Dear all,

Can anyone help in the following:

I have found two different formulas in the literature

1. r = argmin_r [ 1/2 ||z-Br||_2^2 + lambda||r||_1

2. r = argmin_r [ 1/2 ||z-Br||_2 + lambda||r||_1

The main difference is there is no square in the first term of Eq2.

Regards