PCA is the optimal procedure for feature selection.
Read moreWhich is the best method for feature extraction?
Principal Component Analysis (PCA) and Independent Component Analysis (ICA) were the two best methods at extracting representative features, followed by Dictionary Learning (DL) and Non-Negative Matrix Factorization (NNMF).
Read moreWhat are the features of time series?
When plotted, many time series exhibit one or more of the following features:
Read moreWhat is feature generation?
Feature generation is the process of creating new features from one or multiple existing features, potentially for use in statistical analysis . This process adds new information to be accessible during the model construction and therefore hopefully result in a more accurate model.
Read moreWhat are time features?
Date Time Features: these are components of the time step itself for each observation . Lag Features: these are values at prior time steps. Window Features: these are a summary of values over a fixed window of prior time steps.14 Ara 2016
Read moreWhat are the 2 steps of feature engineering?
The feature engineering process is:
Read moreWhat are the features of time series data?
When plotted, many time series exhibit one or more of the following features:
Read more