Leveraging Meta Information in Short Text Aggregation He Zhao author Lan Du author Guanfeng Liu author Wray Buntine author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics Anna Korhonen editor David Traum editor Lluís Màrquez editor Association for Computational Linguistics Florence, Italy conference publication zhao-etal-2019-leveraging 10.18653/v1/P19-1396 https://aclanthology.org/P19-1396/ 2019-07 4042 4049