Better AI Hands. How to Install Smea Dyn for Stable Diffusion.

Sebastian Kamph
15 Apr 202412:01

TLDRThe video introduces a new sampler for Stable Fusion, promising improved depictions of hands and limbs. It compares various samplers, highlighting the new Oiler smia smme EA D sampler's potential to reduce structural and limb issues in large images. The sampler is based on Oilers' approach and offers better finger separation and less limb collapse. Installation instructions are provided, and a demonstration shows the sampler's effectiveness in generating images with more accurate hand and limb representations. The video also discusses the sampler's performance in different versions of SD and its computational resource requirements.


  • ๐Ÿค– Introduction of a new sampler for Stable Fusion aimed at improving hand and limb depictions.
  • ๐Ÿ” Comparison of various samplers, including Oilers, Mia, and DPM Plus+ 2 MSD, in handling finger and limb accuracy.
  • ๐Ÿ“ˆ The new samplers, particularly Mia and its variants, show promise in generating images with better finger separation and fewer limb issues.
  • ๐Ÿš€ The Oiler smia smme EA D sampler is based on Oilers' approach, designed to reduce structural and limb collapse in large images.
  • ๐Ÿ“Š The sampler claims to produce superior hand depictions, though not perfect, over existing methods.
  • ๐Ÿ“ฑ Installation instructions for the new sampler are provided, involving the use of an automatic update and extension URL.
  • ๐ŸŒ The sampler's performance is noted to be better in SD 1.5 than in sdlx, with the Oiler di being equivalent to Oiler a.
  • ๐Ÿ’ป The smia die sampler consumes approximately 1.25 times more computational resources than other methods.
  • ๐ŸŽจ A demonstration of generating images with different dimensions and the use of high-risk fix and ad tailor to improve results.
  • ๐Ÿ”„ The importance of seed selection and prompt adjustments in achieving consistent and desired outcomes with the new samplers.
  • ๐Ÿ“ Encouragement for users to share their findings and settings that work flawlessly for them in the comments section.

Q & A

  • What is the main promise of the new sampler for Stable Fusion?

    -The main promise of the new sampler for Stable Fusion is to fix issues with hands and weird limbs in the generated images.

  • How can you tell if the new sampler is effective?

    -The effectiveness of the new sampler can be determined by comparing the hand depictions and limb structures in the generated images with those produced by older samplers.

  • What are some of the different samplers mentioned in the script?

    -Some of the different samplers mentioned include Oiler, Oilers Mia, DPM Plus+ 2 MSD, and DD.

  • How does the new sampler address the structural and limb collapse issues?

    -The new sampler is designed to significantly mediate the structural and limb collapse issues that occur when generating large images, producing superior hand depictions and better limb separation compared to existing methods.

  • What is the performance of the new sampler in SD 1.5 and SDL?

    -The new sampler performs well in SD 1.5, but the effects are not as pronounced in SDL.

  • How can the new sampler be installed?

    -The new sampler can be installed through the automatic update if available, or by manually copying the URL from the link description and installing it from URL in the Stable Fusion extensions tab.

  • What is the computational resource consumption of the smia die sampler compared to the Oiler a?

    -The smia die sampler consumes approximately 1.25 times more computational resources than the Oiler a.

  • How can one compare different samplers in terms of finger separation and limb correctness?

    -One can use the XYZ plot available in the scripts, setting the X Type to sampler and the Y type to seed, to generate a comparison grid of different samplers with varying seeds.

  • What are the general issues with generating non-square images in Stable Fusion?

    -Generating non-square images in Stable Fusion can result in structural and limb issues, such as multiple heads or weirdly formed limbs, especially when not using a hus fix or large height settings.

  • What adjustments can be made to improve the results of the new samplers?

    -Adjustments such as using a high-risk fix, adding ad tailor on the face and hand, and using default negative STS can help improve the results of the new samplers.



๐Ÿค– Introduction to New Sampler for Stable Fusion

The paragraph introduces a new sampler for Stable Fusion, a tool that promises to improve the depiction of hands and limbs in generated images. The speaker discusses various samplers, including Oiler, Mia, and DPM Plus+ 2 MSD, and compares their effectiveness through random seeds. The focus is on the new sampler's claim to reduce structural and limb collapse in large images, and its potential to provide better hand depictions than existing methods. The speaker also explains how to install the new sampler through an extension and its performance in different versions of Stable Fusion.


๐Ÿ” Comparative Analysis of Samplers in Stable Fusion

This paragraph delves into a comparative analysis of different samplers in Stable Fusion, particularly focusing on their ability to generate images without common issues like weird limbs or multiple heads. The speaker discusses the challenges of generating non-square images and shares their attempts to use various samplers with different settings. They also mention the impact of using default negatives and high-risk fixes to improve the results. The paragraph highlights the differences in visual styles and the need to adjust settings for optimal outcomes.


๐Ÿš€ Final Thoughts and Future Prospects

In the final paragraph, the speaker shares their results after applying various fixes and settings to the new samplers. They note that while the new samplers show promise, they did not always produce perfect results. The speaker reflects on the development process and expresses hope for future improvements, particularly the release of DPM versions for the SME die samplers. They invite viewers to share their experiences and findings in the comments and conclude the discussion with a prompt for feedback and a goodbye note.



๐Ÿ’กStable Diffusion

Stable Diffusion refers to a type of generative artificial intelligence model used for creating images from textual descriptions. In the video, it's discussed in the context of evaluating a new sampling method, Smea Dyn, which promises to enhance the quality of generated images, specifically focusing on improving representations of hands and limbs. The video compares this new sampler with others to assess its effectiveness in producing more anatomically accurate images.


In the context of AI and image generation, a sampler is a method or algorithm that helps in the process of generating images from a model like Stable Diffusion. Different samplers can affect the quality and characteristics of the output images. The video compares various samplers such as Euler A, Smea Dyn, and DPM Plus+ 2m, showing different results in image generation, especially focusing on the depiction of hands and limbs.


Euler, referred to in different forms such as Euler A and Euler Smia, is a sampling method used in image generation models. It is designed to generate superior imagery by addressing issues like structural and limb collapse. The video mentions the pronunciation confusion around 'Euler' and discusses its effectiveness compared to other samplers, illustrating the improvements in image quality it provides.

๐Ÿ’กComputational Resources

Computational resources refer to the computing power required to run algorithms or models, including CPU time, memory, and energy consumption. In the video, it is mentioned that the Smea Dyn sampler consumes approximately 1.25 times more computational resources than other methods, which is an important consideration when deciding which sampling method to use for image generation in Stable Diffusion.

๐Ÿ’กSD 1.5 and SDXL

SD 1.5 and SDXL refer to different versions or scales of the Stable Diffusion model, with SDXL likely being a larger or more advanced version. The video discusses how the new sampling method performs across these versions, noting that the effects are more pronounced in SD 1.5 compared to SDXL, suggesting varying efficiency and effectiveness in different model scales.

๐Ÿ’กLimb Collapse

Limb collapse is a term used in the video to describe a common issue in generated images where the limbs of characters appear distorted or unnaturally merged. The new sampler, Smea Dyn, claims to significantly reduce limb collapse, improving the structural integrity of images, particularly when generating larger images.

๐Ÿ’กXYZ Plot

The XYZ Plot is a tool mentioned in the video used for comparing different samplers and seeds in the generation of images. It organizes the output so that different variables such as samplers and seeds can be systematically compared. This aids in visualizing the effectiveness of different sampling methods side by side.

๐Ÿ’กInstallation Process

The installation process discussed in the video involves integrating the new Smea Dyn sampler into the user's existing Stable Diffusion setup. This process includes copying a URL, installing from this URL within the Stable Diffusion interface, and restarting the user interface to apply changes. This shows the practical steps required to upgrade or modify AI tools.

๐Ÿ’กImage Generation

Image generation is the core activity discussed in the video, where the Stable Diffusion model, using various samplers, creates visual content from textual inputs. The effectiveness of different samplers in producing anatomically accurate and aesthetically pleasing images is a primary focus, evaluating how well they handle complex aspects like hands and limbs.


In the context of generative models, a 'seed' refers to the initial set of numbers used to initialize the randomness in the process of image generation. Different seeds can lead to significantly different images even with the same textual description. The video utilizes different seeds to demonstrate how the new Smea Dyn sampler performs under varied conditions.


A new sampler for Stable Fusion aims to fix hands and weird limbs.

The sampler is based on Oilers approach, designed to generate superior imagery.

It significantly mitigates structural and limb collapse when generating large images.

The sampler produces superior hand depictions compared to existing methods.

The sampler is particularly effective for 512x512 resolution images.

It performs well in SD 1.5, with less pronounced effects in SD XL.

The smia die sampler consumes approximately 1.25 times more computational resources.

Installation is straightforward via the automatic 1111 or by manually copying the URL into Stable Fusion's extensions.

The XYZ plot script can be used for detailed comparisons of different samplers.

The sampler can handle non-square aspect ratios, but may require additional fixes for optimal results.

The new samplers show promise in generating images with correct finger counts and fewer limb issues.

The visual style of the new samplers is notably different from previous versions.

The samplers can be combined with default negatives and other fixes for improved results.

The development of the samplers is ongoing, with potential for further refinement and additional versions.

The video encourages viewers to share their findings and settings that work flawlessly for them.