Using Score-Informed Constraints For NMF-Based Source Separation (ICASSP 2012)
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ScoreConstrainedNMF

Details for Chopin's Op064No1

Jump to: Main table, Results for real audio, Results for synthesized audio

Real Audio Material

Input Data
Original Audio Spectrogram

[mp3]

Information about input audio recording:
  • Source: European Archive
  • Full piece: yes
  • Performer: Lipatti
  • Version: EuropeanArchive
 Mutopia MIDI

[mid] / [pdf]

Information about input MIDI file:
  • Source: Mutopia
  • Full piece: yes
  • Uninterpreted: yes
  • MIDI after warping: [png]
Initialization
Spectrogram Approximation V

 Template Vectors W

 Activations H
Approximation
Spectrogram Approximation V

[mp3]

 Template Vectors W

 Activations H
Separation Results
Activations (right hand)
Activations (left Hand)

[mp3]

 Derived Filter Mask (right hand)
Derived Filter Mask (left Hand)
 Masked Audio Spectrogram (right hand)
Masked Audio Spectrogram (left Hand)

[mp3]

Synthesized Audio Material

Source Audio: Timidity Wavetable Sonification (full piece)
Source MIDI: Mutopia (full piece)

Input Data
Original Audio Spectrogram (Wavetable Sonification)

[mp3]

Information about input audio recording:
  • Source: Timidity wavetable sonification of Mutopia MIDI file
  • Full piece: yes
  • Performer: Lipatti
  • Version: EuropeanArchive
 Mutopia MIDI

[mid] / [pdf]

Information about input MIDI file:
  • Source: Mutopia
  • Full piece: yes
  • Uninterpreted: yes
Initialization
Spectrogram Approximation V

 Template Vectors W

 Activations H
Approximation
Spectrogram Approximation V

[mp3]

 Template Vectors W

 Activations H
Separation Results
Activations (right hand)
Activations (left Hand)

[mp3]

 Derived Filter Mask (right hand)
Derived Filter Mask (left Hand)
 Masked Audio Spectrogram (right hand)
Masked Audio Spectrogram (left Hand)

[mp3]

Links