Why Press Backspace? Understanding User Input Behaviors in Chinese Pinyin Input Method Yabin Zheng author Lixing Xie author Zhiyuan Liu author Maosong Sun author Yang Zhang author Liyun Ru author 2011-06 text Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies Dekang Lin editor Yuji Matsumoto editor Rada Mihalcea editor Association for Computational Linguistics Portland, Oregon, USA conference publication zheng-etal-2011-press https://aclanthology.org/P11-2085/ 2011-06 485 490