Center-retained fine-tuning for conversational question ranking through unsupervised center identification

Z Liu, Z Chen, Z Ren, S Gao, J Ma, P Ren - Information Processing & …, 2024 - Elsevier
Given a conversation context, conversational question ranking (CQR) aims to select a
proper question from a candidate pool to clarify users' ambiguous information needs. Most …

ParTRE: A relational triple extraction model of complicated entities and imbalanced relations in Parkinson's disease

X Zhang, C Yu, R Yan - Journal of Biomedical Informatics, 2024 - Elsevier
The relational triple extraction of unstructured medical texts about Parkinson's disease is
critical for the construction of a medical knowledge graph. However, the triple entities in …