2. Write down any preprocessing steps used to transform the data into a computable form. This includes discretisation and normalisation methods used.
3
A function that maps the entire set of values of a given attribute to a new set of replacement values s.t. each old value can be identified with one of the new values Methods Attribute/feature construction New attributes constructed from the given ones Image data point, Signal data point Normalization: Scaled to fall within a smaller, specified range min-max normalisation z-score normalisation normalisation by decimal scaling Discretisation: Transform continuous variable to discrete ones.