北京发布《人工智能产业白皮书（2025）》，预计核心产值超4500亿元。白皮书详细介绍了2025年中国人工智能大会在京召开情况，以及北京市科委发布的相关规划，聚焦AI技术趋势与创新应用，为开发者提供洞见。
字节跳动发布AI视频编辑器Vidi2，其视频理解能力超越谷歌Gemini3Pro，成为顶尖多模态模型。该工具专为长视频设计，可处理数小时素材，通过简单提示词自动生成脚本、短视频或完整电影，大幅降低视频创作门槛。
字节跳动发布120亿参数视频理解模型Vidi2，能处理数小时原始素材，理解故事脉络，并根据提示生成TikTok短视频或电影片段。其核心突破是精细时空定位（STG）功能，可同时识别视频中的时空细节，有望颠覆视频编辑行业。
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