Imports ..

Functions

Problem

The 'alphas' are [1,2,3]

### PCA Using all 3 Columns of input¶

#### Compute the input column means¶

These are required to get the alphas back into real space

#### We got the actual answers back from out toy problem !!!¶

Not sure why we had to scale it by 5.47725...

### PCA Using Subset of Columns (2 instead of 3 in toy problem)¶

#### Compute the input column means¶

These are required to get the alphas back into real space