← back to player
no piece selected

What this lab does

It plays the audio and shows you, in real time, where the AI thinks the music is in the score.
Top: the score with the current measure highlighted + a sliding AI cursor (Enote-style).
Bottom: the audio waveform with a sync line showing how audio time maps to score time.

Pick a piece in the dropdown above ↑

Audio waveform · alignment trace · playhead

waveform score-time mapping playhead
0:00

Tempo curve

d(score) / d(audio) per tick. Spikes = uncertainty.

Step size

Per-tick advance in score-quarters.

Cumulative score time

Score quarters elapsed by audio time.

Performance chroma · 12 pitch classes

Audio mapped to C C# D D# E F F# G G# A A# B (bottom→top). Brightness = energy.

Score chroma (synth)

Same view, computed from the score's MIDI render.

Onset novelty

Spectral flux. Peaks = note attacks.

Audio waveform (full)

Pressure envelope of the performance.

0:00 / 0:00
m. · score 0.00s
idle