Multi-class Named Entity Recognition Via Bootstrapping with Dependency Tree-Based Patterns.
Van B. DangAkiko N. AizawaPublished in: PAKDD (2008)
Keyphrases
- named entity recognition
- multi class
- information extraction
- named entities
- natural language processing
- semi supervised
- conditional random fields
- relation extraction
- maximum entropy
- text summarization
- multi class classification
- pairwise
- support vector machine
- multiple classes
- object detection
- cost sensitive
- classifier ensemble
- feature selection
- question answering
- active learning
- co occurrence
- computer vision
- machine learning
- error correcting output codes
- base classifiers
- unsupervised learning
- supervised learning
- natural language
- image processing
- information retrieval