Conflict Detection for Temporal Knowledge Graphs:A Fast Constraint Mining Algorithm and New Benchmarks

no code implementations • 18 Dec 2023 • Jianhao Chen, Junyang Ren, Wentao Ding, Haoyuan Ouyang, Wei Hu, Yuzhong Qu

Temporal facts, which are used to describe events that occur during specific time periods, have become a topic of increased interest in the field of knowledge graph (KG) research.

Management

PaTeCon: A Pattern-Based Temporal Constraint Mining Method for Conflict Detection on Knowledge Graphs

1 code implementation • 18 Apr 2023 • Jianhao Chen, Junyang Ren, Wentao Ding, Yuzhong Qu

Temporal facts, the facts for characterizing events that hold in specific time periods, are attracting rising attention in the knowledge graph (KG) research communities.

Knowledge Graphs Management

Automatic Rule Generation for Time Expression Normalization

1 code implementation • Findings (EMNLP) 2021 • Wentao Ding, Jianhao Chen, Jinmao Li, Yuzhong Qu

The understanding of time expressions includes two sub-tasks: recognition and normalization.