A Knowledge-Based Information Extraction System for Semi-structured Labeled Documents.
Jaeyoung YangHeekuck OhKyung-Goo DohJoongmin ChoiPublished in: IDEAL (2002)
Keyphrases
- semi structured
- information extraction
- labeled documents
- text classification
- text mining
- structured data
- unlabeled documents
- text classifiers
- web documents
- natural language processing
- free text
- training data
- web directories
- document classification
- machine learning
- web data
- data extraction
- wrapper generation
- information retrieval
- text documents
- textual data
- text categorization
- named entity recognition
- data model
- training documents
- natural language
- feature selection
- supervised learning algorithms
- expert systems
- semi supervised learning
- named entities
- labeled data
- database systems
- knn
- artificial intelligence
- question answering
- text data
- sentiment analysis
- keywords
- data mining