A Hierarchical LSTM Model for Joint Tasks. - Qianrong Zhou; Liyun Wen; Xiaojie Wang 006; Long Ma; Yue Wang (CCL, 2016)

Jointly Modeling Intent Identification and Slot Filling with Contextual and Hierarchical Information. - Liyun Wen; Xiaojie Wang 006; Zhenjiang Dong; Hong Chen (NLPCC, 2017)