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Dual Basis Measurement Based Protocol: Difference between revisions
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# Voter <math>V_k</math> chooses at random <math>2^{\delta_0}</math> of the <math>|D_1\rangle</math> states. The other voters measure half of their particles in the computational and half in the Fourier basis. | # Voter <math>V_k</math> chooses at random <math>2^{\delta_0}</math> of the <math>|D_1\rangle</math> states. The other voters measure half of their particles in the computational and half in the Fourier basis. | ||
#*if the chosen basis is computational then the measurement results need to add up to 0, | #*if the chosen basis is computational then the measurement results need to add up to 0, | ||
#* else: the measurement results are all the same. <p>All voters simultaneously broadcast their results and if one of them notices a discrepancy, the protocol aborts</P> | #* else: the measurement results are all the same. <p>All voters simultaneously broadcast their results and if one of them notices a discrepancy, the protocol aborts.</P><p> The states <math>|D_2\rangle</math> are similarly checked.</p> | ||
#<p> All voters measure their qudits in the computational basis.</p> Then each <math>V_k</math> holds a blank ballot of dimension N with the measurement outcomes corresponding to parts of <math>|D_1\rangle </math> states <math>B_k = [\xi_k^{1}...\xi_k^{sk_k}...\xi_k^{N}]^{T}</math> and a unique index, <math>sk_k \in \{1,...,N\}</math> from the measurement outcome of the qudit that belongs to <math>|D_2\rangle</math>. | #<p> All voters measure their qudits in the computational basis.</p> Then each <math>V_k</math> holds a blank ballot of dimension N with the measurement outcomes corresponding to parts of <math>|D_1\rangle </math> states <math>B_k = [\xi_k^{1}...\xi_k^{sk_k}...\xi_k^{N}]^{T}</math> and a unique index, <math>sk_k \in \{1,...,N\}</math> from the measurement outcome of the qudit that belongs to <math>|D_2\rangle</math>. | ||