No one is perfect: Analysing the performance of question answering components over the DBpedia knowledge graph.
Kuldeep SinghIoanna LytraArun Sethupat RadhakrishnaSaeedeh ShekarpourMaria-Esther VidalJens LehmannPublished in: J. Web Semant. (2020)
Keyphrases
- question answering
- information retrieval
- information extraction
- natural language processing
- knowledge base
- syntactic information
- named entities
- domain knowledge
- natural language
- question classification
- domain ontology
- passage retrieval
- relation extraction
- natural language questions
- qa clef
- question answering systems
- knowledge representation
- knowledge sources
- qa systems
- sentence retrieval
- expert systems
- semantic roles
- wordnet
- candidate answers
- text mining
- answer validation
- textual entailment recognition
- open domain question answering