Detecting Levels of Interest from Spoken Dialog with Multistream Prediction Feedback and Similarity Based Hierarchical Fusion Learning William Yang Wang author Julia Hirschberg author 2011-06 text Proceedings of the SIGDIAL 2011 Conference Joyce Y Chai editor Johanna D Moore editor Rebecca J Passonneau editor David R Traum editor Association for Computational Linguistics Portland, Oregon conference publication wang-hirschberg-2011-detecting https://aclanthology.org/W11-2018/ 2011-06 152 161