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---
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license: other
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license_name: license
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license_link: LICENSE
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---
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license: other
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license_name: license
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license_link: LICENSE
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pipeline_tag: image-to-image
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tags:
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- Image Super-resolution
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- Diffusion Inversion
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---
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# InvSR Model Card
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This model card focuses on the models associated with the InvSR project, which is available [here](https://github.com/zsyOAOA/InvSR).
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## Model Details
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- **Developed by:** Zongsheng Yue
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- **Model type:** Arbitrary-steps Image Super-resolution via Diffusion Inversion
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- **Model Description:** This is the model used in [Paper](https://arxiv.org/abs/2409.17058).
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- **Resources for more information:** [GitHub Repository](https://github.com/zsyOAOA/InvSR).
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- **Cite as:**
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@article{yue2024invSR,
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author = {Zongsheng Yue, Kang Liao, Chen Change Loy},
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title = {Arbitrary-steps Image Super-resolution via Diffusion Inversion},
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journal = {arxiv},
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year = {2024},
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}
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## Limitations and Bias
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### Limitations
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- InvSR requires a tiled operation for generating a high-resolution image, which would largely increase the inference time.
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- InvSR sometimes cannot keep 100% fidelity due to its generative nature.
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- InvSR sometimes cannot generate perfect details under complex real-world scenarios.
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### Bias
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While our model is based on a pre-trained SD-Turbo model, currently we do not observe obvious bias in generated results.
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## Training
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**Training Data**
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The model developer used the following dataset for training the model:
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- Our model is finetuned on [LSDIR](https://data.vision.ee.ethz.ch/yawli/index.html) + 20K samples from FFHQ datasets.
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**Training Procedure**
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InvSR achieves the goal of image super-resolution via diffusion inversion technique on [SD-Turbo](https://huggingface.co/stabilityai/sd-turbo), detailed training pipelines can be found in our GitHub [repo](https://github.com/zsyOAOA/InvSR).
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We currently provide the following checkpoints:
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- [noise_predictor_sd_turbo_v5.pth](https://huggingface.co/OAOA/InvSR/blob/main/noise_predictor_sd_turbo_v5.pth): Noise estimation network trained for [SD-Turbo](https://huggingface.co/stabilityai/sd-turbo).
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## Evaluation Results
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See [Paper](https://arxiv.org/abs/2409.17058) for details.
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