what is the hidden markov model what model does $y_r mean which model gives the state of a hmm where does the expression x represent in java what is the state that we have which of the following is a hidden markov model of the present and future what is true about markov models how do all observations and one state give you when does $yn mean a_i where does the $___ represent our observations what is the model called for hidden how many states do we know from a hidden marikov model? what is the true statement of a hidden markov model where is $y_i in a hidden markov model how to find the state of a hidden Markov model how do all observed and one state give you all states which state is xn$ what is the state of xn$ what is the value of a_i in marskov how do observations and one state give you all states