2024最新版midjourney以图生图进阶教程,mj生成相似图片,v6 圖生圖,以图生图的具体步骤,以图生图参数iw权重讲解,iw怎么用

小鱼儿AI学院
24 Mar 202414:22

TLDRIn Xiaoyuer's AI Academy video, Xiaoyuer teaches viewers how to use the midjourney tool to create images from existing images, ensuring consistency in character design for storytelling or videos. The tutorial covers uploading a reference image, crafting a descriptor using tools like Google Translate or GPT, and entering commands into midjourney to generate images. Xiaoyuer explains the use of parameters like -ar and --v for aspect ratio and version, and highlights the importance of the IW (Image Weight) parameter for maintaining character consistency. The video also discusses the cost of using midjourney and offers advice on finding affordable shared rental options. Xiaoyuer demonstrates the process with a series of examples, showing how adding an IW weight can significantly improve the similarity of the generated images to the original. The video concludes with a reminder to subscribe for more content and a teaser for future tutorials.

Takeaways

  • 🎨 **Using Midjourney for Consistency**: The importance of using 'midjourney' to maintain character consistency in story creation or drawing.
  • 🖼️ **Image Uploading**: The process starts by uploading a reference image to guide the AI in generating similar images.
  • 📝 **Creating a Descriptor**: Crafting a descriptor using tools like Google Translate or GPT to describe the desired image outcome.
  • 📈 **Parameter Usage**: The significance of parameters like `-ar 9:16` and `-v 6` in guiding the image generation process.
  • 🔄 **Retrying Failed Deliveries**: In case of delivery failure, using the retry function to resend the command.
  • 🔗 **Linking to Image Source**: The method of copying and pasting an image link to enhance the similarity in generated images.
  • 💲 **Pricing Plans**: Understanding the different pricing plans available for 'midjourney', including monthly and annual options.
  • 🏠 **Shared Rentals**: The availability of shared rental options for cost-effective access to 'midjourney' services.
  • 🛒 **Choosing the Right Image**: The ability to select the most satisfactory image from the generated options.
  • 🛒 **Continuous Character Creation**: Using the same image and prompt to create a continuous character with slight variations.
  • 📉 **IW Parameter**: The role of the IW (Image Weight) parameter in controlling the similarity of the generated image to the original, with higher values increasing consistency.

Q & A

  • What is the main topic of the video?

    -The main topic of the video is an advanced tutorial on using the midjourney tool to create images from existing images, specifically focusing on the V6 version and the use of the IW parameter for generating consistent character images.

  • What is the first step in using midjourney to create an image?

    -The first step is to upload a reference picture. You can either upload an existing picture or create one yourself to use as a reference for generating a new image.

  • How does one generate an image in midjourney?

    -To generate an image, you enter a descriptor for the image you want to create, then use the command '/image' followed by the descriptor in the midjourney interface. You can also include additional parameters such as the aspect ratio (-ar) and version (-v).

  • What is the purpose of the IW parameter?

    -The IW parameter is used to maintain the consistency of a character when generating images. It allows for a higher similarity between the generated image and the original reference image.

  • What is the range of values for the IW parameter?

    -The IW parameter typically ranges from 0.5 to 22, with higher values resulting in greater consistency and similarity to the original image.

  • How does one modify the prompt for a new image?

    -To modify the prompt, you can change the descriptor to describe a new scene or action for the character. Then, you paste this new descriptor along with the image link and parameters into the midjourney interface to generate the new image.

  • What are some alternative options for using midjourney if the cost is a concern?

    -For those concerned about the cost, there are shared rental options available, which allow multiple users to split the cost of a subscription. There are also cheaper AI services and tools that can be used as alternatives to midjourney.

  • How can one ensure a higher similarity between the generated image and the reference image?

    -To ensure a higher similarity, you can adjust the IW parameter to a higher value and ensure that the prompt descriptor closely matches the desired outcome for the generated image.

  • What does the term 'blur-to-clear transition' refer to in the context of image generation?

    -The term 'blur-to-clear transition' likely refers to a technique where an initially模糊 (blurry) image becomes clearer as more details are added or as the generation process refines the image.

  • How does the shared rental option work for midjourney?

    -The shared rental option allows a group of users to share a single midjourney subscription, which can be more cost-effective for individuals. The cost is divided among the members, and they can access the service using a shared rental link.

  • What is the significance of the aspect ratio (-ar) parameter in image generation?

    -The aspect ratio parameter (-ar) is used to specify the dimensions of the generated image. It determines the proportional relationship between the width and the height of the image, which can be important for ensuring the image fits within desired constraints or looks aesthetically pleasing.

  • How does the video tutorial help novice users who are new to midjourney?

    -The video tutorial provides a step-by-step guide for creating images from existing pictures, which is particularly helpful for novice users. It explains the process of uploading a reference image, crafting a descriptor, and using various parameters to influence the image generation process. Additionally, it offers advice on cost-saving measures and alternative tools for those on a budget.

Outlines

00:00

🎨 Introduction to Picture Creation Using AI

Xiaoyuer's AI Academy introduces a method for creating pictures from existing images to maintain character consistency in drawings and story videos. The process involves using a reference picture and a descriptor to generate a new image with a high degree of similarity. Beginners are advised to start with basic tutorials and can use tools like Google Translate or GPT for descriptors. The script details the steps to upload a picture, enter a descriptor, and use parameters to guide the AI in generating the image. It also mentions the cost of using the AI service and suggests finding affordable shared rental options for those on a budget.

05:02

🛒 Creating a Continuous Character with AI

The video continues with a demonstration of changing the scene for a continuous character, such as a cat shopping in a supermarket, using a prompt word and an image link. It emphasizes the importance of using an image link and adjusting parameters like the aspect ratio and version for better results. The script also discusses the use of an Interpolation Weight (IW) parameter to enhance the similarity of the generated image to the original. It provides examples of different prompt words and their effects on the generated images, highlighting the need for patience and choosing off-peak times for better results.

10:05

🔍 Enhancing Image Similarity with IW Parameter

The final paragraph focuses on enhancing the similarity of generated images to their originals by adjusting the IW parameter. It shows that without the IW parameter, the generated images may not closely resemble the original. However, by adding an IW weight, the consistency and similarity can be significantly improved. The video concludes with a summary of the process for using pictures to generate similar pictures, emphasizing the use of an image link and the importance of the IW weight. It encourages viewers to subscribe for more content and provides additional resources for further learning.

Mindmap

Keywords

💡Midjourney

Midjourney is a term used in the context of the video to refer to a specific AI image generation tool that allows users to create new images based on existing ones. It is central to the video's theme as the tutorial is focused on how to use this tool effectively. For instance, the script mentions 'start learning with zero basic painting' using Midjourney, indicating its role as a creative platform for beginners and experienced users alike.

💡Image Generation

Image generation is the process of creating new images from existing ones or from textual descriptions. It is the main focus of the video, as the tutorial provides steps to generate images using Midjourney. The script illustrates this with examples such as 'a super cute, super fat cat wearing a dress', showing how a textual descriptor can be used to generate a new image.

💡Descriptor

A descriptor in the context of the video is a text string that describes the characteristics or features of an image that the user wants to generate. It is a key component in the image generation process with Midjourney. The script uses the descriptor 'A super cute, super fat cat wearing a dress, and carrying a fashionable bag' to demonstrate how to input this information into the system.

💡Parameters

Parameters are specific settings or values that the user can adjust in the Midjourney tool to influence the outcome of the image generation. They are crucial for fine-tuning the generated images. In the script, parameters such as '-ar 9:16' and '--v 6' are mentioned, which are used to control the aspect ratio and version of the AI model used for generating the image.

💡IW Weight

IW Weight stands for Image Weight and is a parameter used in Midjourney to control the influence of the reference image on the generated image. A higher IW value means the generated image will be more similar to the reference image. The video emphasizes the importance of IW by showing comparisons between images generated with and without adjusting the IW weight, such as 'IW weight of 1.5' and 'IW weight of 2'.

💡Consistency

Consistency in the video refers to the similarity and continuity in the characteristics of generated images, especially when creating a series of images that depict the same subject. It is important for maintaining the recognizability of a character or object across different images. The script discusses how using an IW parameter can increase consistency, as seen when the user enters 'IW 2' to enhance the resemblance of the generated cat to the reference image.

💡Prompt Word

A prompt word or phrase is a textual input that guides the AI in Midjourney to generate an image with specific attributes or in a particular style. It is a fundamental part of creating images that match the user's vision. The video script provides examples like 'The cat is sitting on the ground crying' and 'The cat walked into the supermarket with a bag', which serve as prompts for generating images with those scenarios.

💡Version V6

Version V6 refers to a specific version of the AI model used within the Midjourney tool. Different versions of the model may have varying capabilities or styles in generating images. The video script specifies using V6 when entering parameters, indicating a preference for the output style or quality associated with this version, as in 'Enter a V6 version'.

💡Aspect Ratio

Aspect ratio is the proportional relationship between the width and the height of an image. It is an important parameter when generating images as it determines the shape of the output. The video mentions '9:16' as an aspect ratio, which is commonly used for mobile devices and social media, reflecting the practical considerations in image creation.

💡Shared Rental

Shared rental in the context of the video refers to a cost-saving option where multiple users share access to a Midjourney subscription. This is mentioned as an affordable alternative for individuals who cannot afford a full subscription, allowing them to use the tool by splitting the cost with others. The script describes different pricing plans, including a 'standard 6-person monthly payment of 59', which is an example of a shared rental option.

💡AI Services

AI Services are artificial intelligence tools or platforms that provide various functionalities such as image generation, language translation, or content creation. In the video, AI services like GPT (Generative Pre-trained Transformer) are mentioned, which can assist users by generating descriptors for image creation, showcasing the辅助 role of AI in enhancing creativity and productivity.

Highlights

Xiaoyuer's AI Academy shares a tutorial on creating pictures from pictures using midjourney.

Consistency of character is important in drawing and story videos, which is achieved through picture-based picture creation.

The process begins with uploading a reference picture and creating a descriptor using tools like Google Translate or GPT.

A descriptor example is given: 'A super cute, super fat cat wearing a dress and carrying a fashionable bag is coming to us.'

The command 'slash image' is used in midjourney to generate images from the provided descriptor.

Parameters such as 9:16 aspect ratio and -ar are used to refine the image generation process.

An alternative method involves using a picture link and a new descriptor to generate images.

Midjourney's drawing effect is highly praised, but it requires payment, with monthly plans available.

For beginners, a shared rental option is suggested, which is more cost-effective.

Different tools and AI services are mentioned for creating descriptors and generating images.

The importance of choosing the right prompt words and descriptors for generating consistent character images is emphasized.

The IW (Image Weight) parameter is introduced, which controls the consistency of the generated image with the reference image.

An IW value between 0.5 to 2 is recommended for maintaining a high level of image consistency.

Examples of using the IW parameter are provided, showing the difference in image similarity at various weights.

The tutorial demonstrates how to modify prompt words and use image links to create a continuous character in a series of images.

The effect of using different IW weights on the similarity of generated images is compared.

The tutorial concludes with a summary of the process and encourages viewers to subscribe for more content.