Unverified50% confidenceFactExact time
In the A/B testing case demonstrated by YouTube, the two versions of the video were 17 minutes and 19 minutes long respectively.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/3/2026
First Seen
Valid until: 1/1/2027
Sources
Related Entities
Related Claims
UnverifiedAfter setting the VRAM headroom, the standard deviation of per-segment video generation time dropped from 1.62 to 0.11, and the worst-case outliers fell from 21–25 seconds to 15.73 seconds.74% similarUnverifiedThe algorithms of short-video platforms such as YouTube Shorts, TikTok, and Instagram Reels generally favor content between 15 and 60 seconds, with completion rate being one of the core ranking metrics.72% similarUnverified2分钟以内的内容在短视频平台上的平均完播率比3分钟以上的内容高出约40%70% similar
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