Stable Diffusionで高品質な美少女ができるプロンプト呪文集をまとめて紹介

AIジェネ【AIイラスト生成の情報発信】
2 Sept 202313:15

TLDRこのビデオでは、高品質の美少女画像を生成するためのプロンプトとネガティブプロンプトの呪文を紹介しています。初心者は「スタブリ・ディファュージョン」から始められるが、高品質の画像を生成するにはどのような呪文を入力すればよいか分からないという問題があります。ビデオでは、全体の品質を向上させるための「masterpiece」や「best quality」、「ultra quality」などの呪文を紹介し、詳細に「detailed」や「ultra detailed」、「extremely detailed」などの呪文を使った比較を行っています。また、手首や指の崩れを修正するため、特定の部分を指定する呪文をネガティブプロンプトに追加する方法も提案されています。さらに、「EasyNegative」という呪文をネガティブプロンプトに追加することで、画像の品質を大幅に向上させることができるとされています。最後に、高品質の画像を生成するためのおすすめの呪文を提示し、試してみることをお勧めしています。

Takeaways

  • 📝 Beginners can start with stable diffusion but need the right prompts to generate high-quality images.
  • 🧙 Use the 'masterpiece' spell to greatly improve the overall style, hair, and eyes for high-quality images.
  • 🔍 Experiment with different prompts, such as 'best quality' and 'ultra quality', to find the best combination for your desired output.
  • 🎨 The 'detailed' and 'ultra detailed' spells enhance the quality of details in the image, especially when combined with 'masterpiece'.
  • 👀 'High resolution' and 'ultra high resolution' spells improve the clarity and liveliness of the eyes in the generated images.
  • 🖥 The 'playstation5' and 'unreal engine 5' spells can produce high-quality images, though they may introduce specific stylistic elements.
  • 🌟 For a more realistic, live-action look, use the 'photo realistic' spell to change the painting style to a more realistic one.
  • 🚫 Be cautious not to overuse spells, as it can lead to a decrease in image quality; a maximum of 3 quality-affecting spells is recommended.
  • 🧹 Use 'EasyNegative' in the negative prompt to automatically improve the overall quality of the generated image.
  • 🔄 Changing the 'sampling method' to one ending with 'karras' can also enhance the quality of the generated images.
  • 🖼 Increase the image size to 1024 or more and use 'hires.fix' to prevent common issues like blurry images or distorted eyes.

Q & A

  • What is the recommended starting point for beginners who want to create high-quality images using stable diffusion?

    -Beginners can start with the 'any lora' model and enter the prompt 'girl, upper body' to generate high-quality images.

  • What is the significance of the 'masterpiece' spell in generating high-quality images?

    -The 'masterpiece' spell is a must-have as it greatly improves the quality of the overall style, hair, eyes, and other elements, making it easier to generate high-quality images.

  • How does the 'best quality' spell compare to the 'masterpiece' spell in terms of image quality?

    -The 'best quality' spell is considered to be of lower quality than 'masterpiece', but when combined with it, the quality increases more easily than with 'masterpiece' alone.

  • What is the effect of using the 'detailed' spell in conjunction with the 'masterpiece' spell?

    -The 'detailed' spell, when combined with the 'masterpiece' spell, greatly increases the quality of the image, particularly enhancing the details of the clothes.

  • What is the recommended approach when generating images with the '4k' and '8k' spells?

    -The '8k' spell tends to be higher quality than the '4k' spell, and both are better when combined with the 'masterpiece' spell.

  • How does the 'unreal engine 5' spell affect the quality and style of the generated images?

    -The 'unreal engine 5' spell generates images with surprisingly high quality, often resembling 3D game characters, and is best used in combination with the 'illustration' spell.

  • What are the recommended spells to include in the prompt for generating high-quality images?

    -It is recommended to include 'masterpiece, best quality, detailed' in the prompt for generating high-quality images.

  • What is the role of the 'EasyNegative' spell in the negative prompt?

    -The 'EasyNegative' spell in the negative prompt can significantly improve the overall quality of the generated image, especially when creating anime-style characters.

  • How can the 'vae' tool be used to enhance the quality of generated images?

    -The 'vae' tool can be used to brighten the whole image and correct the highlights of the eyes and other parts, thus improving the overall quality.

  • What is the recommended 'sampling method' for generating high-quality images?

    -For beginners, it is recommended to use a sampler with 'karras' at the end of its name, as it helps generate high-quality images.

  • How can adjusting the image size setting affect the quality of the generated images?

    -Increasing the size of one side to 1024 or more and using 'hires.fix' can dramatically improve the quality, making it less likely for the eyes to collapse, even with the same prompt content.

  • What is the importance of referring to the prompt content from the Civitai site that distributes the model?

    -Referring to the prompt content from the Civitai site provides a reference on how to generate quality images and can save time by giving insights on what spell to enter for high-quality image generation.

Outlines

00:00

🎨 Generating High-Quality Images with Prompt Spells

The first paragraph introduces the challenge of creating high-quality images of beautiful girls using stable diffusion, particularly for beginners. It emphasizes the importance of using the right prompts and negative prompts to achieve the desired quality. The video recommends starting with the 'girl, upper body' prompt and then adding various spells. It highlights the 'masterpiece' spell for enhancing overall quality and suggests combining it with other spells like 'best quality' and 'ultra quality' for even better results. The paragraph also discusses the effectiveness of 'detailed' and 'ultra detailed' spells for improving the quality of specific elements like clothing and hair. It advises against using too many spells at once to avoid a decrease in quality and suggests using corrective spells for specific parts that may not render well.

05:01

📸 Enhancing Image Quality with Specific Spells and Techniques

The second paragraph delves into additional spells that can be used to generate high-quality images, such as 'unreal engine 5' for a 3D game character look and 'photo realistic' for a more live-action appearance. It recommends combining certain spells for optimal results and suggests using 'detailed' or 'ultra detailed' spells within the prompt for higher quality. The paragraph also addresses common issues like broken eyes or elongated body parts and suggests using corrective spells in the negative prompt to fix these issues. It introduces 'EasyNegative' as a highly recommended spell to improve overall image quality significantly. The use of 'vae' is mentioned as a method to brighten the image and correct highlights, and changing the sampling method to 'karras' is suggested for better image quality.

10:05

🖼️ Final Tips for Achieving High-Quality Image Generation

The third paragraph provides a summary of the key points discussed in the video and offers final tips for generating high-quality images. It suggests adding a maximum of three spells to the prompt to avoid quality deterioration and recommends using 'masterpiece, best quality, detailed' for a good starting point. For the negative prompt, it advises including spells to omit low-quality items. The paragraph also emphasizes the importance of image size settings and recommends using a larger size with 'hires.fix' for better quality, despite the longer generation time. It encourages users to refer to the prompt content from the Civitai site for guidance on generating quality images and to experiment with different spells to find the most effective combination for their desired outcome.

Mindmap

Keywords

💡Stable Diffusion

Stable Diffusion is a term referring to a type of machine learning model used for generating images from textual descriptions. In the context of the video, it is the primary tool discussed for creating high-quality images of beautiful girls. The video provides guidance on how to use this technology effectively.

💡Prompt

A prompt in the context of image generation with AI like Stable Diffusion is the textual input that guides the model to create a specific image. The video emphasizes the importance of using the right prompts to achieve the desired image quality and style.

💡Masterpiece

In the video, 'Masterpiece' is a spell or prompt enhancement used to improve the overall quality of the generated image, making it more detailed and visually appealing. It is mentioned as a must-have spell for generating high-quality images.

💡High Resolution

High Resolution refers to the clarity and detail of an image. The video discusses the use of 'high resolution' spells to enhance the sharpness and detail of the generated images, particularly in the eyes, making them appear more lively.

💡Photo Realistic

Photo Realistic is a term used to describe images that closely resemble real-life photographs. The video suggests using the 'photo realistic' spell for those who aim to create images of beautiful girls that have a more live-action, non-anime style appearance.

💡Negative Prompt

A negative prompt is a directive used in AI image generation to exclude certain elements or qualities from the generated image. The video explains how to use negative prompts to correct issues such as 'bad hands' or 'missing fingers' to improve the final image.

💡EasyNegative

EasyNegative is a specific spell or tool mentioned in the video that, when used in the negative prompt, can significantly improve the quality of the generated image by automatically excluding common issues and imperfections.

💡Unreal Engine

Unreal Engine is a game development platform known for its high-quality graphics capabilities. In the context of the video, using 'Unreal Engine 5' as a spell can help generate images that resemble 3D game characters with surprisingly high quality.

💡VAE

VAE, or Variational Autoencoder, is a type of neural network architecture used in the video to enhance the quality of generated images by brightening the overall image and correcting the highlights in areas like the eyes.

💡Sampling Method

The Sampling Method refers to the algorithm used to generate the final image from the AI model's output. The video suggests that changing the default sampling method, such as using a sampler ending with 'karras', can lead to higher quality images.

💡Image Size

Image Size determines the dimensions of the generated image. The video explains that setting a larger image size, such as 1024 pixels or more on one side, can dramatically improve the quality, especially when using 'hires.fix'.

💡Civitai

Civitai is a platform mentioned in the video where users can download models like 'any lora' and find prompts to generate high-quality images. It is recommended as a resource for understanding how to create better images with specific spells.

Highlights

Beginners can start with stable diffusion, but it's important to know the right prompts to generate high quality images.

The model 'any lora' from the Civitai site is used in the video for demonstrations.

Entering 'girl, upper body' as the base prompt is suggested before adding additional spells.

The quality of generated images can vary; it's recommended to try the same prompt multiple times.

The 'masterpiece' spell is a well-known prompt to enhance the overall style and quality of the image.

Combining 'master piece' with 'best quality' can further improve image quality.

The 'detailed' spell, when combined with 'master piece', significantly increases image quality, especially in clothing details.

The 'all detailed' spell alters clothing details compared to using 'master piece' alone.

The 'ultra detailed' spell offers quality similar to 'detailed', providing options for personal preference.

The 'extremely detailed' spell generates more flashy clothing compared to 'ultra detailed'.

'extremely detailed cg unity 8k wallpaper' provides less detail but an overall good look, recommended for some users.

The 'intricate details' spell is ideal for creating illustrations with realistic hair.

Using the 'high resolution' spell can bring out highlights in the eyes, enhancing liveliness.

The '4k' and '8k' spells are useful for image quality, with '8k' tending to produce higher quality.

The 'playstation5' spell generates high quality images, especially when combined with 'master piece'.

Entering 'unreal engine 5' in the prompt can produce surprisingly high quality, 3D game character-like images.

The 'photo realistic' spell is recommended for those aiming for a live action look over an anime style.

Adding 'detailed' or 'ultra detailed' to the 'master piece' spell in the prompt improves quality in anylora models.

Using corrective spells in the negative prompt can fix issues like broken hands or other body part deformities.

The 'EasyNegative' spell can significantly improve overall image quality when used in the negative prompt.

Using VAE can brighten the image and correct highlights, further enhancing quality.

Changing the sampling method to one ending with 'karras' can help generate higher quality images.

Increasing the image size to 1024 or more and using 'hires.fix' can dramatically improve image quality.

Referencing the prompt content from the Civitai site can provide guidance on generating high quality images.

In summary, using a combination of 'master piece', 'best quality', and 'detailed' spells in the prompt is recommended for high quality images.

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