<!--introduction--><p>We explain how to use <tt>cp_wopt</tt> with the POBLANO toolbox. The method is described in the following article:</p><p>E. Acar, D. M. Dunlavy, T. G. Kolda and M. M&oslash;rup, Scalable Tensor Factorizations for Incomplete Data, Chemometrics and Intelligent Laboratory Systems 106(1):41-56, March 2011 (doi:10.1016/j.chemolab.2010.08.004)</p><!--/introduction--><h2>Contents</h2><div><ul><li><a href="#1">Important Information</a></li><li><a href="#2">Create an example problem with missin