Markov Chain Monte Carlo
Too hard to compute  λ's and  p  analytically
Idea:  Sample  Ω  according to the distribution  p, stochastically update  Λ  to update  p, and repeat until  p  reproduces all  μ(z; φ) for  φ Є Φ
Monte Carlo because of random walk
Markov Chain in the nature of the loop