PixArt-alpha

Maintainer: PixArt-alpha

Total Score

74

Last updated 5/28/2024

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PropertyValue
Run this modelRun on HuggingFace
API specView on HuggingFace
Github linkNo Github link provided
Paper linkNo paper link provided

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Model overview

The PixArt-alpha is a diffusion-transformer-based text-to-image generative model developed by the PixArt-alpha team. It can directly generate 1024px images from text prompts within a single sampling process, as described in the PixArt-alpha paper on arXiv. The model is similar to other text-to-image models like PixArt-XL-2-1024-MS, PixArt-Sigma, pixart-xl-2, and pixart-lcm-xl-2, all of which are based on the PixArt-alpha architecture.

Model inputs and outputs

Inputs

  • Text prompts: The model takes in natural language text prompts as input, which it then uses to generate corresponding images.

Outputs

  • 1024px images: The model outputs high-resolution 1024px images that are generated based on the input text prompts.

Capabilities

The PixArt-alpha model is capable of generating a wide variety of photorealistic images from text prompts, with performance comparable or even better than existing state-of-the-art models according to user preference evaluations. It is particularly efficient, with a significantly lower training cost and environmental impact compared to larger models like RAPHAEL.

What can I use it for?

The PixArt-alpha model is intended for research purposes only, and can be used for tasks such as generation of artworks, use in educational or creative tools, research on generative models, and understanding the limitations and biases of such models. While the model has impressive capabilities, it is not suitable for generating factual or true representations of people or events, as it was not trained for this purpose.

Things to try

One key highlight of the PixArt-alpha model is its training efficiency, which is significantly better than larger models. Researchers and developers can explore ways to further improve the model's performance and efficiency, potentially by incorporating advancements like the SA-Solver diffusion sampler mentioned in the model description.



This summary was produced with help from an AI and may contain inaccuracies - check out the links to read the original source documents!

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