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license: cc-by-4.0
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---
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license: cc-by-4.0
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library_name: YingLong
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tags:
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- time-series
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- forecasting
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- foundation-models
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- pretrained-models
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- time-series-foundation-models
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- large-time-series-models
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---
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# YingLong
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YingLong model is introduced in this [paper](xxxxxxxx) (coming soon). This version is pre-trained on **78B** time points. More details can be found at our [github](https://github.com/wxie9/YingLong/).
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## Quickstart
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```bash
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pip install xformers transformers
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pip install flash-attn --no-build-isolation
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git clone https://github.com/Dao-AILab/flash-attention && cd flash-attention
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cd csrc/rotary && pip install .
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cd ../layer_norm && pip install .
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```
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The flash attention is not required. If you use V100 or other GPU doesn't support flash attention, just change the FlashAttention2Available = RequirementCache("flash-attn>=2.0.0.post1") to
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FlashAttention2Available = False in the model.py file. It should be able to run.
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```python
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import torch
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from transformers import AutoModelForCausalLM
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# load pretrain model
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model = AutoModelForCausalLM.from_pretrained('qcw2333/YingLong_110m', trust_remote_code=True,torch_dtype=torch.bfloat16).cuda()
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# prepare input
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batch_size, lookback_length = 1, 2880
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seqs = torch.randn(batch_size, lookback_length).bfloat16().cuda()
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# generate forecast
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prediction_length = 96
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output = model.generate(seqs, future_token=prediction_length)
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print(output.shape)
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```
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A notebook example is also provided [here](https://github.com/wxie9/YingLong/blob/main/quickstart_zero_shot.ipynb). The sample codes for long-term forecasting tasks and gift-eval tasks are provided at [link](https://github.com/wxie9/YingLong/tree/main).
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<!-- ## Specification -->
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## Citation
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Coming soon...
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<!-- ```
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@inproceedings{liutimer,
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title={Timer: Generative Pre-trained Transformers Are Large Time Series Models},
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author={Liu, Yong and Zhang, Haoran and Li, Chenyu and Huang, Xiangdong and Wang, Jianmin and Long, Mingsheng},
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booktitle={Forty-first International Conference on Machine Learning}
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}
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@article{liu2024timer,
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title={Timer-XL: Long-Context Transformers for Unified Time Series Forecasting},
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author={Liu, Yong and Qin, Guo and Huang, Xiangdong and Wang, Jianmin and Long, Mingsheng},
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journal={arXiv preprint arXiv:2410.04803},
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year={2024}
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}
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``` -->
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## Contact
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If you have any questions or want to use the code, feel free to contact:
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Xue Wang (xue.w@alibaba-inc.com)
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Tian Zhou (an.zt@alibaba-inc.com)
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## License
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This model is licensed under the cc-by-4.0 License.
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