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quant-ph2017
Quantum state certification
Costin Bădescu, Ryan O'Donnell, John Wright
We consider the problem of quantum state certification, where one is given copies of an unknown -dimensional quantum mixed state , and one wants to test whether is eq…
cs.DS2017
Which Distribution Distances are Sublinearly Testable?
Constantinos Daskalakis, Gautam Kamath, John Wright
Given samples from an unknown distribution and a description of a distribution , are and close or far? This question of "identity testing" has received significant a…