Α-EM algorithm ( Maximum Likelihood Parameters)

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Time Complexity

$O(n^{3})$

Space Complexity

$O(n+r)$? words

(Stores current theta and Z guesses, which is updated each iteration. Also assumes description of alpha-log-likelihood takes O(n+r) auxiliary space.)

Description

Approximate?

Exact

Randomized?

No, deterministic

Model of Computation

Real RAM

Year

2003

Reference

https://dl-acm-org.ezproxy.canberra.edu.au/doi/10.1109/TIT.2002.808105