Sources of Complexity in Semantic Frame Parsing for Information Extraction.
Gabriel MarzinottoFrédéric BéchetGéraldine DamnatiAlexis NasrPublished in: CoRR (2018)
Keyphrases
- information extraction
- natural language
- natural language processing
- linguistic analysis
- free text
- information retrieval
- worst case
- semantic tagging
- natural language text
- information sources
- semantic parsing
- text mining
- precision and recall
- semantic network
- syntactic analysis
- question answering
- databases
- linguistic patterns
- heterogeneous data sources
- semantic representation
- dependency parsing
- unstructured documents
- semantic analysis
- semantic similarity
- machine learning
- high level
- computational complexity
- domain specific
- video frames
- named entities
- parse tree
- syntactic structures
- unsupervised learning
- conditional random fields
- domain ontology
- natural language understanding
- semantic annotation
- semantic content
- semi structured
- relational learning
- semantic relationships
- key frames
- multiple sources
- named entity recognition