The negative binomial distribution is the probability distribution of the number of Bernoulli (yes/no) trials required to obtain r successes.
A random walk is a process of random steps, motions, or transitions. It might be in one dimension (movement along a line), in two dimensions (movements in a plane), or in three dimensions or more.
Cover time is the expected number of steps in a random walk required
is a general computer-intensive approach used in estimating the accuracy of statistical models.
(also called dissimilarity matrix) describes pairwise distinction between M objects.
in discrete time is the transformation of the series to a new time series where the values are the differences between consecutive values of the original series.
(outcome or variable) means "having only two possible values", e.g.