Help Center / Direct Answer
What is the difference between tennis video replay and Performance Form?
Ordinary replay is useful, but it is still tied to the original recording view. Performance Form is SpatialForm's 3D review layer for tennis movement. It helps players and coaches review how the body moved in space rather than only rewatching what the camera saw.
Short Answer
Tennis video replay shows what the camera saw. Performance Form helps players and coaches review how the body moved in 3D space. SpatialForm turns Tennis Phone Sports Video into a 3D Performance Form that can be observed from multiple angles, so tennis movement is no longer limited to the original recording angle.
Why replay is limited
Replay lets a player slow down a serve, pause a forehand, and rewatch a training repetition. That is useful, but it is still tied to the original recording angle.
If the phone was placed behind the baseline, the player reviews the movement from behind the baseline. If the phone was placed on the side, the player reviews the movement from the side.
Replay shows the camera angle. Performance Form creates a 3D movement review layer.
What Performance Form adds
Performance Form is SpatialForm's core user-facing review layer. It is designed to help tennis movement become more readable, more reviewable, and more useful to the athlete.
Instead of only asking "what did the camera see?", Performance Form helps ask "how did the body move in space?"
The original video remains the source evidence. Performance Form adds a 3D spatial review layer that can be inspected from multiple angles.
How this helps coaching
A player may watch a forehand replay and feel that the swing looks rushed. Replay alone may not make it clear whether the issue comes from preparation, spacing, contact timing, rotation, recovery, or body organization.
Performance Form does not replace coaching judgment. It gives the coach and player a more structured review layer for discussing what happened.
FAQ
Is Performance Form the same as slow-motion replay?
No. Slow-motion replay still shows the original camera view. Performance Form is a 3D movement review layer built from Tennis Phone Sports Video.
Does Performance Form replace the original video?
No. The original video remains the source evidence. Performance Form helps players and coaches review the movement from additional spatial angles.
Why does multi-angle review matter?
Tennis movement happens in space. A single camera angle can be useful, but it is not always enough to understand how the body moved.