Closed timmintam closed 1 month ago
There are many cases when we don't require the POVM to span the full space of hermitian operators. For instance if the observables to estimate are only made of Z and X paulis, we don't need to take any measurement in the Y basis.
Z
X
Y
There are many cases when we don't require the POVM to span the full space of hermitian operators. For instance if the observables to estimate are only made of
ZandXpaulis, we don't need to take any measurement in theYbasis.