This experiment is a simple bar and hand splitter to allow MIDI transcriptions of a performance to easily be modified by splitting hands and indicating bar locations.    

ISM Hand Splitter

MIDI · Piano Roll · Grand Staff · LH / RH

□

Drop a MIDI file here

or click to browse  ·  .mid  /  .midi

□ Piano Roll □ Staff

```

◀ Before After ▶

▶ Play ⏹

⚡ Auto-split ⟳ Clear overrides

Onset: 30 ms 40 ms 50 ms

Zoom:

□ MusicXML New file ```

□ -- Notes: -- Duration: -- BPM: -- LH: -- RH: -- Low-conf: --

0:00 / 0:00

Left Hand

Right Hand

Before (raw)

Low confidence

Manual override

□ Drag the gold line to set split boundary · Click notes to flip LH↔RH

Ready.