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什么是VideoGrain: Modulating Space-Time Attention for Multi-Grained Video Editing

VideoGrain is an advanced method designed to enhance video editing by providing fine-grained control over video content. It addresses challenges like semantic misalignment and feature coupling within the diffusion model by using space-time attention mechanisms. This zero-shot approach allows for class-level, instance-level, and part-level video editing with impressive precision.

VideoGrain: Modulating Space-Time Attention for Multi-Grained Video Editing怎么用？

Using VideoGrain involves modulating both cross-attention and self-attention within the diffusion model. In the cross-attention phase, local prompts are paired with their respective regions to improve text-to-region control. For self-attention, VideoGrain amplifies the attention within a region and reduces cross-region interference, allowing for greater feature separation and control over the video output.

VideoGrain: Modulating Space-Time Attention for Multi-Grained Video Editing核心功能

• VideoGrain核心功能：
• 利用空间-时间注意力机制进行多层次视频编辑
• 提升文本到区域的控制，减少跨区域干扰
• 在自注意力中增加区域内的关注，减少跨区域的干扰
• 支持类级、实例级和部分级视频编辑
• 零-shot方法，无需额外训练数据

VideoGrain: Modulating Space-Time Attention for Multi-Grained Video Editing使用案例

• VideoGrain使用案例：
• 将左侧人物从“铁人”替换为“蜘蛛侠”，右侧人物从“蜘蛛侠”替换为“钢铁侠”
• 修改背景为“樱花树”并将人物变为“蜘蛛侠”和“惊奇女士”
• 将“猴子”变为“泰迪熊”和“金毛猎犬”
• 在视频中将人类角色转换为“超人”并添加配件如帽子、眼镜

VideoGrain: Modulating Space-Time Attention for Multi-Grained Video Editing价格

VideoGrain目前提供免费访问与实验版，在未来可能会发布商业版，具体价格信息请参见官方更新。

VideoGrain: Modulating Space-Time Attention for Multi-Grained Video Editing公司名称

VideoGrain由悉尼科技大学的1ReLER实验室与浙江大学的CCAI共同开发。

VideoGrain: Modulating Space-Time Attention for Multi-Grained Video Editing联系方式

目前未提供专用的电子邮件联系方式，更多信息可通过实验室和学院网站联系。

VideoGrain: Modulating Space-Time Attention for Multi-Grained Video Editing社交媒体

社交媒体：Twitter: @knightyxp, Instagram: @knightyxp