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quant-ph2024★ 2 cited
Optimal discrimination of quantum sequences
Tathagata Gupta, Shayeef Murshid, Vincent Russo +1
A key concept of quantum information theory is that accessing information encoded in a quantum system requires us to discriminate between several possible states the system could b…
quant-ph2024★ 4 cited
Unambiguous discrimination of sequences of quantum states
Tathagata Gupta, Shayeef Murshid, Somshubhro Bandyopadhyay
We consider the problem of determining the state of an unknown quantum sequence without error. The elements of the given sequence are drawn with equal probability from a known set…