@article{ocallaghan15eswa,
 author = {Derek O'Callaghan and Derek Greene and Joe Carthy and Padraig Cunningham},
 journal = {Expert Systems with Applications},
 pdf = {http://www.derekgreene.com/papers/ocallaghan15eswa.pdf},
 publisher = {Elsevier},
 title = {An Analysis of the Coherence of Descriptors in Topic Modeling},
 year = {2015}
}