Classical shadows for quantum process tomography on near-term quantum computers
Quantum process tomography is a powerful tool for understanding quantum channels and
characterizing the properties of quantum devices. Inspired by recent advances using …
characterizing the properties of quantum devices. Inspired by recent advances using …
Compressive gate set tomography
Flexible characterization techniques that provide a detailed picture of the experimental
imperfections under realistic assumptions are crucial to gain actionable advice in the …
imperfections under realistic assumptions are crucial to gain actionable advice in the …
Closed-form analytic expressions for shadow estimation with brickwork circuits
Properties of quantum systems can be estimated using classical shadows, which implement
measurements based on random ensembles of unitaries. Originally derived for global …
measurements based on random ensembles of unitaries. Originally derived for global …
Stability of classical shadows under gate-dependent noise
Expectation values of observables are routinely estimated using so-called classical
shadows $\unicode {x2014} $ the outcomes of randomized bases measurements on a …
shadows $\unicode {x2014} $ the outcomes of randomized bases measurements on a …
Low-variance observable estimation with informationally-complete measurements and tensor networks
We propose a method for providing unbiased estimators of multiple observables with low
statistical error by utilizing informationally (over) complete measurements and tensor …
statistical error by utilizing informationally (over) complete measurements and tensor …
[PDF][PDF] Characterizing quantum hardware with imperfect control
R Brieger - docserv.uni-duesseldorf.de
Quantum computers promise to solve a variety of computational problems faster than
existing classical computers, among them the factorization of prime numbers, unstructured …
existing classical computers, among them the factorization of prime numbers, unstructured …