Compute one iteration to solve the fixed point equation in the VE-step
tauUpdate(tau, log.w, log.1mw, data, VE, mstep, modelFamily, directed)
current value of tau
value of log(w)
value of log(1-w)
data vector in the undirected model, data matrix in the directed model
list with variational parameters tau and rho
list with current model parameters and additional auxiliary terms
probability distribution for the edges. Possible values:
Gauss
, Gamma
booelan to indicate whether the model is directed or undirected
updated value of tau