A quantum walk based search algorithm, and its optical realisation

Numerical results
Second order Taylor coefficient (n = 8)
Second order Taylor coefficient (B)
(log 2 scale)
64
16
Empirical lower bound
4
using size, and the elementary statistical properties of noise:
1
2 −2
2 −4
2 −6
2 −8
2 −10
0.1
〈η〉 and Q
0.2 0.3 0.4 0.5 0.6 0.7 0.8
Average transmission (〈η〉)
Effect of higher orders: p max ({η}) ≥ p max (〈η〉) + 2 −n Q 2
0.9
1
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