What steps will reproduce the problem? 1. run hmmNbestDemo.m 2. Undefined function or variable "xi_summed". Error in hmmFwdBackMaxProduct (line 39) xi_summed = xi_summed + tmpXi./sum(tmpXi(:)); % inlined call to normalize Error in hmmNbestDemo (line 17) [ff, logmaxprob] = hmmFwdBackMaxProduct(initDist, transmat, softev); 3.

What is the expected output? What do you see instead? no error, xi_summed seems to be uninitiated, ff is not assigned in hmmFwdBackMaxProduct.m

What version / revision of the product are you using? On what operating system? pmtk3 2011dec15, windows 7, matlab 2012a

Please provide any additional information below.

Moved to GitHub: https://github.com/probml/pmtk3/issues/42