Investigation into Human Preference between Common and Unambiguous Lexical Substitutions Andrew Walker author Advaith Siddharthan author Andrew Starkey author 2011-09 text Proceedings of the 13th European Workshop on Natural Language Generation Claire Gardent editor Kristina Striegnitz editor Association for Computational Linguistics Nancy, France conference publication walker-etal-2011-investigation https://aclanthology.org/W11-2824/ 2011-09 176 180