which machine learning feature would you use instead of the matrix how to use the matrix for machine learning why does a matrix need to be used in machine learning what is a matrix machine learning how to use matrix machine learning what kind of matrix do you use for machine learning can machine learning use a matrix why use matrix feature can you use a matrix as a feature what does matrix feature mean what is the matrix in machine learning matrix how to use a matrix in machine learning what is the matrix used for machine learning which feature does the matrix use how big can you be to use a matrix why use a matrix feature in machine learning what is the use of matrix in machine learning? can you use a matrix as an example in machine learning how big of a matrix to use for a feature can you use a matrix feature