Yue Mao

Constrained Sequence-to-Tree Generation for Hierarchical Text Classification

2022 · Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval

Hierarchical Text Classification (HTC) is a challenging task where a document can be assigned to multiple hierarchically structured categories within a taxonomy. The majority of prior studies consider HTC as a flat multi-label classification problem, …