Aug 6, 2013 · For each bit (binary digit) that you have, there are two possibilities: Either it can be a zero, or it can be a one. Therefore, if you have one bit, you have two possible numbers. If you have two …

Jun 21, 2013 · I have seen the claim that the l0-norm ($\\|X\\|_0$ = support(X)) is a pseudo-norm because it does not satisfy all properties of a norm. I thought it to be triangle inequality, but am not …