官网:https://openai.com/sora 技术报告:https://openai.com/research/video-generation-models-as-world-simulators TL;DR 2024 OpenAI 的视频生成工作 Sora。探索在视频数据上进行大规模生成模型的训练。具体来说,作者团队在多种持续时间(duration)、分辨率 (resolution) 和长宽比 (aspect ratio) 的视频和图像上训...
https://openai.com/research/video-generation-models-as-world-simulators Sora的网页:https://openai.com/sora 1 摘要 本研究通过在视频和图像数据上联合训练文本条件的扩散模型,探索了大规模训练生成模型的方法。研究使用了一种操作 空间时间patch (基于视频和图像潜在的编码)的变换器架构。最大的模型Sora能够生成...
2.3、视频生成 2.3.1、将Transformer扩展到视频生成:Diffusion Transformers Scaling transformers for video generation Sora是一种基于扩散模型的生成模型,它的工作原理是接收输入的含有噪声的补丁(例如图像的局部区域)以及一些条件信息(比如文本提示),然后通过训练来预测原始的“干净”补丁,即去除了噪声的补丁。这种模型的...
VGM之Sora:OpenAI重磅发布一款“炸天”的视频生成模型—《Video generation models as world simulators视频生成模型作为世界模拟器》翻译与解读 《Video generation models as world simulators视频生成模型作为世界模拟器》翻译与解读 地址 文章地址:Video generation models as world simulators 时间 2024年2月15日 作者 ...
尽管存在局限,如模拟物理互动的准确性,Sora的成功展示了通过扩大视频模型规模发展高能力模拟器的前景。官网地址:https://openai.com/research/video-generation-models-as-world-simulators We explore large-scale training of generative models on video data. Specifically, we train text-conditional diffusion models ...
Ho, Jonathan, et al. "Imagen video: High definition video generation with diffusion models."arXiv preprint arXiv:2210.02303(2022). 11 Blattmann, Andreas, et al. "Align your latents: High-resolution video synthesis with latent diffusion models." Proceedings of the IEEE/CVF Conference on Comput...
原文链接网页链接{Video generation models as world simulators (openai.com)} 视频生成模型作为世界模拟器 我们探索了在视频数据上大规模训练生成模型。具体来说,我们在可变持续时间、分辨率和纵横比的视频和图像上联合训练文本条件扩散模型。我们利用一种 transformer 架构,该架构在视频和图像潜在代码的时空补丁上运行。
Video generation models as world simulators 视频生成模型作为世界模拟器 We explore large-scale training of generative models on video data. Specifically, we train text-conditional diffusion models jointly on videos and images of variable durations, resolutions and aspect ratios. We leverage a transformer...
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Sora serves as a foundation for models thatcan understand and simulate the real world,a capability we believe will be an important milestone for achieving AGI. Technical Report --Video generation models as world simulators We explore large-scale training of generative models on video data. Specifica...