Question

what is filter feature​

Answer 1

Answer:

In signal processing, a filter is a device or process that removes some unwanted components or features from a signal. Filtering is a class of signal processing, the defining feature of filters being the complete or partial suppression of some aspect of the signal.

Answer 2

$\huge \fbox{Answer}$

Filters methods belong to the category of feature selection methods that select features independently of the machine learning algorithm model. This is one of the biggest advantages of filter methods. Features selected using filter methods can be used as an input to any machine learning models.