🎬 video

Tora

Trajectory-guided diffusion transformer for video generation

#video generation
#diffusion converter
#dynamic control
#3D video compression
#Physical world simulation
Tora

Product Details

Tora is a diffusion transformer (DiT)-based video generation model that enables precise control of video content dynamics by integrating textual, visual and trajectory conditions. Tora's design takes full advantage of DiT's scalability, allowing the generation of high-quality video content at different durations, aspect ratios and resolutions. The model excels in motion fidelity and simulation of physical world movement, opening up new possibilities for video content creation.

Main Features

1
轨迹提取器(TE):将任意轨迹编码为具有层次性的时间空间运动补丁。
2
空间-时间扩散变换器:结合3D视频压缩网络,有效保存连续帧之间的运动信息。
3
运动引导融合器(MGF):使用自适应归一化层将多级运动条件无缝注入DiT块中。
4
高运动保真度:精确控制视频内容的动态,生成与物理世界运动相一致的视频。
5
多分辨率支持:能够生成不同分辨率的高质量视频。
6
长时视频生成:支持生成具有延长持续时间的视频内容。
7
可扩展性:与DiT的可扩展性相匹配,适用于不同视频生成需求。
8
物理世界运动模拟:精确模拟现实世界中的运动和动力学。

How to Use

1
步骤1:确定视频内容的轨迹和动态要求。
2
步骤2:使用Tora的轨迹提取器(TE)将轨迹编码为时间空间运动补丁。
3
步骤3:通过空间-时间扩散变换器生成视频的初始草图。
4
步骤4:利用运动引导融合器(MGF)将运动条件注入到DiT块中。
5
步骤5:调整和优化生成的视频,确保运动的准确性和自然性。
6
步骤6:输出最终的视频内容,满足特定的质量和动态需求。

Target Users

Tora的目标受众主要是视频内容创作者、动画师和视觉效果专家,他们需要一个能够精确控制视频动态和运动的技术。Tora提供了一种创新的方式来生成高质量的视频内容,特别适合需要高度定制化动态效果的复杂项目。

Examples

生成具有特定轨迹的自然景观视频,如飘动的玫瑰与雪山背景。

创建具有流畅动态的虚拟场景,例如水下飞翔的海鸥和五彩斑斓的珊瑚礁。

制作具有精确运动控制的商业广告,例如在沙漠中上升的红色氦气球。

Quick Access

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Categories

🎬 video
› AI model
› AI video generation

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