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---
license: cc-by-nc-sa-4.0
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data_files:
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tags:
- chemistry
---
# MolParser-7M
[**Demo**](https://ocsr.dp.tech/) | [**Paper**](https://arxiv.org/abs/2411.11098)
This repo provides the training data and evaluation data for MolParser, proposed in paper *“MolParser: End-to-end Visual Recognition of Molecule Structures in the Wild“* (ICCV2025 accept)
MolParser-7M contains nearly 8 million paired image-SMILES data. It should be noted that the caption of image is our extended-SMILES format, which suggested in our paper.
* **MolParser-7M (Pretrain)**: More than 7.7M synthetic training data in `pretrain_synthetic_7M` subset;
* **MolParser-SFT**: Human-labeled real molecule figures for fine-tuning stage in `sft_real` subset. (We are organizing an OCSR competition based on MolParser-7M, so we have reserved part of the MolParser-SFT data for the competition. Stay tuned!)
* **MolParser-Val**: A small validation set carefully selected in-the-wild in `valid` subset. It can be used to quickly valid the model ability during the training process;
* **WildMol Benchmark**: 20k molecule structure images cropped from real patents or paper, `test_simple_10k`(WildMol-10k)subset and `test_markush_10k`(WildMol-10k-M)subset;
## 📜 License
This dataset is provided for **non-commercial use only**.
For commercial use, please contact: [fangxi@dp.tech](mailto:fangxi@dp.tech) or add a discussion in HuggingFace.
## 📖 Citation
If you use this datasets in your work, please cite:
```
@inproceedings{fang2025molparser,
title={Molparser: End-to-end visual recognition of molecule structures in the wild},
author={Fang, Xi and Wang, Jiankun and Cai, Xiaochen and Chen, Shangqian and Yang, Shuwen and Tao, Haoyi and Wang, Nan and Yao, Lin and Zhang, Linfeng and Ke, Guolin},
booktitle={Proceedings of the IEEE/CVF International Conference on Computer Vision},
pages={24528--24538},
year={2025}
}
```