- [Datasets](#datasets)
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- [Results](#evaluation-results)
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- [Quick Start with HuggingFace](#quick-start-with-huggingface)
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- [Evaluation](#evaluation)
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- [Quick Start For Training](#quick-start-guide)
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- [Fully Reproducing Guide](#fully-reproducing-guide)
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- [Citation](#citation)
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- [Acknowledgement](#acknowledgement)
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## Introduction
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**LLaVA-OneVision1.5** introduces a novel family of **fully open-source** Large Multimodal Models (LMMs) that achieves **state-of-the-art performance** with substantially **lower cost** through training on **native resolution** images.
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1. **Superior Performance**
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A family of fully open-source large multimodal models demonstrating **superior performance** across multiple multimodal benchmarks, **outperforming Qwen2.5-VL** in most evaluation tasks.
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- **Superior Performance**
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A family of fully open-source large multimodal models demonstrating
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- Superior performance across multiple multimodal benchmarks
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- outperforming Qwen2.5-VL** in most evaluation tasks.
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2. **High-Quality Data at Scale**
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- **High-Quality Data at Scale**
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Meticulously curated **pre-training and SFT data** with rigorous filtering and quality control, achieving **superior data efficiency** with only **64B tokens**.
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- Concept-balanced, highly diverse, high-quality caption data
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- Comprehensive instruction fine-tuning data covering a wide range of tasks
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- Concept-balanced, highly diverse, high-quality caption data
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- Comprehensive instruction fine-tuning data covering a wide range of tasks
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3. **Ultra-Efficient Training Framework**
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Complete end-to-end training framework designed for maximum efficiency:
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- $16000 total budget for full model training on A100 GPUs ($0.6 per GPU/Hour)
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- 45% HFU efficiency in 8k context length
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- Built on **MegatronLM** with support for **MoE**, **FP8**, and **long sequence parallelization**
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- Optimized codebase for cost-effective scaling
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- **Ultra-Efficient Training Framework** Complete end-to-end training framework designed for maximum efficiency:
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- $16000 total budget for full model training on A100 GPUs ($0.6 per GPU/Hour)
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- 45% HFU efficiency in 8k context length
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- Built on **MegatronLM** with support for **MoE**, **FP8**, and **long sequence parallelization**
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- Optimized codebase for cost-effective scaling
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- - [ ] Better data load balancing optimization
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- - [ ] More efficient multimodal model parallelism strategy
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- - [ ] FP8 training support cases/examples
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4. **Fully Open Framework** for community access and reproducibility:
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- ✅ High-quality pre-training & SFT data
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- ✅ Complete training framework & code
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- ✅ Training recipes & configurations
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- ✅ Base & instruct model checkpoints
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- ✅ Comprehensive training logs & metrics
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- **Fully Open Framework** for community access and reproducibility:
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- High-quality pre-training & SFT data
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- Complete training framework & code
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- Training recipes & configurations
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- Comprehensive training logs & metrics
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## Models
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| Model | #Vision Param | #Language Param | #Total Param | HF Link |
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|------------------------|---------------|-----------------|--------------|------------------------------------------------------------------------------|
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| LLaVA-OV-1.5-4B-Instruct | 0.3B | 4.4B | 4.7B | [🤗 link]() |
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| LLaVA-OV-1.5-8B-Instruct | 0.3B | 8.2B | 8.5B | [🤗 link](https://huggingface.co/lmms-lab/LLaVA-OneVision-1.5-8B-Instruct) |
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| Model | HuggingFace Link |
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|---------------------------|------------------|
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| LLaVA-OV-1.5-4B-Instruct | (coming soon) |
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| LLaVA-OV-1.5-8B-Instruct | [🤗](https://huggingface.co/lmms-lab/LLaVA-OneVision-1.5-8B-Instruct) |
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## Datasets
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![Dataset Visualization](asset/dataset.jpg)
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<p align="center"><b></b> **(a)** The vocabulary coverage proportion in the LLaVA-OneVision-1.5-Mid-Traning dataset
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before and after concept balancing. **(b)** Distribution of data sources within the LLaVA-OneVision-1.5Mid-Traning dataset. **(c)** Distribution of data sources within the LLaVA-OneVision-1.5-Mid-Traningdataset.</p>
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| Description | Link |
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|-------------|------|
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| Mid-training data for LLaVA-OneVision-1.5 | [🤗 Download (Uploading!)](https://huggingface.co/datasets/lmms-lab/LLaVA-One-Vision-1.5-Mid-Training-85M) |
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| SFT data for LLaVA-OneVision-1.5 | [🤗 Download (Uploading!)](https://huggingface.co/datasets/lmms-lab/LLaVA-OneVision-1.5-Insturct-Data) |
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| Description | Link | Status |
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|--------------------|--------------------------------------------------------------------------------------------------------|-------------|
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| OV-1.5-Mid-Training-85M | [🤗](https://huggingface.co/datasets/lmms-lab/LLaVA-One-Vision-1.5-Mid-Training-85M) | Uploading… |
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| OV-1.5-Instruct | [🤗](https://huggingface.co/datasets/lmms-lab/LLaVA-OneVision-1.5-Insturct-Data) | Uploading… |
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## Evaluation Results
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All evaluations were conducted using lmms_eval.
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| | **LLaVA-OV-1.5-8B** | **Qwen2.5 VL 7B** | **LLaVA-OV-1.5-4B** | **Qwen2.5 VL 3B** |
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|:----------------------------------|:---------------:|:-------------:|:---------------:|:-------------:|
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| MMMU (Validation) | **55.44** | 51.33 | **51.44** | 46.44 |
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| MMMU-Pro (Standard) | **37.40** | 36.30 | **33.24** | 31.10 |
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| MMMU-Pro (Vision) | 25.15 | **32.83** | **23.53** | 21.27 |
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| MMBench (English; Test) | **84.14** | 83.40 | **82.29** | 77.97 |
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| MMBench (Chinese; Test) | 81.00 | **81.61** | **76.73** | 74.55 |
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| MME-RealWorld (English) | **62.31** | 57.33 | **57.16** | 51.60 |
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| MME-RealWorld (Chinese) | **56.11** | 51.50 | 21.38 | **45.38** |
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| AI2D (With Mask) | **84.16** | 82.58 | **84.62** | 78.56 |
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| AI2D (Without Mask) | **94.11** | 93.36 | **92.84** | 90.74 |
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| CV-Bench | **80.82** | 79.95 | **74.00** | 71.53 |
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| VL-RewardBench | 45.90 | **49.65** | **45.90** | 42.06 |
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| V* | **78.01** | 76.96 | 66.49 | **69.63** |
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| PixmoCount | 62.19 | **63.33** | **59.17** | 50.85 |
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| CountBench | **88.19** | 86.35 | **77.80** | 72.51 |
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| ChartQA | **86.48** | 84.08 | **85.11** | 83.36 |
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| CharXiv (Direct Questions) | **74.10** | 69.80 | **70.70** | 58.20 |
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| DocVQA (Test) | **95.00** | 94.93 | **93.48** | 92.67 |
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| InfoVQA (Test) | 78.42 | **81.67** | **75.27** | 75.63 |
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| WeMath | **33.62** | 33.33 | **28.00** | 18.38 |
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| MathVista (Mini) | **69.57** | 68.60 | **67.36** | 60.23 |
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| MathVision | **25.56** | 22.37 | **22.76** | 21.25 |
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| MMStar | **67.72** | 62.54 | **64.22** | 55.86 |
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| SEED-Bench (Image) | 77.32 | **77.53** | **76.74** | 74.81 |
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| ScienceQA | **94.98** | 88.75 | **92.05** | 83.33 |
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| SEED-Bench 2-Plus | 69.21 | **70.93** | **68.42** | 68.64 |
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| OCRBench | 82.90 | **84.20** | 77.80 | **79.20** |
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| RealWorldQA | 68.10 | **68.50** | **64.05** | 60.00 |
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![](asset/performance.png)
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<p align="center"><b></b> Performance comparison across vision-language models on various benchmarks grouped by task
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type. All scores are reported as accuracy percentages unless otherwise specified.</p>
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## Quick Start with HuggingFace
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<a href="https://github.com/RobitYadda">
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<img src="https://avatars.githubusercontent.com/u/6811311?v=4" width="100;" alt="RobitYadda"/>
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<br />
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<sub><b>闫梓祯@智能引擎</b></sub>
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<sub><b>zizhenyan</b></sub>
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</a>
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</td>
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</tr>

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