Phonemer at WNUT-2020 Task 2: Sequence Classification Using COVID Twitter BERT and Bagging Ensemble Technique based on Plurality Voting.
Anshul WadhawanPublished in: W-NUT@EMNLP (2020)
Keyphrases
- sequence classification
- majority voting
- ensemble methods
- weighted voting
- ensemble learning
- sequence data
- base classifiers
- ensemble members
- ensemble classifier
- classifier ensemble
- hidden markov models
- markov models
- random forest
- prediction accuracy
- conditional random fields
- knn
- discriminative learning
- machine learning methods
- decision trees
- support vector machine
- base learners
- generalization ability
- string kernels
- training set
- benchmark datasets
- generalization error
- multi class
- np hard
- feature vectors