Ares Phase 4 — Audio Note, MIDI + Mode Transcriber

Capture

Live

For tab/system audio, choose the tab or screen playing music and enable the prompt’s audio checkbox if your browser shows one.

Audio File Import

Import

Drop in a WAV, MP3, OGG, M4A, or other browser-decodable audio file. Ares will scan it offline and populate the piano roll, mode estimate, and MIDI export.

Drop audio here No file selected Click to browse • browser decoder support varies by format

File scan hop 1024 samples Clear the current note log before analyzing imported audio

File analysis idle.

No decoded file loaded.

Detector Tuning

live

Input threshold 0.020 Min note length 140 ms Release hold 180 ms Note stability 3 frames Min confidence 0.74 Concert A 440.0 Hz MIDI export BPM 120 BPM Discard unstable blips shorter than the minimum note length

Attack / Onset Splitter

0 attacks

Phase 4 adds transient detection so repeated hits on the same pitch can split into separate note events instead of merging into one long block.

Split repeated notes when a fresh attack is detected Onset sensitivity 1.35x Attack cooldown 160 ms Same-note retrigger 120 ms

Export

0 notes

Phase 4 exports live or imported note events with attack-split markers. Tempo detection and quantization arrive in later phases.

Detected note — Waiting for capture

Input level RMS 0.0000

Frequency—

MIDI—

Cents—

Confidence—

Waveform + spectrum 00:00.000

Phase 4 piano roll + attack timeline last 30 seconds

Scale + Mode

Live estimate

Best match — Play a few notes to build the map.

Note Events

idle

Start	Note	Dur.	Cents	Split
No note events yet.