L1 / L2 loss functions and regularization

There was a discussion that came up the other day about L1 v/s L2,  Lasso v/s Ridge etc.

In particular,

  • Whats the difference between L1 and L2  loss function
  • Whats the difference between L1 and L2  regularizers
  • Whats the difference between Lasso and Ridge

 

References:

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