Jev experiment: Caption positioning Captioning is solved.

@mdlahfir Lahfir · Sep 21, 2026 · case #916612 · listed via Jev Hub

Still from the clip posted with this case; watch it in the original post on X.

Used MediaPipe face boxes, a mouth keypoint, and a Face Mesh check to compute one number per frame, then had Jev decide where each caption should go.

The original post

Jev experiment: Caption positioning Captioning is solved. Deciding where each caption goes is still manual work. MediaPipe gives 1. face boxes, 2. a mouth keypoint, and 3. a Face Mesh check that rejects the back of a head. The deterministic code turns that into one number: how

Engagement when collected

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Numbers are a snapshot taken from X when the case was added to the library (schema v1, collected 2026-09-19); they will not match today.

Where this case fits

Filed under coding & developer tools. In the pattern Jev is built for, the model answers a bounded question per step — and ordinary code acts on the answer, because the answer is already a value rather than a paragraph. Other posts in the same family are on the coding & developer tools page.

🛠️ Coding & developer tools