Surveillance Video Understanding Demo
Pipeline design
EDGE (design only, not run in this demo) SERVER (real model inference) Camera video Lightweightedge detector Rolling videobuffer Uncertain orsemantic event? Continue monitoring Select contextwindow ServerVideo VLM Decision,evidence interval,concise explanation Operator review NoYes
Edge side: design only, not run in this demo Server Video VLM: real inference, shown below

Video · ground truth · model output

1 Video

2 Ground truth publisher annotation

3 Model output real inference

Exact prompt and raw annotation

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