Multi-class machine classification of suicide-related communication on Twitter.
Pete BurnapGualtiero ColomboRosie AmeryAndrei HodorogJonathan ScourfieldPublished in: Online Soc. Networks Media (2017)
Keyphrases
- multi class
- multi class classification
- support vector machine
- multiclass classification
- binary classifiers
- multi class classifier
- binary and multi class
- cost sensitive
- multi class boosting
- multiple classes
- multiclass problems
- multi class svm
- class probabilities
- feature selection
- multi class classifiers
- multi class svms
- error correcting output codes
- binary classification
- multi class problems
- binary classification problems
- pairwise
- protein classification
- classification accuracy
- object detection
- binary classification tasks
- kernel logistic regression
- single class
- classification algorithm
- machine learning
- support vector
- improve the classification accuracy
- cost sensitive learning
- knn
- linear classifiers
- multi task
- svm classifier
- feature vectors
- boosting algorithms
- image classification
- text classification
- feature space
- decision boundary
- face recognition
- probabilistic boosting tree
- model selection
- multi class object detection