A quality-aware optimizer for information extraction.
Alpa JainPanagiotis G. IpeirotisPublished in: ACM Trans. Database Syst. (2009)
Keyphrases
- quality aware
- information extraction
- natural language processing
- precision and recall
- query optimization
- named entity recognition
- text mining
- free text
- semi structured
- textual data
- relational learning
- ontology based information extraction
- named entities
- machine learning
- relation extraction
- information retrieval
- optimization algorithm
- structured data
- text processing
- text documents
- question answering
- information extraction systems
- multi objective
- data extraction
- semantic tagging
- text summarization
- conditional random fields
- database
- hidden markov models
- knowledge discovery
- natural language
- database systems
- natural language text
- case study
- unstructured text
- open domain
- social networks
- artificial intelligence
- genetic algorithm
- data sets