Re-randomizing object placement every frame to build a detection dataset. The labels come from the engine, so re-annotation is free, but I'm not sure the variety is worth what it costs.

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Same camera position in all five frames of the first clip. The vehicles, containers and people are re-scattered before every render, and the time of day moves with them. The second clip shows the same frames beside their per-instance identity images: labels are derived from the renderer's instance…

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1. 2026-09-04 09:42 · r/computervision
   Re-randomizing object placement every frame to build a detection dataset. The labels come from the engine, so re-annotation is free, but I'm not sure the variety is worth what it costs.