A real set, measured Real data

Filmed on a phone, nothing attached to the bar. Turn the overlay on to see what the model tracked.

Benchpress
97.5 kg x 3 at RPE 8.5
0.29
Peak speed (m/s)
0.18
Mean speed (m/s)
31.6
Range of motion (cm)
3
Reps detected
Every rep, measured separately
RepPeak (m/s) Mean (m/s)ROM (cm)
1 0.29 0.21 31.9
2 0.26 0.19 31.6
3 0.22 0.15 31.3

Bar speed dropping across a set is fatigue you can measure rather than guess at.

What the model measured
Rep Position (Phases)
Rep Position (Phases)
Rep Velocity (Phases)
Rep Velocity (Phases)
Velocity Over Time
Velocity Over Time
Movement Trajectory
Movement Trajectory