The EM-algorithm and the Method of Moments in Softmax Mixture Models

Xin Bing, Florentina Bunea, Jonathan Niles-Weed +1

Softmax Mixture Models (SMMs) are discrete $K$-component mixture models for the probabilities of selecting one of $p$ candidate feature vectors $X_1,\dots ,X_p\in {\mathbb{R}}^L$ in h…