Constrained EM Estimates for Harmonic Source Separation

• Introduction
  • General Motivation
  • Literature Review
  • Specific motivation
• Expectation-Maximization
  • History
  • EM algorithm for parameter estimation of superimposed signals
  • Signal model
  • EM update
  • ECM
  • Amplitude-phase estimation
  • Frequency estimation
  • Problems & a solution
• Trustworthiness measurement
• Constrained EM
• Initial estimation
  • Multi-pitch estimation
  • Peak picking
  • Harmonic concordance grouping
• Simulation results
• Summary
• About this document ...