2024年AI到底从何学起?AI绘图、AI大语言模型、AI生成视频、AI生成语音各个赛道下都有哪些值得学习的项目 midjourney、SDwebUI、comfyUI、DALL-E3各有什么优势?

氪學家
6 Mar 202426:39

TLDRThe video script discusses the recent surge in AI technology, particularly focusing on AI-generated content creation. It highlights the impact of AI in various fields such as image generation with tools like MJ, SD, and DALL-E, and language models like ChatGPT and Gemini. The script also touches on AI-generated videos and voice synthesis, emphasizing the rapid advancements and the potential of these technologies. However, it warns viewers about the current limitations and the need for discernment when encountering claims about AI capabilities, especially regarding the much-anticipated Sora video generation tool.

Takeaways

  • 🚀 The AI field has been a hot topic with intense competition, and the release of Sora has marked a significant moment in human history.
  • 📈 The demand for AI learning has surged, leading to a market for AI education with various teachers offering courses.
  • 🎨 AI image generation tools are popular with three main players being MJ, SD (Stable Diffusion), and DALL-E, each with their advantages and limitations.
  • 🖌️ MJ is user-friendly and produces high-quality images but with less control over details, and it is a paid service.
  • 🛠️ SD offers greater control over image generation with a variety of parameters and plugins, but it has a steeper learning curve.
  • 🖼️ DALL-E3 excels at understanding complex text descriptions and generating detailed images, especially of hands, teeth, and multiple characters.
  • 💬 Large language models like ChatGPT and Gemini provide multimodal capabilities, understanding and generating text, and even creating images with integrated models like DALL-E3.
  • 📹 AI video generation is still in its early stages with existing tools producing lower quality compared to AI image generation.
  • 🗣️ AI in voice generation has made significant strides, offering text-to-speech and voice translation with impressive results in lip-syncing.
  • 🌐 The rapid development in AI means that the tools and technologies discussed in the video may quickly become outdated, emphasizing the need for continuous learning and adaptation.
  • 📚 For beginners in AI, it's recommended to start with simpler tools like Fooocus for image generation before moving on to more complex options like WebUI and ComfyUI.

Q & A

  • What is the significance of the release of Sora in the AI community?

    -The release of Sora is considered a significant moment in human history as it represents a leap forward in AI technology, particularly in the field of AI-generated content. It has sparked interest among those previously unfamiliar with AI, leading to a surge in demand for AI learning and applications.

  • What are the main features of the AI art generation tool MJ?

    -MJ is known for its simplicity of use and the quality of the images it generates. It operates within the Discord chat platform, allowing users to input text prompts and generate images. While it offers parameters for controlling the general direction of the generated images, it does not provide detailed control over specific elements.

  • How does the WebUI version of Stable Diffusion (SD) differ from MJ in terms of user control?

    -WebUI offers significantly greater control over the generated images compared to MJ. This is due to the ability to adjust parameters directly within the interface, the availability of numerous plugins such as controlnet for precise control, and an open model ecosystem that allows users to choose from various models tailored to different styles.

  • What are the advantages and disadvantages of using合租账号 for AI art generation tools like MJ?

    -The advantage of using a shared account is the lower cost, as multiple users split the subscription fee. However, the downside is that the account's concurrency is limited, which can lead to longer waiting times when generating images. Additionally, the quality and speed of service are directly proportional to the price paid.

  • What is the role of controlnet in the context of WebUI?

    -Controlnet is a plugin for WebUI that allows users to exert more precise control over the generated images. It is one of the tools that contribute to the high level of controllability in WebUI, making it suitable for scenarios where specific image requirements need to be met, such as电商换装 or室内设计海报制作.

  • How does Fooocus differ from other AI art generation tools in terms of ease of use and accessibility?

    -Fooocus combines the advantages of both MJ and WebUI. It allows users to generate high-quality images with simple text prompts like MJ, and offers some degree of control over the images similar to WebUI. It is free to use, has a user-friendly interface, and can run on systems with as little as 4GB of GPU memory, making it more accessible to newcomers.

  • What are the main challenges faced by current AI-generated video technologies?

    -The main challenges in AI-generated video technologies include ensuring the连贯性 (coherence) and统一性 (consistency) of the frames, as well as matching the style and quality of human-made videos. Current AI-generated videos often exhibit noticeable抖动 (jitteriness) and can be easily identified as AI-made, which limits their use in commercial applications.

  • What is the significance of the OpenAI's Sora in the context of AI-generated videos?

    -OpenAI's Sora represents a breakthrough in AI-generated video technology. Its demonstration videos showcase a level of naturalness and fluidity that far surpasses any previous AI-generated video solutions. However, it has not been officially released yet, and any claims of using Sora before its official launch are fraudulent.

  • How does the AI text-to-speech technology differ from traditional text-to-speech tools?

    -Modern AI text-to-speech technology has advanced to the point where it can mimic human voices with remarkable accuracy, including tone, accent, and emotional expression. This is a significant improvement over traditional text-to-speech tools, which often produced voices with a noticeable mechanical quality.

  • What are some of the notable AI text-to-speech and voice cloning products available?

    -Notable AI text-to-speech and voice cloning products include 11Labs, which excels in both text-to-speech and voice translation, and heygen, which combines lip-syncing technology with voice translation. There is also GPT-SOVITS, an open-source tool developed by Chinese developers that can clone voices from short audio samples and performs well in Chinese text-to-speech.

  • What is the current state of AI-generated video quality compared to human-made videos?

    -As of the current state, AI-generated videos still lag behind human-made videos in terms of quality. AI-generated videos often exhibit noticeable artifacts such as jitteriness and can be easily distinguished from human-made content. The technology is improving rapidly, but it has not yet reached a level suitable for high-quality commercial applications.

Outlines

00:00

🚀 AI's Impact and the Controversy Surrounding Dr. Li's Course

The video begins with a discussion on the recent controversy of Dr. Li's AI course being taken down. It highlights the growing interest in AI following the release of Sora, emphasizing AI's significance and competitive landscape. The video avoids taking a stance on the controversy, focusing instead on the broader implications of AI's rapid progress and its increasing accessibility to the public. It critiques the profit-driven AI education market and suggests a more systematic approach to learning AI for beginners.

05:01

🎨 Overview of AI Image Generation Tools

The second paragraph delves into the specifics of AI image generation, discussing the three main players: MJ, SD (Stable Diffusion), and DALL-E. It provides an analysis of each tool's strengths and weaknesses, such as MJ's simplicity and beautiful outputs, SD's high controllability and rich plugin ecosystem, and DALL-E's powerful text understanding. The paragraph also touches on the learning curve, commercial viability, and the technical aspects of using these tools, including the need for specific hardware and the challenges of deployment.

10:02

🖌️ Advanced AI Image Generation Techniques and Platforms

This section continues the discussion on AI image generation, focusing on advanced tools like Fooocus, ComfyUI, and Photoshop's Firefly. Fooocus is praised for its combination of simplicity and control, making it suitable for beginners. ComfyUI is described as a more professional tool with a steeper learning curve, offering node-based workflows and faster image generation. Firefly is introduced as an AI feature integrated into Photoshop, accessible to users regardless of their computer's specifications, and is particularly useful for photo editing tasks.

15:02

📈 Comparison of AI Image Generation Platforms

The paragraph provides a comparative analysis of the AI image generation platforms discussed earlier, including MJ, SD, and DALL-E. It addresses the cost implications, copyright considerations, and the suitability of each platform for different users. The video creator's personal learning path and recommendations for beginners are also shared, advocating for a progressive approach to learning these tools.

20:03

💬 Introduction to Large Language Models and Multimodal AI

The video shifts focus to large language models (LLMs) and multimodal AI, explaining their capabilities and potential applications. It introduces ChatGPT and Gemini as prominent examples, discussing their versions, pricing, and accessibility. The paragraph also touches on the evolving landscape of AI, with new models like Claude 3 being anticipated to potentially surpass GPT4's performance.

25:03

🎥 AI Video Generation and Its Current Limitations

The discussion moves to AI video generation, highlighting the technical challenges and the current state of the technology. It mentions Sora's anticipated release and warns against fraudulent claims of its availability. The video also covers other AI video generation models like SVD and AnimateDiff, and commercial offerings from Runway, Pika, Domo AI, and Pixverse. It concludes by advising viewers to manage their expectations regarding the quality of AI-generated videos for commercial use.

🗣️ AI in Voice Generation and Translation

The final paragraph focuses on AI's applications in voice generation and translation. It outlines the advancements in text-to-speech technology and the ability to clone voices from short audio samples. The video also explores the potential of voice translation, where the output can match the original voice's timbre and accent. Notable products in this field, such as 11labs, Heygen, GPT-SOVITS, Wav2Lip, and Video-ReTalking, are introduced, each with its strengths and limitations in handling different languages and tasks.

📚 Summary and Guidance for AI Learners

The video concludes with a summary of the key points discussed across the AI subfields: image generation, large language models, video generation, and voice generation. It emphasizes the rapid evolution of AI technologies and the challenges faced by newcomers in navigating the field. The creator offers their channel as a resource for tutorials and advice, encourages viewers to engage in the comments section for questions, and expresses a hope for collective progress in learning and applying AI technologies.

Mindmap

Keywords

💡AI绘图

AI绘图指的是使用人工智能技术来自动生成图像的过程。在视频中,AI绘图被描述为一个热门的赛道,其中提到了多个AI绘图工具,如MJ、SD和DALL-E,它们能够根据用户的文本提示生成图像。这些工具在操作简单性、出图质量、可控性等方面各有优势和不足。

💡Sora

Sora是OpenAI发布的一款AI生成视频的工具,它能够根据文本提示生成自然流畅的视频内容。视频中提到Sora的发布是一个可以写进人类历史的时刻,因为它在AI生成视频领域取得了显著的进步,但目前尚未正式上线,市面上声称可以使用Sora的服务都是不真实的。

💡大语言模型

大语言模型是指能够理解和生成自然语言文本的人工智能模型。这类模型可以用于多种应用,如文本摘要、问答、翻译等。视频中提到的ChatGPT和Gemini都是大语言模型的例子,它们能够处理用户的输入并提供有用的输出。

💡多模态

多模态是指能够处理和理解多种类型输入(如文本、图像、声音等)的人工智能模型。在视频中,多模态被用来描述像ChatGPT4这样的模型,它不仅可以处理文本,还能识别图片和进行语音交互。

💡AI生成视频

AI生成视频是指使用人工智能技术根据文本或图像输入自动创建视频内容的过程。视频中提到,尽管AI生成视频技术上具有很大的潜力,但目前市场上的产品与Sora相比,质量上还有较大差距。

💡AI语音生成

AI语音生成是指利用人工智能技术来合成语音,它可以用于文本转语音或语音翻译等应用。视频中提到了11labs和heygen等产品,它们能够根据文本生成语音,甚至模仿特定人物的声音和口音。

💡MJ

MJ是一款基于Discord聊天软件使用的AI绘图工具,它以操作简单和出图精美而著称。用户可以通过输入文本提示来生成图像,并通过参数对生成的图像进行一定程度的控制。

💡SD (Stable Diffusion)

SD,即Stable Diffusion,是一种基于扩散模型的AI绘图方法。SDWebUI版支持文生图和图生图的操作,用户可以通过调整参数和使用插件来控制生成图像的风格和细节。

💡DALL-E

DALL-E是由OpenAI开发的AI绘图工具,它以其对文本的强大理解能力而闻名。DALL-E能够根据用户的文本描述生成相应的图像,尤其是在处理复杂信息和多人物场景时表现出色。

💡ChatGPT

ChatGPT是OpenAI开发的一款大语言模型,它能够理解和生成自然语言文本,提供对话式的交互体验。ChatGPT有免费版本(GPT 3.5)和付费版本(GPT 4),后者提供了更高级的功能和更好的性能。

💡Gemini

Gemini是谷歌公司旗下的AI产品,也是一个支持多模态的大语言模型。Gemini有多个版本,包括轻量级的Gemini Nano、网页端免费的Gemini Pro以及需要付费的最强版本Gemini Ultra。

Highlights

AI technology has become a hotly contested field with rapid advancements.

The release of Sora has marked a significant moment in human history, sparking interest in AI learning.

The demand for AI learning has led to a market for educators, despite controversies over course quality.

MJ, SD, and DALL-E are the three mainstream AI drawing tools, each with their own strengths and weaknesses.

MJ is popular for its simplicity and beautiful image output, but lacks detailed control.

SD, or stable diffusion, offers greater control over image generation with adjustable parameters and plugins.

Fooocus combines the simplicity of MJ with the control of SD, making it a good choice for beginners.

ComfyUI, with its node-based interface, is a professional tool for those with AI drawing experience.

Adobe Photoshop's Firefly AI is integrated within Photoshop, offering assistance in image processing tasks.

DALL-E3, developed by OpenAI, excels at understanding complex text descriptions for image generation.

ChatGPT and Gemini are leading multimodal large language models capable of text interaction and understanding images.

Sora's AI video generation has caused a stir in the industry with its natural and smooth video output.

SVD and AnimateDiff are open-source video generation models that can be deployed for free with the right hardware.

Commercial AI video generation services like Runway, Pika, Domo AI, and pixverse are available but with varying quality.

11Labs and heygen offer advanced text-to-speech and voice translation services with realistic voice cloning.

GPT-SOVITS is an open-source tool that can clone voices from short audio samples and excels in Chinese text-to-speech.

The AI industry is evolving rapidly, with constant new releases and improvements that outdate previous knowledge.

The video creator emphasizes the importance of staying updated with AI advancements through their Twitter for the latest information.

The video aims to provide a clear guide for newcomers in the AI field amidst the complex landscape of available resources.