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EM Progress
EM step:0
Log-likelihood:—
ΔLL:—
Converged:No
About
E-step: compute soft assignments r_ik = π_k N(x_i|μ_k,Σ_k) / Σ_j ... M-step: update means μ_k = Σr_ik x_i / Σr_ik, covariances, and mixing weights π_k. Log-likelihood monotonically increases (Jensen's inequality). Convergence when ΔLL < 1e-4.