music signal separation using supervised nonnegative matrix factorization with orthogonality and...
TRANSCRIPT
- 1. Music Signal Separation Using Supervised Nonnegative Matrix Factorization with Orthogonality and Maximum-divergence Penalties , , , ,
- 2. 2 4 2
- 3. 2 4 3
- 4. - Time Frequency 2 2 4
- 5. 2 4 5
- 6. (nonnegative matrix factorization: NMF) NMF : [Lee, et al., 2012] Amplitude Amplitude () () () Time : : : Time Frequency Frequency 6
- 7. : NMF (SNMF) [Smaragdis, et al., 2007] () (dictionary) 7
- 8. SNMF 8
- 9. : SNMF 9 () SNMF
- 10. : SNMF 10 () SNMF
- 11. : SNMF 11 () SNMF
- 12. 2 4 12
- 13. : SNMF () SNMF (Penalized SNMF: PSNMF) 13
- 14. SNMF 14 : SNMF: : -divergence [Eguchi, et al., 2001] ()
- 15. PSNMF 15 2 : SNMF: PSNMF: ()
- 16. 1 NMF 16 NMF
- 17. 1 NMF 0 17
- 18. PSNMF 18
- 19. PSNMF (Convex) (Concave) : Jensen : 19
- 20. PSNMF : Jensen 20
- 21. PSNMF 21
- 22. PSNMF 22
- 23. PSNMF 23
- 24. 2 4 24
- 25. MIDI Clarinet, Oboe, Piano, Cello4 24 21244 MIDI 25 224
- 26. SDR [Vincent, 2006] 24 MIDI 224 : 100, : 50 SNMFPSNMF 26
- 27. 0 2 4 6 8 10 12 14 16 SDR[dB] 0 2 4 6 8 10 12 14 16 SDR[dB] 0 2 4 6 8 10 12 14 16 SDR[dB] 12 : 2 27 SNMF PSNMF () PSNMF () PSNMF () PSNMF () PSNMF () PSNMF () 0 1 2 0 1 2 0 1 2 SNMF SNMF
- 28. 4 2 0 2 4 6 8 10 12 14 SDR[dB] 0 2 4 6 8 10 12 14 SDR[dB] 0 2 4 6 8 10 12 14 SDR[dB] : 4 28 PSNMF () PSNMF () PSNMF () PSNMF () PSNMF () PSNMF () 0 1 2 0 1 2 0 1 2 SNMF SNMF SNMF
- 29. PSNMF (Cello Oboe) 29 SNMF PSNMF
- 30. NMF NMF (PSNMF) 30