How to make a video that explains the scale of something
Give Vizard Agent the quantity and the everyday thing you are mapping it onto. It works out the arithmetic, draws every diagram programmatically from those numbers rather than generating a picture of a chart, and cuts them against footage with a timed narration script.
What do you type into Vizard Agent?
Give it the scale factor if you have one, and the list of things the video must establish. Vizard Agent computes the positions from the scale rather than approximating them, so a stated ratio produces a diagram you can defend when someone checks it. Say whether you'll record the narration yourself.
Prompt
What does Vizard Agent actually do?
A number nobody can picture isn't information, so the video maps it onto something everyday and stands or falls on whether the arithmetic is right and visible. Vizard Agent computes the model first and draws every panel from those figures, which is why no number on screen is a guess. In the session behind this article it:
- Worked out the scale-model arithmetic (positions, sizes, ratios) before drawing anything, and checked which fonts were installed.
- Rendered the diagram panels from the computed figures, tiled them, read them at full size and re-rendered corrected panels.
- Tested which fonts carried the symbols it needed and fixed the exponent and arrow glyphs, rather than shipping a box where an exponent should be.
- Built a very quiet music bed and measured it before muxing, then sampled frames across the render and replaced two weak shots.
- Timed the script against the visuals, rebuilt the video to those cues and wrote a narration script with cue times, for a cut of about five minutes the student could narrate.
When does this not work well?
A scale video is only as good as the numbers, and the numbers are yours. Vizard Agent computes the model from what you supply and shows its working, but it can't check that your source figure was right, and everything downstream inherits a wrong one. Pick a comparison everyone knows, and keep to about five ideas in five minutes.
Common questions
Why not just generate the diagrams? Because generated charts invent numbers. Vizard Agent draws them programmatically from the computed model.
Can I record my own narration? Yes, and for an assignment you should. Vizard Agent delivers a timestamped script and a quiet music bed.
Can it check my numbers? It can research them, but the source is yours. Vizard Agent computes correctly from whatever figure you give it.