Keyphrases
- sample size
- garch model
- model selection
- random sampling
- upper bound
- stock market
- pac learning
- worst case
- small sample
- hyperparameters
- statistical power
- statistical hypothesis testing
- progressive sampling
- small samples
- computational complexity
- variance reduction
- multivariate time series
- statistical tests
- data sets
- cross validation
- machine learning
- random sample
- low dimensional
- dimensionality reduction
- lower bound
- data structure