Library / ALEX / 2025-04-02

AI MOTION ANALYSIS

一滑雪这钢琴是彻底荒废了😬

ALEX · Carving student · CASI L2 · 2025-04-02 · length 30.0s · Original video on Douyin ↗

curves
17turns
52.71°mean peak inclination
52.07° / 53.06°left / right
98.0%symmetry
54.0%rhythm variation
11.02°angulation
188.82°/sedge rate
96.59°deepest knee flexion
92%detection coverage

Per-turn data (hover or tap)

Bar height = peak inclinationLeft turnsRight turns

Per-turn data

TurnDirStartDurationPeak incl.AngulationKnee minPeak positionEdge rate
#1R0.0s0.81s24.9°+23.6°120.0°0%60°/s
#2L0.81s1.86s66.9°-1.5°80.0°36%278°/s
#3R2.67s1.42s41.5°+24.0°101.0°48%235°/s
#4L4.09s1.69s69.9°-4.8°91.0°26%151°/s
#5R5.78s0.81s45.6°+20.6°94.0°38%239°/s
#6L6.6s2.16s68.4°+5.2°84.0°38%110°/s
#7R8.76s0.91s35.8°+34.8°56.0°41%141°/s
#8L9.67s1.93s69.1°-11.2°100.0°49%105°/s
#9R11.6s1.89s48.2°+19.6°91.0°25%186°/s
#10L13.5s0.51s20.9°+38.4°120.0°40%243°/s
#11R14.0s3.11s73.3°-0.5°48.0°73%134°/s
#12R17.25s0.54s29.5°+65.3°94.0°12%443°/s
#13R18.03s2.64s70.7°-8.5°98.0°44%163°/s
#14R20.94s2.27s69.9°-18.0°102.0°49%159°/s
#15L23.2s0.41s17.2°+51.4°117.0°42%179°/s
#16R23.88s1.96s76.8°-28.7°118.0°31%260°/s
#17R26.35s3.62s67.5°-22.4°128.0°26%124°/s

Download full data JSON (includes per-frame series)← PreviousNext →

Scope: image-plane geometry and timing. Angles are most accurate with the camera up or down the fall line; off-axis values read systematically low. Analysis is fully automatic with no manual correction.