The predicate constraint-based question-answering system (PCQA) presented in 2019 utilizes knowledge graph predicate constraints—triplets consisting of a subject, predicate, and object—to capture connections between questions and answers, thereby simplifying processing and improving results.

Authors

• Person: Not available Organization: Springer
  Knowledge Graphs: Opportunities and Challenges - Springer Nature

Sources

• Knowledge Graphs: Opportunities and Challenges - Springer Nature link.springer.com Springer via serper

Referenced by nodes (4)

• Knowledge Graph concept
• triplets concept
• subject concept
• Object concept