HCMUS MediaEval 2021: Multi-Model Decision Method Applied on Data Augmentation for COVID-19 Conspiracy Theories Classification.
Tuan-An ToNham-Tan NguyenDinh-Khoi VoNhat-Quynh Le-PhamHai-Dang NguyenMinh-Triet TranPublished in: MediaEval (2021)
Keyphrases
- classification method
- input data
- prior knowledge
- test data
- prior information
- synthetic data
- mathematical model
- statistical methods
- probabilistic model
- data sets
- objective function
- support vector machine svm
- classification accuracy
- statistical model
- classification algorithm
- probability distribution
- experimental data
- training samples
- predictive model
- preprocessing
- unseen data
- confidence scores
- cross validation
- regression analysis
- decision rules
- input vectors
- dimensional vector
- em algorithm
- feature set
- sensitivity analysis
- cost function
- pairwise
- prediction model
- classification models
- bayesian methods
- classification trees
- learned models
- high dimensional data
- machine learning
- similarity measure
- training data
- support vector machine
- clustering method
- bayesian networks
- data sources
- data points
- pattern classification
- parameter estimation
- missing data
- linear regression
- autoregressive
- extracted features
- semi supervised
- feature vectors
- training set
- data analysis
- supervised learning
- missing values
- decision trees