0
votes
0answers
30 views

two component non standard mixture (normal + unknown)

I have some univariate data which might be well modeled as a two component mixture where the first component is normal with unknown mean and variance and the second is some unspecified continuous ...
1
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0answers
101 views

Gaussian Mixture - Optimal number of components

So, getting an "idea" of the optimal number of clusters in k-means is well documented. I found an article on doing this in gaussian mixtures, but not sure I am convinced by it, don't understand it ...
1
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0answers
138 views

Simple problem formulation for EM algorithm

I understand the EM algorithm, I understand for example how we get $Q(\theta, \theta^t)$, but I have trouble translating a real-world problem into the EM framework. For example, I'm given this ...