1. Theories of associative recall;H C Longuet-Higgins;Quarterly Reviews of Biophysics,1970
2. 1970 is practically the Cambrian Era, but Longuet-Higgins was an important theorist and this article references some important, if early, work;I Yes;The article discusses four other kinds of models as well. (For what it's worth
3. 2007, now we've made it into the Jurassic. But sections of this article read a bit like we're discussing transformers, where we're dealing with both word meaning and context of occurrence. Here's the abstract: The authors present a computational model that builds a holographic lexicon representing both word meaning and word order from unsupervised experience with;N Michael;Psychological Review,2007