Exploiting stance hierarchies for cost-sensitive stance detection of Web documents.
Arjun RoyPavlos FafaliosAsif EkbalXiaofei ZhuStefan DietzePublished in: J. Intell. Inf. Syst. (2022)
Keyphrases
- web documents
- cost sensitive
- cost sensitive learning
- misclassification costs
- multi class
- cost sensitive classification
- class distribution
- semi structured
- binary classification
- information extraction
- web pages
- active learning
- web search engines
- naive bayes
- class imbalance
- html documents
- support vector machine
- knowledge discovery
- keywords
- machine learning
- confidence weighted
- multi label
- boosting algorithms
- decision trees
- unstructured documents
- tree structured patterns