what is feature selection used for what is feature selection used for can feature selection be considered a way to observe a relationship between variables like correlation can you observe a relationship between variables? can we observe relationship between a pair of variables, like correlation? what is the purpose of feature selection in physics which term describes the relationship between two pairs of variables? feature selection can be considered as an observation of correlation what can feature selection be considered can feature selection be considered a way to observe correlation can feature selection be considered a way to observe relationship between variables like correlation can feature selection be considered a way to observe relationship between variables like correlation? what is the feature selection used for? which feature is regarded as a way to observe relationship between variables like correlation? can feature selection be considered a way to observe relationship between variables like correlation? why do you use features in predicting variables how to observe the relationship between two pairs of variables can we observe relationship between variables which of the following is the purpose of feature selection? why can't we use feature selection