why is expectation maximization algorithm why is the expectation maximization algorithm used why is expectation maximization algorithm used? what is expectation maximization algorithm what is em used for in algebra where is the expectation maximization algorithm used why is expectation maximization algorithm used why is em algorithm used what is meant by expectation maximization how is expectation maximization algorithm used in probability why does expectation maximization work why is an expectation maximization algorithm used why is expectation maximization algorithm used why is expectation maximization algorithm used which is used to find the maximum likelihood and the maximum likely to be achieved? can the expectation maximization algorithm be used to determine the maximum likelihood? why is the expectation maximization algorithm used why is the expectation maximization algorithm used? why do we use expectation maximization algorithm? why is expectation maximization used?