Fig. 7: Given an initial Dicke state, the comparisons of Trotter-step-1 approximated ring- and complete-XY mixers in QAOA at p = 1, 2, 3. | npj Quantum Information

Fig. 7: Given an initial Dicke state, the comparisons of Trotter-step-1 approximated ring- and complete-XY mixers in QAOA at p = 1, 2, 3.

From: Alignment between initial state and mixer improves QAOA performance for constrained optimization

Fig. 7

We report the mean approximation ratio over 10 instances with N = 6 and K = 3 with error bars denoting the standard errors of the mean estimation. Under the noisy simulation, the complete-XY mixer still outperforms the ring-XY mixer, which demonstrates the alignment effect.

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