Data Cleaning with PHP

Normalizing and Scaling Numerical Features with Rubix

Normalization adjusts numerical data to a standard range (often $[0, 1]$), which helps with model performance when features are on different scales.

Dataset


            2000,300,low,
2500,400,medium
3000,500,high

Result: Memory: 0.228 Mb Time running: 0.01 sec.


                Normalized data:
---------------
0,0,low
0.4,0.75,medium
1,1,high