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quant-ph2007
Unambiguous discrimination between mixed quantum states based on programmable quantum state discriminators
Hongfeng Gan, Daowen Qiu
We discuss the problem of designing an unambiguous programmable discriminator for mixed quantum states. We prove that there does not exist such a universal unambiguous programmable…
quant-ph2005★ 7 cited
Quantum Pattern Matching
P. Mateus, Y. Omar
We propose a quantum algorithm for closest pattern matching which allows us to search for as many distinct patterns as we wish in a given string (database), requiring a query funct…