Converts label vector to 0/1 mixture weight matrix
Description
Converts unique cluster assignment stored in a length N label vector into a N \times K Boolean matrix of mixture weights.
Usage
1  states2weight_matrix(states, num.states.total = NULL)

Arguments
states 
a vector of length N with the state labels 
num.states.total 
total number of states. If

See Also
weight_matrix2states
Examples
1 2 3 4  ss < sample.int(5, 10, replace = TRUE)
WW < states2weight_matrix(ss)
image2(WW, col = "RdBu", xlab = "States", ylab = "Samples", axes = FALSE)
